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          Gear Sets, Differentials, and Install Kits by Vehicle and Rear End

          • Gears, Differentials, & Install Kits by Vehicle
          • Gears & Install Kits by Rear End

          Buick

          Apollo

          Years Type Gear Sets Differentials Install Kits
          1973-1977 GM 8.5"

          Century

          Years Type Gear Sets Differentials Install Kits
          1973-1977 GM 8.5"
          1978-1981 GM 7.5" / 7.625"

          Electra

          Years Type Gear Sets Differentials Install Kits
          1973-1977 GM 8.5"

          Full Size

          Years Type Gear Sets Differentials Install Kits
          1964-1971 GM 8.2" BOP
          1971 GM 8.5"
          1977-1985 GM 7.5" / 7.625"

          Grand National

          Years Type Gear Sets Differentials Install Kits
          1984-1987 GM 8.5"

          Grand Sport

          Years Type Gear Sets Differentials Install Kits
          1973-1984 GM 8.5"

          Lasabre

          Years Type Gear Sets Differentials Install Kits
          1973-1984 GM 8.5"

          Regal

          Years Type Gear Sets Differentials Install Kits
          1973-1983 GM 7.5" / GM 7.625"

          Skylark

          Years Type Gear Sets Differentials Install Kits
          1976-1979 GM 7.5" / GM 7.625"

          Chevrolet

          Biscayne

          Years Type Gear Sets Differentials Install Kits
          1973-1977 GM 8.5"

          Camaro

          Years Type Gear Sets Differentials Install Kits
          1967-1969 GM 8.2"
          1967-1972 GM 12 Bolt
          1970-1981 GM 8.5"
          1982-2002 GM 7.5" / 7.625"
          2010-2015 GM 8.6"

          Caprice

          Years Type Gear Sets Differentials Install Kits
          1965-1971 GM 8.2"

          Chevelle

          Years Type Gear Sets Differentials Install Kits
          1964-1972 GM 8.2
          1964-1972 GM 12 Bolt
          1970-1976 GM 8.5"

          Chevy II Nova

          Years Type Gear Sets Differentials Install Kits
          1964-1972 GM 8.2"
          1965-1972 GM 12 Bolt
          1970-1979 GM 8.5"

          Corvette

          Years Type Gear Sets Differentials Install Kits
          1963-1979 GM 8.4
          1980-1982 Dana 44
          1984-1996 Dana 36
          2014-2019

          El Camino

          Years Type Gear Sets Differentials Install Kits
          1965-1972 GM 12 Bolt
          1964-1971 GM 8.2"
          1971-1977 GM 8.5"

          Full Size

          Years Type Gear Sets Differentials Install Kits
          1970-1976 GM 8.5"
          1976-1996 GM 7.5" / 7.625"

          Impala

          Years Type Gear Sets Differentials Install Kits
          1965-1972 GM 12 Bolt
          1965-1972 GM 8.2"

          Monte Carlo

          Years Type Gear Sets Differentials Install Kits
          1970-1972 GM 12 Bolt
          1970-1972 GM 8.2"
          1971-1977 GM 8.5"
          1978-1988 GM 7.5" / 7.625"

          Chevrolet Truck

          Blazer - Front

          Years Type Gear Sets Differentials Install Kits
          1977-1991 GM 8.5"

          Blazer - Rear

          Years Type Gear Sets Differentials Install Kits
          1964-1982 GM 12 Bolt
          1980-1994 GM 8.5"

          C10 / K10 - Rear

          Years Type Gear Sets Differentials Install Kits
          1964-1982 GM 12 Bolt

          C20 - Rear

          Years Type Gear Sets Differentials Install Kits
          1980-1992 Dana 60

          C30 - Front

          Years Type Gear Sets Differentials Install Kits
          1977-1995 Dana 60

          K10 - Rear

          Years Type Gear Sets Differentials Install Kits
          1964-1982 GM 12 Bolt
          1982+ GM 8.5"

          K10 - Front

          Years Type Gear Sets Differentials Install Kits
          1977-1987 GM 8.5"

          K20 - Rear

          Years Type Gear Sets Differentials Install Kits
          1964-1982 GM 12 Bolt

          G10

          Years Type Gear Sets Differentials Install Kits
          1971+ GM 8.5"

          G20

          Years Type Gear Sets Differentials Install Kits
          1969-1981 GM 12 Bolt
          1971+ GM 8.5"

          S10

          Years Type Gear Sets Differentials Install Kits
          1983-1994 GM 7.5" / 7.625"

          Chrysler

          300

          Years Type Gear Sets Differentials Install Kits
          1957-1968 8 3/4" - 742
          1969-1973 8 3/4" - 489

          Dodge

          Coronet

          Years Type Gear Sets Differentials Install Kits
          1963-1968 8 3/4" - 742
          1966-1970 With HEMI Dana 60

          Challenger

          Years Type Gear Sets Differentials Install Kits
          1968 8 3/4" - 742
          1970-1973 8 3/4" - 489
          1970-1971 With HEMI DANA 60

          Charger

          Years Type Gear Sets Differentials Install Kits
          1970-1973 8 3/4" - 489
          1966-1971 With HEMI DANA 60

