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P: (530) 886-0771

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Keeping classic Minis on the road since 1974

(800) 992-7007 | (530) 886-0771

Products 1-48 of 73
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ARP Diff Bolt
Price: $8.95
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MADEINUSATAG||
In Stock
Item #: SEN0127 -

    Super-duty ARP bolt to attach the crown wheel to the diff cage. Sold each.

    Bearing, differential carrier
    Price: $39.95
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    In Stock
    Item #: AHU1856 -

      The same large bearing is used to support the differential in all Mini models. Occasionally sealed bearings are supplied due to availability, but the seal should be removed before installation. Aftermarket.

      Bearing, differential carrier, RHP
      Price: $57.95
      View
      11/8/2017 12:00:00 AM 66.9500
      In Stock
      Item #: AHU1856-RHP -

        Racers and other top-end customers often ask for OEM UK-made RHP brand diff bearings for longest life and proven reliability. Full width.

        Bolt, Drive Flange, 8.4" brakes
        Price: $0.45
        View
        In Stock
        Item #: BTA0370 -

          Special bolt to fasten 8.4" brake rotor (12" wheel cars)to 21A2695 drive flange. Use eight (8) for this application.

          Bolt, Final Drive Wheel to Differential, Standard
          Price: $3.00
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          In Stock
          Item #: ATA7043 -

            This is an aftermarket high-tensile shouldered bolt for holding the final drive ("crown") wheel to the differential housing.

            Bolt, Remote Shifter Housing, Short
            Price: $0.95
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            In Stock
            Item #: HDWB2721 -

              Coarse-thread bolt for Cooper remote housing to attach it to the rear of the differential. Use two (2) per car.

              Bushing, Diff Crown Wheel & Diff Cage
              Price: $9.95
              View
              5/18/2017 12:00:00 AM 12.95
              In Stock
              Item #: ATA7378 -

                Bushing found in all diff cages and in the center of standard crown wheels.

                Bushing, Diff Side Cover, Pot Joint Type
                Price: $6.95
                View
                11/8/2017 12:00:00 AM 8.9500
                In Stock
                Item #: 2A3538 -

                  Fits pot-joint and yoke-type differential side covers. This bushing supports the output shaft, and if worn will contribute to oil leakage. Must be honed to size after installation.

                  Bushing, Side cover, Flange Output
                  Sale!
                  Retail: $21.95
                  Sale: $18.66
                  View
                  In Stock
                  Item #: 22G0421 -

                    This bushing supports the Hardy-Spicer output shaft, and if worn will contribute to oil leakage. Honing required to obtain exact final clearance.

                    Collet, Hardy Spicer Outlet
                    Price: $15.95
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                    In Stock
                    Item #: 88G493 -

                      Half-moon collet, locates the end of the output shaft into the Hardy Spicer drive flange, under the rubber seal. Used on early automatics and Cooper S, two (2) required per flange.

                      Cross Pin Heavy Duty Differential
                      Price: $339.95
                      View
                      6/5/2019 12:00:00 AM 359.9500
                      In Stock
                      Item #: C-AJJ3385 -

                        This heavy-duty differential is recommended for any high performance road Mini or Mini Cooper. A standard Mini differential has only one pin and one pair of spider gears. This improved

                        Diff Output Flange Circlip, LSD
                        Price: $1.95
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                        In Stock
                        Item #: CCN0122 -

                          Circlip to retain the diff output shafts used with an LSD. Two (2) required.

                          Diff Output Shaft Washer, LSD
                          Price: $4.95
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                          In Stock
                          Item #: C-BTA1243 -

                            This washer is fitted next to the inner circlip to retain the diff output shaft when an LSD is fitted. For use with Cooper S (1.375") output shafts.

                            Diff Output Shaft, flange-type, used
                            Sale!
                            Retail: $110.00
                            Sale: $95.83
                            View
                            In Stock
                            Item #: 22A1152-USED -

                              Used differential output shaft for flange drive. This design followed the original yoke output shaft on pre-pot joint Minis. Introduced in approximately late 1967 on Cooper S models and ceased when the inner CV "pot" joint was begun.

                              Diff Pin and Planet Gear Set
                              Price: $134.95
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                              In Stock
                              Item #: C-BTA0167 -

                                The Mini's differential pin can sometimes wear badly, or even break in competition use. This is due in part to the uneven load applied by varying tolerences and poor machining of the planet gears.

                                Diff Pin, Heavy Duty
                                Price: $32.95
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                                In Stock
                                Item #: C-BTA0166 -

                                  The pin through the center of the diff is often ignored, but will frequently be found to have wear and should be replaced at rebuild time.

                                  Diff Pinion Spider Gear, Reproduction
                                  Sale!
                                  Retail: $24.95
                                  Sale: $21.21
                                  View
                                  In Stock
                                  Item #: DAM6624E -

                                    Standard differentials use two (2) of these pinion (planet) gears. Good quality reproduction. Sold each.

