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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

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Individual Parts

Results 1 - 25 of 1883

Clutch Kit, 1.375 in. - 10-spline, Organic Disc, Pressure Plate, Flywheel, Dodge, Ram, Kit

Part Number: LUK-05-182

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Hub Bearing Assembly

Part Number: RNB-951-182

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Gear, Ring and Pinion, 3.21:1 Ratio, GM 10.5 in. (14-Bolt), Set

Part Number: RNB-697-182

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Driveshaft, Balanced, Assembled, Rear, Steel, Length 45.000 in., Diameter 2.500 in., Mercedes-Benz, Each

Part Number: RNB-976-182

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Driveshaft Coupler, 6 Bolt Hole, Rubber, Black, BMW, Each

Part Number: RNB-935-182

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Driveshaft, Balanced, Assembled, Rear, Steel, Length 47.125 in., Diameter 3.000 in., Ford, Each

Part Number: RNB-946-182

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Driveshaft, Rear, Steel, Balanced, Assembled, 2.50 in. Diameter, 62.50 in. Length, Subaru, Each

Part Number: RNB-986-182

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

AUTO TRANS FLTR KT

Part Number: ATP-TF182

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

AMORTEXCLUTCH PRESSURE PLATE

Part Number: SXR-SC182

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

CLUTCH KIT

Part Number: SXR-KF182-02

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

CLUTCH KIT

Part Number: SXR-KF182-01

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

DIRT RACER CLUTCH SET: DRC182

Part Number: EBP-DRC182

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Transmission Solenoid, Automatic Transmission Control, Each

Part Number: SMP-TCS182

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B182

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Differential Carrier, Air Locker, Nodular Iron, Front, Nissan R180A, Kit

Part Number: ARB-RD182

Not Yet Reviewed

Estimated Ship Date: Jun 11, 2026 if ordered today

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Estimated Ship Date: Jun 11, 2026 if ordered today

Clutch Kit, Stage 1 Heavy-Duty, Single, 0.810 in. - 24-spline, Organic Disc, Pressure Plate, Volkswagen, 1.2L, 1.3L, Kit

Part Number: SBB-KF182-02-HD

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Flexplate, 135-tooth, Steel, Internal Balance, Ford, Mercury, Each

Part Number: ATP-Z182

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Differential, Lock-Right, Locker, 31-Spline, Ford, 8.8 in., Each

Part Number: PWT-1822-LR

3.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Flexplate, 164-Tooth, Internal Engine Balance, Ford, V8, Each

Part Number: PQX-1828111

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Differential, Lock-Right, Locker, 28-Spline, Ford, 8.8 in., Each

Part Number: PWT-1820-LR

4.67 out of 5 stars ( 3 )

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Engine Coupler, GM 3.7L, Each

Part Number: RRA-18-2414

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

TAPER CONE

Part Number: TMK-18200

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Flexplate, Chromoly, SFI 29.1, 164-Tooth, Internal Balance, 6-Bolt Crank, Ford, Modular, V8, 4.6L, 4R70W, Each

Part Number: PQX-1828100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Engine Coupler, OMC, Volvo Penta, Each

Part Number: RRA-18-21753

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Flexplate, Chromoly, SFI 29.1, 164-Tooth, Internal Balance, 11.5mm, 8-Bolt Crank, Ford, Modular, V8, 4.6L, 4R70W, Each

Part Number: PQX-1828101

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today