          Dart

          Years Type Gear Sets Differentials Install Kits
          1970-1973 8 3/4" - 489

          Monaco

          Years Type Gear Sets Differentials Install Kits
          1969-1973 8 3/4" - 489

          Super Bee

          Years Type Gear Sets Differentials Install Kits
          1968 8 3/4" - 742
          1969-1970 8 3/4" - 489
          1968-1971 With HEMI DANA 60

          Dodge Truck

          B200, B250, W100, W150

          Years Type Gear Sets Differentials Install Kits
          1969-1973 8 3/4" - 489

          W200 W250

          Years Type Gear Sets Differentials Install Kits
          1969+ DANA 60

          Ford

          Fairlane

          Years Type Gear Sets Differentials Install Kits
          1964-1970 Ford 8"
          1964-1970 Ford 9"

          Fairmont

          Years Type Gear Sets Differentials Install Kits
          1975-1979 Ford 9"

          Falcon

          Years Type Gear Sets Differentials Install Kits
          1962-1970 Ford 8"

          Full Size

          Years Type Gear Sets Differentials Install Kits
          1957-1978 Ford 8.8"
          1986-2014 Ford 8.8"

          Granada

          Years Type Gear Sets Differentials Install Kits
          1975-1979 Ford 8"

          LTD

          Years Type Gear Sets Differentials Install Kits
          1971-1979 Ford 9"

          Maveric

          Years Type Gear Sets Differentials Install Kits
          1971-1978 Ford 8"

          Monarch

          Years Type Gear Sets Differentials Install Kits
          1974-1980 Ford 8"

          Mustang

          Years Type Gear Sets Differentials Install Kits
          1965-1973 Ford 9"
          1965-1979 Ford 8"
          1986-2014 Ford 8.8"
          2015-2020 Super 8.8

          Pinto

          Years Type Gear Sets Differentials Install Kits
          1971-1980 Ford 8"

          Thunderbird

          Years Type Gear Sets Differentials Install Kits
          1957-1973 Ford 9"
          1987-1996 Ford 8.8"

          Torino

          Years Type Gear Sets Differentials Install Kits
          1971-1974 Ford 8"
          1971-1979 Ford 9"

          Ford Truck

          Bronco

          Years Type Gear Sets Differentials Install Kits
          1967-1986 Ford 9"
          1981-1994 Ford 8.8"

          E100 / E150

          Years Type Gear Sets Differentials Install Kits
          1986-1987 Ford 9"

          E150

          Years Type Gear Sets Differentials Install Kits
          1983-2014 Ford 8.8"

          E200

          Years Type Gear Sets Differentials Install Kits
          1968-1974 Ford 9"

          E250

          Years Type Gear Sets Differentials Install Kits
          1983-1987 Ford 8.8"

          E250 / E350

          Years Type Gear Sets Differentials Install Kits
          1982-1992 DANA 60

          Explorer

          Years Type Gear Sets Differentials Install Kits
          1990-2014 Ford 8.8"

          F100 F150

          Years Type Gear Sets Differentials Install Kits
          1970-1986 Ford 9"

          F100 - Rear

          Years Type Gear Sets Differentials Install Kits
          1967-1985 DANA 60

          F150

          Years Type Gear Sets Differentials Install Kits
          1981-2014 Ford 8.8"

          F150 - Rear

          Years Type Gear Sets Differentials Install Kits
          1967-1985 DANA 60

          F250

          Years Type Gear Sets Differentials Install Kits
          1957-1987 Ford 9"
          1967-1992 DANA 60
          1978-1992 DANA 60
          1981-1990 Ford 8.8"

          Ranger 4L

          Years Type Gear Sets Differentials Install Kits
          1990-2014 Ford 8.8"

          GMC

          C15 / K15 - Rear

          Years Type Gear Sets Differentials Install Kits
          1964-1982 GM 12 Bolt

          C25

          Years Type Gear Sets Differentials Install Kits
          1980-1992 DANA 60

          C35 / K35 - Front

          Years Type Gear Sets Differentials Install Kits
          1977-1995 DANA 60

          K15 - Front

          Years Type Gear Sets Differentials Install Kits
          1977-1987 GM 8.5"

          K15 - Rear

          Years Type Gear Sets Differentials Install Kits
          1982+ GM 8.5"

          G15

          Years Type Gear Sets Differentials Install Kits
          1971+ GM 8.5"

          G25

          Years Type Gear Sets Differentials Install Kits
          1969-1981 GM 12 Bolt
          1979+ GM 8.5"

          S25

          Years Type Gear Sets Differentials Install Kits
          1983-1994 GM 7.5" / 7.625"

          Sprint

          Years Type Gear Sets Differentials Install Kits
          1971-1972 GM 8.2"

          Mercury

          Bobcat

          Years Type Gear Sets Differentials Install Kits
          1975-1980 Ford 8"

          Comet

          Years Type Gear Sets Differentials Install Kits
          1964-1977 Ford 8"
          1965-1977 Ford 9"

          Cougar

          Years Type Gear Sets Differentials Install Kits
          1965-1973 Ford 9"
          1967-1979 Ford 8"
          1988-1996 Ford 8.8"

          Full Size

          Years Type Gear Sets Differentials Install Kits
          1957-1973 Ford 9"
          1982-2014 Ford 8.8"

          Montego

          Years Type Gear Sets Differentials Install Kits
          1968-1976 Ford 9"