                                    Diff Side Cover, Rod Change, for Hardy Spicer or LSD
                                    Sale!
                                    Retail: $119.95
                                    Sale: $111.56
                                    View
                                    3/16/2018 12:00:00 AM 139.95
                                    In Stock
                                    Item #: 22G0420 -

                                      If you want to install flange- type differential output shafts, such as used with Hardy-Spicer drive shaft couplings or with a Limited Slip Differential (LSD) in a rod change gearbox,

                                      Diff Side Cover, Yoke-Type
                                      Sale!
                                      Retail: $109.95
                                      Sale: $72.56
                                      View
                                      In Stock
                                      Item #: CHM0085 -

                                        Differential side cover with bushing installed. Fits Minis 1959-73, but can also be used on left side of rod-change transmission with yoke outputs or pot joint.

                                        Diff Side Cover, Yoke-Type, Used
                                        Price: $50.00
                                        View
                                        In Stock
                                        Item #: CHM0085-USED -

                                          Used differential side cover with bushing installed. Fits Minis 1959-73, but can also be used on left side of rod-change transmission (does not have the required lug for right side of rod change).

                                          Diff Spider Gear Thrust Washer, 1980-on
                                          Price: $7.50
                                          View
                                          In Stock
                                          Item #: DAM5071 -

                                            Revised cupped thrust washer used after 1980, identifiable by a locking ear that keeps the washer from spinning and wearing into the diff cage. Two fitted, sold each.

                                            Diff Spider Gear Thrust Washer, to 1980
                                            Price: $7.95
                                            View
                                            In Stock
                                            Item #: 2A7062 -

                                              This cupped thrust washer was used in pairs on all diffs to 1980. Sold each.

                                              Diff Stub Shaft, LSD, w/ Pot Joints
                                              Price: $159.95
                                              View
                                              6/6/2017 12:00:00 AM 179.95
                                              In Stock
                                              Item #: C-BTA1263 -

                                                If you are installing an LSD, other than the Swift ATB one, into a gearbox to be equipped with "pot joints" (inboard CV joints), you will need two of these

                                                Diff Thrust Washer, Fiber
                                                Price: $5.95
                                                View
                                                In Stock
                                                Item #: BTA0101 -

                                                  This is the large diameter fiber thrust washer for the output shafts on all standard classic Mini differentials.

                                                  Differential Cage, A+, Used
                                                  Price: $60.00
                                                  View
                                                  5/7/2019 12:00:00 AM
                                                  In Stock
                                                  Item #: DAM6027-USED -

                                                    Used, A+ differential cage, which utilizes the improved DAM5071 spider gear thrust washers.

                                                    Differential Pinion Locking Pin
                                                    Price: $2.75
                                                    View
                                                    In Stock
                                                    Item #: RPS1418 -

                                                      Pin locks the main pinion pin to the diff cage.

                                                      Differential Shim, .006"
                                                      Price: $2.50
                                                      View
                                                      In Stock
                                                      Item #: DAM3108 -

                                                        Used for shimming the differential bearings to achieve proper preload.

                                                        Differential Shim, .010"
                                                        Price: $2.50
                                                        View
                                                        In Stock
                                                        Item #: DAM3109 -

                                                          Used to shim differential bearings for proper preload.

                                                          Differential Shim, .020"
                                                          Price: $3.00
                                                          View
                                                          In Stock
                                                          Item #: DAM3633 -

                                                            Used to shim the diff to obtain proper bearing preload; thickness .020".

                                                            Drive Shaft Pair, Pot Joint, Used
                                                            Price: $150.00
                                                            View
                                                            In Stock
                                                            Item #: SEVU002 -

                                                              Pair of bare drive shafts to accept inner CV joints, typically needed when converting to 1973-on pot joint transmission. Used.

                                                              Final Drive Gear Set, 2.95
                                                              Price: $259.95
                                                              View
                                                              12/4/2018 12:00:00 AM 269.9500
                                                              In Stock
                                                              Item #: STF0033 -

                                                                2.95 crown wheel and pinion set. A "tall" final drive like this reduces your RPM at a given speed, so will allow quieter and more economical highway driving. Tooth count

                                                                Final Drive Gear Set, 3.1
                                                                Sale!
                                                                Price: $259.95
                                                                View
                                                                12/4/2018 12:00:00 AM 269.9500
                                                                In Stock
                                                                Item #: STF0038 -

                                                                  You can reduce engine RPM by about 10% or more at any road speed by changing to this final drive, which must be installed on the differential.

                                                                  Final Drive Gear Set, 3.1, Used
                                                                  Price: $209.95
                                                                  View
                                                                  In Stock
                                                                  Item #: STF0038-USED -

                                                                    Used set of 3.1 final drive gears

                                                                    Final Drive Gear Set, 3.2
                                                                    Price: $269.95
                                                                    View
                                                                    4/2/2018 12:00:00 AM 295.0000
                                                                    In Stock
                                                                    Item #: STF0031 -

                                                                      Final drive ring and pinion gears with 3.2 ratio. Tooth count is 19/61.