          Zepher

          Years Type Gear Sets Differentials Install Kits
          1978-1979 Ford 8"

          Oldsmobile

          Cutlass

          Years Type Gear Sets Differentials Install Kits
          1971-1977 GM 8.5"
          1978-1988 GM 7.5" / 7.625"

          F85

          Years Type Gear Sets Differentials Install Kits
          1964-1971 GM 8.2" BOP
          1968-1970 GM 12 Bolt

          Full Size

          Years Type Gear Sets Differentials Install Kits
          1971-1989 GM 8.5"
          1977-1989 GM 7.5" / GM 7.625"

          Hurst

          Years Type Gear Sets Differentials Install Kits
          1985-1988 GM 8.5"

          Omega

          Years Type Gear Sets Differentials Install Kits
          1973-1975 GM 8.5"
          1975-1979 GM 7.5" / 7.625"
          1977-1979 GM 8.5"

          Plymouth

          Barracuda

          Years Type Gear Sets Differentials Install Kits
          1964-1968 8 3/4" - 742
          1969-1973 8 3/4" - 489
          1970-1971 With HEMI DANA 60

          Belvedere

          Years Type Gear Sets Differentials Install Kits
          1957-1968 8 3/4" - 742
          1969-1970 8 3/4" - 489
          1966-1970 With HEMI DANA 60

          Duster

          Years Type Gear Sets Differentials Install Kits
          1970-1976 8 3/4" - 489

          Fury

          Years Type Gear Sets Differentials Install Kits
          1957-1968 8 3/4" - 742
          1969-1973 8 3/4" - 489
          1967-1971 - With HEMI DANA 60

          Road Runner

          Years Type Gear Sets Differentials Install Kits
          1968 8 3/4" - 742
          1969-1973 8 3/4" - 489
          1968-1971 - With HEMI DANA 60

          Satellite

          Years Type Gear Sets Differentials Install Kits
          1968 8 3/4" - 742
          1969-1973 8 3/4" - 489
          1966-1971 - With HEMI DANA 60

          Superbird HEMI

          Years Type Gear Sets Differentials Install Kits
          1970 DANA 60

          Valiant

          Years Type Gear Sets Differentials Install Kits
          1960-1968 8 3/4" - 742
          1969-1973 8 3/4" - 489

          Pontiac

          Firebird Trans Am

          Years Type Gear Sets Differentials Install Kits
          1967-1971 GM 8.2" BOP
          1970-1981 GM 8.5"
          1982-2002 GM 7.5" / 7.625"

          Full Size

          Years Type Gear Sets Differentials Install Kits
          1964-1971 GM 8.2" BOP
          1971-1989 GM 8.5"
          1977-1989 GM 7.5" / 7.625"

          Grand Prix

          Years Type Gear Sets Differentials Install Kits
          1970-1972 GM 12 Bolt
          1971-1977 GM 8.5"

          Lemans

          Years Type Gear Sets Differentials Install Kits
          1965-1972 GM 12 Bolt
          1971-1977 GM 8.5"

          Tempest

          Years Type Gear Sets Differentials Install Kits
          1964-1971 GM 8.2" BOP

          Ventura

          Years Type Gear Sets Differentials Install Kits
          1971-1977 GM 8.5"
          1978-1981 GM 7.5" / 7.625"

          Dana

          Rear End Install Kit Gear Sets
          Dana 36 - 1984-1996 Corvette R5220
          Dana 44 - 1980-1982 Corvette
          Strange S60 D3512
          OEM Dana 60 D3513

          Ford

          Rear End Install Kit Gear Sets
          Ford 8" R5226
          Ford 8.8" R5231
          Ford Super 8.8"
          Ford 9" - 28 Spline Pinion
          Ford 9" - 35 Spline Pinion

          GM

          Rear End Install Kit Gear Sets
          7.5" / 7.625" 10 Bolt R5218
          8.2" 10 Bolt - Differential R5217
          8.2" 10 Bolt - 33 Spline Strange Spool R5217-SP
          8.2" 10 Bolt - Buick, Olds, Pontiac R5217OP
          8.4" 10 Bolt - 1963-1979 Corvette
          8.5" 10 Bolt - 28 Spline Axles R5205
          8.5" 10 Bolt - 30 or 33 Spline Axles R5205-SP
          8.6" 10 Bolt - 2010-2015 Camaro
          8.8" 12 Bolt - Car R5211
          8.8" 12 Bolt - Truck R5211T
          Dana 36 - 1980-1982 Corvette
          Dana 44 - 1984-1986 Corvette
          1997-2013 Corvette
          Strange 12 Bolt Drop-Out 3.062" Case - N1200 R5214
          Strange 12 Bolt Drop-Out 3.250" Case - N1202 R5216

          Mopar

          Rear End Install Kit Gear Sets
          8 3/4" - 742 Case R5261
          8 3/4" - 742 Case - Strange Spool R5261-SP
          8 3/4" - 489 Case R5266
          ×
          Dana 36 Manufacturer Part #
          3.54 Ratio US/Strange RS05878354CUS
          ×
          Dana 44 Manufacturer Part #
          4.11 Ratio US/Strange RS05844411
          4.33 Ratio US/Strange RS05844433
          4.56 Ratio US/Strange RS05844456
          ×
          Dana 60 - Standard Manufacturer Part #
          3.54 Ratio Spicer D3550
          3.54 Ratio Richmond RSD60354
          3.73 Ratio Spicer D3551
          3.73 Ratio Richmond RSD60373
          4.10 Ratio Spicer D3552
          4.10 Ratio Richmond (5 Series) D3570
          4.56 Ratio Spicer D3553
          4.56 Ratio Richmond RSD60456
          4.88 Ratio Richmond RSD60488
          5.13 Ratio Richmond RSD60513
          Dana 60 - Pro (Drag Only) Manufacturer Part #
          4.10 Ratio Richmond Gear RPD60410
          4.56 Ratio Richmond Gear RPD60456
          4.88 Ratio Richmond Gear RPD60488
          5.38 Ratio Richmond Gear RPD60538
          6.17 Ratio Richmond Gear RPD60617
          ×
          Dana 60 – Differentials Manufacturer Part #
          3 Series 35 Spline S-Trac Strange D3523
          3 Series 35 Spline Truetrack Eaton D3533
          5 Series 35 Spline Truetrack Eaton D3534
          3 Series 35 Spline Detroit Locker Eaton D3535
          5 Series 35 Spline Detroit Locker Eaton D3536
          3 Series Trac-Lok Dana/Spicer D3537
          5 Series Trac-Lok Dana/Spicer D3538
          ×
          Dana 60 – Install Kits Manufacturer Part #
          Installation Kit for Strange S60 Strange/Timken D3512
          Installation Kit for OEM Dana 60 Strange/Timken D3513
          ×
          FORD 8" MANUFACTURER PART #
          3.00 Ratio Motive Gear RS07880300
          3.25 Ratio Motive Gear RS07880325
          3.40 Ratio Motive Gear RS07880340
          3.55 Ratio Motive Gear RS07880355
          3.80 Ratio Motive Gear RS07880380
          4.11 Ratio Motive Gear RS07880411
          4.62 Ratio RICHMOND RSF80462
          × None Available.
          ×
          FORD 8" – INSTALL KITS MANUFACTURER PART #
          COMPLETE INSTALLATION KIT MOTIVE/TIMKEN R5226
          ×
          FORD 8.8" MANUFACTURER PART #
          3.31 Ratio Motive Gear RS07888331
          3.55 Ratio Motive Gear RS07888355
          3.55 Ratio US/STRANGE RS07888355US
          3.73 Ratio Motive Gear RS07888373
          3.90 Ratio Motive Gear RS07888390
          4.10 Ratio Motive Gear RS07888410
          4.30 Ratio Motive Gear RS07888430
          4.56 Ratio Motive Gear RS07888456
          4.88 Ratio Motive Gear RS07888488
          5.14 Ratio Motive Gear RS07888514
          5.71 Ratio Motive Gear RS07888571
          × None Available.
          ×
          FORD 8.8" – INSTALL KITS MANUFACTURER PART #
          COMPLETE INSTALLATION KIT MOTIVE/TIMKEN R5231
          ×
          Super 8.8" MANUFACTURER PART #
          3.55 Ratio RICHMOND GEAR RSFS88355
          3.73 Ratio US GEAR RS07888373-15US
          3.73 Ratio RICHMOND GEAR RSFS88373
          3.91 Ratio US GEAR RS07888391-15US
          3.91 Ratio RICHMOND GEAR RSFS88391
          4.09 Ratio RICHMOND GEAR RSFS88409
          4.56 Ratio RICHMOND GEAR RSFS88456
          4.88 Ratio RICHMOND GEAR RSFS88488
          ×
          Ford 9" - Standard Manufacturer Part #
          3.00 Ratio Motive Gear RS07890300
          3.00 Ratio US/Strange RS07890300US
          3.25 Ratio Motive Gear RS07890325
          3.25 Ratio US/Strange RS07890325US
          3.25 Ratio Richmond Gear RSF90325
          3.40 Ratio US/Strange RS07890340US
          3.50 Ratio Motive Gear RS07890350
          3.50 Ratio US/Strange RS07890350US
          3.70 Ratio US/Strange RS07890370US
          3.70 Ratio Richmond Gear RSF90370
          3.89 Ratio Motive Gear RS07890389
          3.89 Ratio US/Strange RS07890389US
          4.11 Ratio Motive Gear RS07890411
          4.11 Ratio US/Strange RS07890411US
          4.11 Ratio Richmond Gear RSF90411
          4.30 Ratio Motive Gear RS07890430
          4.30 Ratio US/Strange RS07890430US
          4.57 Ratio Motive Gear RS07890457
          4.57 Ratio US/Strange RS07890457US
          4.63 Ratio Motive Gear RS07890463
          4.86 Ratio Motive Gear RS07890486
          4.86 Ratio US/Strange RS07890486US
          5.00 Ratio Motive Gear RS07890500
          5.14 Ratio Motive Gear RS07890514