                                                                      Final Drive Gear Set, 3.2, Used
                                                                      Price: $209.95
                                                                      View
                                                                      5/15/2019 12:00:00 AM 250.0000
                                                                      In Stock
                                                                      Item #: CWP3.2-USED -

                                                                        Matched pair of 3.1 final drive gears; tooth count 19/61. Used.

                                                                        Final Drive Gear Set, 3.44
                                                                        Price: $209.95
                                                                        View
                                                                        12/4/2018 12:00:00 AM 259.9500
                                                                        In Stock
                                                                        Item #: STF0036 -

                                                                          Ring and pinion final drive gears, tooth count 18/62, 3.44 ratio, as used on Mini Cooper S, plus many 998cc Minis from 1970-on.

                                                                          Final Drive Gear Set, 3.44 A+, Used
                                                                          Price: $169.95
                                                                          View
                                                                          In Stock
                                                                          Item #: CWP3.44+-USED -

                                                                            Ring and pinion final drive gears, tooth count 18/62, 3.44 ratio. Removed from A+ transmission; used set.

                                                                            Final Drive Gear Set, 3.44, Used
                                                                            Price: $169.95
                                                                            View
                                                                            11/8/2017 12:00:00 AM 250.0000
                                                                            In Stock
                                                                            Item #: CWP3.44-USED -

                                                                              Ring and pinion final drive gears, tooth count 18/62, 3.44 ratio. Used; supplied as a matched set.

                                                                              Final Drive Gear Set, 3.64, Used
                                                                              Sale!
                                                                              Retail: $99.00
                                                                              Sale: $79.16
                                                                              View
                                                                              In Stock
                                                                              Item #: CWP3.64-USED -

                                                                                Ring and pinion final drive gears, tooth count 17/62, 3.64 ratio. Used condition, supplied as a matched set.

                                                                                Final Drive Gear Set, 3.7 LSD
                                                                                Price: $649.00
                                                                                View
                                                                                In Stock
                                                                                Item #: C-BTA1248M -

                                                                                  Competition quality 3.7:1 ratio final drive ring & pinion gears to fit limited slip differential. Crown wheel is 20% wider for greater surface contact with the pinion to spread the load.

                                                                                  Final Drive Gear Set, 3.7 STD/LSD
                                                                                  Price: $795.00
                                                                                  View
                                                                                  In Stock
                                                                                  Item #: SW-TR37 -

                                                                                    3.7 final drive ratio, semi-helical for maximum strength; available to fit standard or LSD-type differentials.

                                                                                    Final Drive Gear Set, 3.76, Used
                                                                                    Price: $99.00
                                                                                    View
                                                                                    In Stock
                                                                                    Item #: STF0095-USED -

                                                                                      Ring and pinion final drive gears, tooth count 17/64, 3.76 ratio. Used condition, but supplied as a matched set.

                                                                                      Final Drive Gear Set, 3.9 LSD
                                                                                      Price: $595.00
                                                                                      View
                                                                                      In Stock
                                                                                      Item #: STF0050 -

                                                                                        Semi Helical crownwheel ring and pinion for Limited slip differential. Very good all around gear for vintage racing on 10" wheels. This crownwheel and pinion has been designed to fit

                                                                                        Final Drive Gear Set, 3.93 STD/LSD, Quaife
                                                                                        Price: $795.00
                                                                                        View
                                                                                        In Stock
                                                                                        Item #: SW-TR39 -

                                                                                          The 3.9 is a good all-around final drive ratio for the Vintage racer. These are semi-helical for maximum strength and superbly manufactured by Quaife, one of the UK's leading transmission manufacturers.

                                                                                          Final Drive Gear Set, 4.23 LSD
                                                                                          Sale!
                                                                                          Retail: $795.00
                                                                                          Sale: $694.86
                                                                                          View
                                                                                          In Stock
                                                                                          Item #: FOR141-LSD -

                                                                                            The 4.2 is a good final drive ratio for short tracks or racers with 13" wheels. These are semi-helical for maximum strength and superbly manufactured by Quaife, one of the UK's leading transmission manufacturers. Tooth count is 55 and 13. Available to fit standard or LSD-type differentials.

                                                                                            Flange Diff Output Shaft, for standard side covers
                                                                                            Sale!
                                                                                            Retail: $429.95
                                                                                            Sale: $406.30
                                                                                            View
                                                                                            In Stock
                                                                                            Item #: FOR136 -

                                                                                              Special Swiftune-developed differential output shafts to match Hardy-Spicer drive shaft couplings. New materials and technology allow this shaft to fit the standard smaller diameter diff side cover, eliminating the need

                                                                                              Gasket, Diff Housing, lower
                                                                                              Price: $0.95
                                                                                              View
                                                                                              In Stock
                                                                                              Item #: 2A3506 -

                                                                                                Thin paper gasket between the gear case and the diff housing. Lower section only. Fits pre-rod change models. For rod change, use 22G1836B.

                                                                                                Gasket, Diff Housing, Upper
                                                                                                Price: $0.95
                                                                                                View
                                                                                                In Stock
                                                                                                Item #: 2A3505 -

                                                                                                  Thin paper gasket between the gear case and the diff housing. Upper section only. Fits all.