          5.14 Ratio Richmond Gear RSF90514
          5.29 Ratio Motive Gear RS07890529
          5.43 Ratio Motive Gear RS07890543
          5.83 Ratio Motive Gear RS07890583
          6.00 Ratio Motive Gear RS07890600
          6.20 Ratio Motive Gear RS07890620
          6.33 Ratio Motive Gear RS07890633
          6.50 Ratio Motive Gear RS07890650
          Ford 9" - Pro (Drag Only) Manufacturer Part #
          4.86 Ratio Richmond Gear RPF90486S
          5.00 Ratio Richmond Gear RPF90500
          5.14 Ratio US/Strange RPF07990514US
          5.14 Ratio Richmond Gear RPF90514
          5.29 Ratio Richmond Gear RPF90529
          5.43 Ratio Richmond Gear RPF90543
          5.67 Ratio Motive Gear RP07990567
          5.67 Ratio Richmond Gear RPF90567
          5.83 Ratio Richmond Gear RPF90583
          6.50 Ratio Richmond Gear RPF90650
          ×
          ????? Install Kit
          OEM Ford Standard Support - No Pinion Races R5235
          OEM Ford Standard Support - Includes Pinion Races R5235WR
          Daytona Style Supports N1914 / N1917 - No Pinion Races R5236
          Daytona Style Supports N1914 / N1917 - Includes Pinion Races R5236WR
          Strange Tapered Bearing Supports N1922 / N2322 - No Pinion Races R5237
          Strange Tapered Bearing Supports - Includes Pinion Races R5237WR
          Strange Ball Bearing Supports N1922 / N2323 - No Pinion Race R5237B
          Strange Ball Bearing Supports - Includes Pinion Race R5237BR
          Ultra Case With Tapered Bearing Support - No Pinion Races R5237UC
          Ultra Case With Tapered Bearing Support - Includes Pinion Races R5237UCR
          Ultra Case With Ball Bearing Support - No Pinion Race R5237UCB
          Ultra Case With Ball Bearing Support - Includes Pinion Race R5237UCBR
          ×
          Ford 9", 9 1/2", 10" - Pro (Drag Only) Manufacturer Part #
          Ford 9" / 3.50 Ratio US/Strange RP07990350US
          Ford 9" / 3.60 Ratio Richmond Gear RPF90360
          Ford 9" / 3.70 Ratio US/Strange RP07990370US
          Ford 9" / 3.70 Ratio Motive Gear RP07990370
          Ford 9" / 3.70 Ratio Richmond Gear RPF90370
          Ford 9" / 3.89 Ratio US/Strange RP07990389US
          Ford 9" / 3.89 Ratio Motive Gear RP07990389
          Ford 9" / 3.89 Ratio Richmond Gear RPF90389
          Ford 9" / 4.11 Ratio US/Strange RP07990411US
          Ford 9" / 4.11 Ratio Motive Gear RP07990411
          Ford 9" / 4.11 Ratio Richmond Gear RPF90411
          Ford 9" / 4.29 Ratio US/Strange RP07990429US
          Ford 9" / 4.29 Ratio Motive Gear RP07990429
          Ford 9" / 4.29 Ratio Richmond Gear RPF90429
          Ford 9" / 4.57 Ratio US/Strange RP07990457US
          Ford 9" / 4.57 Ratio Motive Gear RP07990457
          Ford 9" / 4.57 Ratio Richmond Gear RPF90457
          Ford 9" / 4.71 Ratio Richmond Gear RPF90471
          Ford 9" / 4.86 Ratio US/Strange Gear RP07990486US
          Ford 9" / 4.86 Ratio Richmond Gear RP07990486
          Ford 9 1/2" / 3.89 Ratio Motive Gear RP07995389MOT
          Ford 9 1/2" / 4.11 Ratio Richmond Gear RP07995411MOT
          Ford 9 1/2" / 4.29 Ratio Motive Gear RP07995429MOT
          Ford 9 1/2" / 4.56 Ratio Richmond Gear RP07995456MOT
          Ford 10" / 3.70 Ratio US/Strange RP07910370
          Ford 10" / 3.89 Ratio US/Strange RP07910389
          Ford 10" / 4.11 Ratio US/Strange RP07910411
          Ford 10" / 4.11 Ratio Motive Gear RP07910411MOT
          Ford 10" / 4.29 Ratio US/Strange RP07910429
          Ford 10" / 4.29 Ratio Motive Gear RP07910429MOT
          Ford 10" / 4.57 Ratio US/Strange RP07910457
          Ford 10" / 4.57 Ratio Motive Gear RP07910457MOT
          Ford 10" / 4.71 Ratio US/Strange RP07910471
          Ford 10" / 4.71 Ratio Motive Gear RP07910471MOT
          Ford 10" / 5.00 Ratio Motive Gear RP07910500MOT
          Ford 10" / 5.14 Ratio US/Strange RP07910514
          Ford 10" / 5.14 Ratio Motive Gear RP07910514MOT
          Ford 10" / 5.33 Ratio Motive Gear RP07910533MOT
          Ford 10" / 5.37 Ratio Motive Gear RP07910537MOT
          Ford 10" / 5.43 Ratio US/Strange RP07910543
          Ford 10" / 5.43 Ratio Motive Gear RP07910543MOT
          Ford 10" / 5.67 Ratio US/Strange RP07910567
          Ford 10" / 5.83 Ratio US/Strange RP07910583
          Ford 10" / 6.20 Ratio US/Strange RP07910620
          ×
          ????? Install Kit
          Strange Tapered Bearing Supports N1922 / N2322 - No Pinion Races R5238
          Strange Tapered Bearing Supports - Includes Pinion Races R5238WR
          Strange Ball Bearing Supports N1922 / N2323 - No Pinion Race R5238B
          Strange Ball Bearing Supports - Includes Pinion Race R5238BR
          Ultra Case With Tapered Bearing Support - No Pinion Races R5238UC
          Ultra Case With Tapered Bearing Support - Includes Pinion Races R5238UCR
          Ultra Case With Ball Bearing Support - No Pinion Race R5238UCB
          Ultra Case With Ball Bearing Support - Includes Pinion Race R5238UCBR
          ×
          Ford 9" - Standard Manufacturer Part #
          3.00 Ratio Motive Performance RS07890300
          3.00 Ratio US/Strange RS07890300US
          3.25 Ratio Motive Performance RS07890325
          3.25 Ratio US/Strange RS07890325US
          3.25 Ratio Richmond Gear RSF90325
          3.40 Ratio US/Strange RS07890340US
          3.50 Ratio Motive Performance RS07890350
          3.50 Ratio US/Strange RS07890350US
          3.70 Ratio US/Strange RS07890370US
          3.70 Ratio Richmond Gear RSF90370
          3.89 Ratio Motive Performance RS07890389
          3.89 Ratio US/Strange RS07890389US
          4.11 Ratio Motive Performance RS07890411
          4.11 Ratio US/Strange RS07890411US
          4.11 Ratio Richmond Gear RSF90411
          4.30 Ratio Motive Performance RS07890430
          4.30 Ratio US/Strange RS07890430US
          4.57 Ratio Motive Performance RS07890457
          4.57 Ratio US/Strange RS07890457US
          4.63 Ratio Motive Performance RS07890463
          4.86 Ratio Motive Performance RS07890486
          4.86 Ratio US/Strange RS07890486US
          5.00 Ratio Motive Performance RS07890500
          5.14 Ratio Motive Performance RS07890514
          5.14 Ratio Richmond Gear RSF90514
          5.29 Ratio Motive Performance RS07890529
          5.43 Ratio Motive Performance RS07890543
          5.83 Ratio Motive Performance RS07890583
          6.00 Ratio Motive Performance RS07890600
          6.20 Ratio Motive Performance RS07890620
          6.33 Ratio Motive Performance RS07890633
          6.50 Ratio Motive Performance RS07890650
          Ford 9" - Pro (Drag Only) Manufacturer Part #
          4.86 Ratio Richmond Gear RPF90486S
          5.00 Ratio Richmond Gear RPF90500
          5.14 Ratio US/Strange RPF07990514US
          5.14 Ratio Richmond Gear RPF90514
          5.29 Ratio Richmond Gear RPF90529
          5.43 Ratio Richmond Gear RPF90543
          5.67 Ratio Motive Gear RP07990567
          5.67 Ratio Richmond Gear RPF90567
          5.83 Ratio Richmond Gear RPF90583
          6.50 Ratio Richmond Gear RPF90650
          Ford 9", 9 1/2", 10" - Pro (Drag Only) Manufacturer Part #
          Ford 9" / 3.50 Ratio US/Strange RP07990350US
          Ford 9" / 3.60 Ratio Richmond Gear RPF90360
          Ford 9" / 3.70 Ratio US/Strange RP07990370US
          Ford 9" / 3.70 Ratio Motive Gear RP07990370
          Ford 9" / 3.70 Ratio Richmond Gear RPF90370
          Ford 9" / 3.89 Ratio US/Strange RP07990389US
          Ford 9" / 3.89 Ratio Motive Gear RP07990389
          Ford 9" / 3.89 Ratio Richmond Gear RPF90389
          Ford 9" / 4.11 Ratio US/Strange RP07990411US
          Ford 9" / 4.11 Ratio Motive Gear RP07990411
          Ford 9" / 4.11 Ratio Richmond Gear RPF90411
          Ford 9" / 4.29 Ratio US/Strange RP07990429US
          Ford 9" / 4.29 Ratio Motive Gear RP07990429
          Ford 9" / 4.29 Ratio Richmond Gear RPF90429
          Ford 9" / 4.57 Ratio US/Strange RP07990457US
          Ford 9" / 4.57 Ratio Motive Gear RP07990457
          Ford 9" / 4.57 Ratio Richmond Gear RPF90457
          Ford 9" / 4.71 Ratio Richmond Gear RPF90471
          Ford 9" / 4.86 Ratio US/Strange Gear RP07990486US
          Ford 9" / 4.86 Ratio Richmond Gear RP07990486
          Ford 9 1/2" / 3.89 Ratio Motive Gear RP07995389MOT
          Ford 9 1/2" / 4.11 Ratio Richmond Gear RP07995411MOT
          Ford 9 1/2" / 4.29 Ratio Motive Gear RP07995429MOT
          Ford 9 1/2" / 4.56 Ratio Richmond Gear RP07995456MOT
          Ford 10" / 3.70 Ratio US/Strange RP07910370
          Ford 10" / 3.89 Ratio US/Strange RP07910389
          Ford 10" / 4.11 Ratio US/Strange RP07910411
          Ford 10" / 4.11 Ratio Motive Gear RP07910411MOT
          Ford 10" / 4.29 Ratio US/Strange RP07910429
          Ford 10" / 4.29 Ratio Motive Gear RP07910429MOT
          Ford 10" / 4.57 Ratio US/Strange RP07910457
          Ford 10" / 4.57 Ratio Motive Gear RP07910457MOT
          Ford 10" / 4.71 Ratio US/Strange RP07910471
          Ford 10" / 4.71 Ratio Motive Gear RP07910471MOT
          Ford 10" / 5.00 Ratio Motive Gear RP07910500MOT
          Ford 10" / 5.14 Ratio US/Strange RP07910514
          Ford 10" / 5.14 Ratio Motive Gear RP07910514MOT
          Ford 10" / 5.33 Ratio Motive Gear RP07910533MOT
          Ford 10" / 5.37 Ratio Motive Gear RP07910537MOT
          Ford 10" / 5.43 Ratio US/Strange RP07910543
          Ford 10" / 5.43 Ratio Motive Gear RP07910543MOT
          Ford 10" / 5.67 Ratio US/Strange RP07910567
          Ford 10" / 5.83 Ratio US/Strange RP07910583
          Ford 10" / 6.20 Ratio US/Strange RP07910620
          ×
          FORD 9" – DIFFERENTIALS MANUFACTURER PART #
          31 SPLINE FORGED CLUTCH STYLE HOOSIER N1970H
          35 SPLINE DETROIT LOCKER EATON N1971
          35 SPLINE TRUETRACK EATON N1971T
          35 SPLINE TRUETRACK EATON N1972
          28 SPLINE CLUTCH STYLE YUKON N1974
          31 SPLINE OPEN DIFFERENTIAL CURRIE N1978
          31 SPLINE TRUETRACK EATON N1979
          35 SPLINE S-TRAC STRANGE N1980
          28 SPLINE TRUETRACK EATON N1981
          ×
          FORD 9" – INSTALL KITS MANUFACTURER PART #
          COMPLETE KIT USING OEM PINION SUPPORT STRANGE/TIMKEN R5235WR
          COMPLETE KIT USING DAYTONA PINION SUPPORT STRANGE/TIMKEN R5236WR
          ×
          GM 7.5" / 7.625" Manufacturer Part #
          2.73 Ratio for 2 Series Carrier Richmond Gear RSG75273
          3.23 Ratio for 3 Series Carrier Richmond Gear RSG75323
          3.42 Ratio for 2 Series Carrier Richmond Gear RSG75342X
          3.73 Ratio for 3 Series Carrier Richmond Gear RSG75373
          4.10 Ratio for 3 Series Carrier Richmond Gear RSG75410
          4.56 Ratio for 3 Series Carrier Richmond Gear RSG75456
          4.56 Ratio for 2 Series Carrier Richmond Gear RSG75456X
          × None Available
          ×
          GM 7.5" / 7.625" – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5218
          ×
          GM 8.2" Chevy Manufacturer Part #
          3.08 Ratio Richmond Gear RSG82308
          3.36 Ratio Motive Gear RS01882336
          3.55 Ratio Motive Gear RS01882355
          3.73 Ratio Motive Gear RS01882373
          3.90 Ratio Motive Gear RS01882390
          4.11 Ratio Motive Gear RS01882411
          4.56 Ratio Motive Gear RS01882456
          ×
          GM 8.2" Chevy Manufacturer Part #
          28 Spline HD Clutch Style Eaton R5084
          ×
          GM 8.2" (Chevy) – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5217
          Special Installation Kit with D1585 Motive/Timken R5217-SP
          ×
          GM 8.2" Buick / Olds / Pontiac Manufacturer Part #
          3.55 Ratio Motive Gear RS01882355BOP
          3.73 Ratio Motive Gear RS01882373BOP
          4.11 Ratio Motive Gear RS01882411BOP
          ×
          GM 8.2" Buick / Olds / Pontiac Manufacturer Part #
          28 Spline HD Clutch Style Eaton R5084BOP
          ×
          GM 8.2" (Buick/Olds/Pontiac) – Install Manufacturer Part #
          Complete Installation Kit – Will Not Fit Buick Motive/Timken R52170P
          ×
          GM 8.4" '63-'79 Corvette Manufacturer Part #
          3.08 Ratio Richmond Gear RSG84308C
          3.36 Ratio Richmond Gear RSG84336C
          3.55 Ratio Motive Gear RSG84355C
          3.70 Ratio Motive Gear RSG84370C
          3.90 Ratio Motive Gear RSG84390C
          4.56 Ratio - Thick US/Strange RS01884456CX
          ×
          GM 8.5" Manufacturer Part #
          3.08 Ratio Richmond Gear RSG85308
          3.23 Ratio Richmond Gear RSG85323
          3.42 Ratio Motive Performance RS01885342
          3.42 Ratio Richmond Gear RSG85342
          3.73 Ratio Richmond Gear RSG85373
          3.90 Ratio Richmond Gear RSG85390
          4.10 Ratio Richmond Gear RSG85410
          4.56 Ratio Richmond Gear RSG85456
          4.88 Ratio Richmond Gear RSG85488
          5.13 Ratio Richmond Gear RSG85513
          5.38 Ratio Richmond Gear RSG85538
          5.57 Ratio Richmond Gear RSG85557
          ×
          GM 8.5" Manufacturer Part #
          28 Spline – HD Clutch Style Eaton R5085
          28 Spline – Truetrack Eaton R5085T
          30 Spline – HD Clutch Style Eaton R5083
          30 Spline – Truetrack Eaton R5083T
          ×
          GM 8.5" – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5205
          ×
          GM 8.6" Manufacturer Part #
          3.91 Ratio Motive Performance RS01886391
          ×
          GM 12 Bolt Car - Standard Manufacturer Part #
          3.08 Ratio US/Strange RS01888308US
          3.08 Ratio Richmond Gear RS12B308
          3.31 Ratio US/Strange RS01888331US
          3.42 Ratio US/Strange RS01888342US
          3.42 Ratio Richmond Gear RS12B342
          3.55 Ratio US/Strange RS01888355US
          3.55 Ratio Richmond Gear RS12B355
          3.73 Ratio US/Strange RS01888373US
          3.73 Ratio Richmond Gear RS12B373
          3.73 Ratio – Thin Richmond Gear RS12B373X
          3.90 Ratio Richmond Gear RS12B390
          3.90 Ratio – Thin Richmond Gear RS12B390X
          4.10 Ratio Richmond Gear RS12B410
          4.10 Ratio – Thick Richmond Gear RS12B410X
          4.11 Ratio US/Strange RS01888411US
          4.11 Ratio Motive Performance RS01888411
          4.33 Ratio Richmond Gear RS12B433
          4.56 Ratio Motive Performance RS01888456
          4.56 Ratio Richmond Gear RS12B456
          4.56 Ratio – Thick Richmond Gear RS12B456X
          4.88 Ratio US/Strange RS01888488US
          4.88 Ratio Richmond Gear RS12B488
          5.14 Ratio Motive Performance RS01888514
          5.14 Ratio Richmond Gear RS12B514
          5.38 Ratio Richmond Gear RS12B538
          5.86 Ratio Richmond Gear RS12B586
          GM 12 Bolt Car - Pro (Drag Only) Manufacturer Part #
          4.11 Ratio Richmond Gear RP12B411
          5.38 Ratio Richmond Gear RP12B538
          5.57 Ratio US/Strange RP01988557US
          5.86 Ratio Richmond Gear RP12B586
          ×
          GM 12 Bolt Car Manufacturer Part #
          30 Spline – HD Clutch – 4 Series Eaton R5086
          30 Spline – HD Clutch – 3 Series Eaton R5087
          30 Spline – Truetrack – 3 Series Eaton R5087T
          33 Spline – Truetrack – 3 Series Eaton R5091T
          ×
          GM 12 Bolt (Car) – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5211
          ×
          GM 12 Bolt Truck Manufacturer Part #
          3.08 Ratio Richmond Gear RS01888308T
          3.42 Ratio Richmond Gear RS01888342T
          3.73 Ratio Richmond Gear RS01888373T
          3.73 Ratio – Thick Richmond Gear RS01888373TX
          4.10 Ratio Richmond Gear RS01888410T
          4.10 Ratio – Thick Richmond Gear RS01888410TX
          4.56 Ratio Richmond Gear RS01888456T
          4.56 Ratio – Thick Richmond Gear RS01888456TX
          4.88 Ratio Richmond Gear RS01888488T
          5.13 Ratio Richmond Gear RS01888513T
          5.38 Ratio Richmond Gear RS01888538T
          × None Available
          ×
          GM 12 Bolt (Truck) – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5211T
          ×
          1997-2013 Corvette Manufacturer Part #
          3.42 Ratio Motive Gear RS01885342C
          3.73 Ratio Motive Gear RS01885373C
          3.90 Ratio Motive Gear RS01885390C
          ×
          Mopar 8 3/4" 742 Case Manufacturer Part #
          3.73 Ratio Motive Performance RS03887373E
          3.91 Ratio Motive Performance RS03887391E
          4.10 Ratio Richmond Gear RSM410E
          4.30 Ratio Motive Performance RS03887430E
          4.30 Ratio Richmond Gear RSM430E
          4.56 Ratio Richmond Gear RSM457E
          4.86 Ratio Motive Performance RS03887486E
          5.13 Ratio Richmond Gear RSM513E
          ×
          Mopar 8 3/4" Manufacturer Part #
          30 Spline - True-Track Eaton D35327T
          ×
          Mopar 8.75" (742) – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5261
          Special Complete Installation Kit for Auburn Motive/Timken R5261-SP
          ×
          Mopar 8 3/4" 489 Case Manufacturer Part #
          3.55 Ratio Motive Performance RS03887355L
          3.73 Ratio Motive Performance RS03887373L
          3.91 Ratio Motive Performance RS03887391L
          4.10 Ratio Motive Performance RS03887410L
          4.56 Ratio Motive Performance RS03887456L
          4.57 Ratio Richmond Gear RSM457L
          4.86 Ratio Richmond Gear RSM486L
          ×
          Mopar 8 3/4" Manufacturer Part #
          30 Spline – True-Track Eaton D3532T
          ×
          Mopar 8.75" (489) – Install Kits Manufacturer Part #
          Complete Installation Kit Motive/Timken R5266
          ×
          2014–2019 Corvette Manufacturer Part #
          3.90 Ratio Motive Gear RS01888390C
          4.10 Ratio Motive Gear RS01888410C
          Get in touch with us
          Strange Engineering
          8300 Austin Ave
          Morton Grove, IL 60053

          (800) 646-7618
          customerservice@strangeengineering.net

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