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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

Part Groups

Results 1 - 25 of 180

Stage 8 Locking Flexplate Bolts 8966A

Stage 8 Locking Flexplate Bolts 8966A

Stage 8 Locking Flexplate Bolts 8966A

Flexplate Bolts, Hex, Steel, Natural, 7/16 in.-20 in. RH, 0.688 in. Underhead Length, Chevy, Pontiac, Set of 4

Part Number: STG-8966A

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

BUILD IT WITH SUMMIT!

Filter my search results to see Summit Racing brand parts.

Summit Racing™ Adjustable Clutch Fork Pivot Balls SUM-700110

Summit Racing™ Adjustable Clutch Fork Pivot Balls SUM-700110

Clutch Fork Pivot Ball, Adjustable, Steel, Chevy, Pontiac, Oldsmobile, Each

Part Number: SUM-700110

4.17 out of 5 stars ( 35 )

Estimated Ship Date: Today

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Timken Wheel Bearings SET6

Timken Wheel Bearings SET6

Timken Wheel Bearings SET6

Wheel Bearing, Front, Each

Part Number: TMK-SET6

4.85 out of 5 stars ( 41 )

Estimated Ship Date: Today

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Richmond Gear Ring and Pinion Sets 49-0041-1 GM 8.5/8.6 in. 3.73 Gears

Richmond Gear Ring and Pinion Sets 49-0041-1 GM 8.5/8.6 in. 3.73 Gears

Richmond Gear Ring and Pinion Sets 49-0041-1 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900411

4.47 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Timken Wheel Bearings SET2

Timken Wheel Bearings SET2

Timken Wheel Bearings SET2

Wheel Bearing, Front Outer, Each

Part Number: TMK-SET2

5.0 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Motive Gear Ring and Pinion Sets GM10-456A GM 8.5/8.625 in. 4.56 Gears

Motive Gear Ring and Pinion Sets GM10-456A GM 8.5/8.625 in. 4.56 Gears

Motive Gear Ring and Pinion Sets GM10-456A GM 8.5/8.625 in. 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-456A

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Richmond Gear EXCel Ring and Pinion Sets GM85342 GM 8.5/8.6 in. 3.42 Gears

Richmond Gear EXCel Ring and Pinion Sets GM85342 GM 8.5/8.6 in. 3.42 Gears

Richmond Gear EXCel Ring and Pinion Sets GM85342 GM 8.5/8.6 in. 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Timken Wheel Seals 8871

Timken Wheel Seals 8871

Timken Wheel Seals 8871

Wheel Bearing Seal, Each

Part Number: TMK-8871

4.82 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timken Pinion Bearing Races M802011

Timken Pinion Bearing Races M802011

Timken Pinion Bearing Races M802011

Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Yukon Gear & Axle 10 Bolt GM 8.2/8.5/8.6 Inch Differential Cover YP C1-GM8.5-R

Yukon Gear & Axle 10 Bolt GM 8.2/8.5/8.6 Inch Differential Cover YP C1-GM8.5-R

Yukon Gear & Axle 10 Bolt GM 8.2/8.5/8.6 Inch Differential Cover YP C1-GM8.5-R

Differential Cover, 10-bolt, Steel, Chrome, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32017

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Yukon Gear & Axle U-Joints YUJ1435

Yukon Gear & Axle U-Joints YUJ1435

Yukon Gear & Axle U-Joints YUJ1435

U-Joint, Spicer 1350-1410 Style, Steel, Each

Part Number: YGA-42006

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-456 GM 8.5/8.6 in. 4.56 Gears

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-456 GM 8.5/8.6 in. 4.56 Gears

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-456 GM 8.5/8.6 in. 4.56 Gears

Ring & Pinion Gear, 4.56 Ratio, GM, 8.5 in./8.6 in., Set

Part Number: YGA-24161

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Richmond Gear EXCel Ring and Pinion Sets GM85308 GM 8.5/8.6 in. 3.08 Gears

Richmond Gear EXCel Ring and Pinion Sets GM85308 GM 8.5/8.6 in. 3.08 Gears

Richmond Gear EXCel Ring and Pinion Sets GM85308 GM 8.5/8.6 in. 3.08 Gears

Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85308

Not Yet Reviewed

Estimated Ship Date: Today

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Spicer Drivetrain Products Differential Cover Bolts 34279

Spicer Drivetrain Products Differential Cover Bolts 34279

Spicer Drivetrain Products Differential Cover Bolts 34279

Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Wheel Bearings 19312427

ACDelco GM Genuine Parts Wheel Bearings 19312427

ACDelco GM Genuine Parts Wheel Bearings 19312427

Wheel Bearings, GM Genuine Parts, 1.250 in. Bore Diameter, Steel, 2.328 in. O.D., 0.625 in. Width, BMW, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Each

Part Number: ADO-A6

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ACDelco Automatic Transmission Shift Shaft Seals 19340257

ACDelco Automatic Transmission Shift Shaft Seals 19340257

ACDelco Automatic Transmission Shift Shaft Seals 19340257

Automatic Transmission Shift Shaft Seal, Nitrile, Buick, Cadillac, Chevy, Each

Part Number: ADO-8792S

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Pioneer Clutch Pilot Bushings PB-656-HD

Pioneer Clutch Pilot Bushings PB-656-HD

Pioneer Clutch Pilot Bushings PB-656-HD

Clutch Pilot Bushing, Solid, Brass, Buick, Chevy, GMC, Each

Part Number: PIO-PB-656-HD

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Motive Gear Ring and Pinion Sets GM10-456 GM 8.5/8.6 in. 4.56 Gears

Motive Gear Ring and Pinion Sets GM10-456 GM 8.5/8.6 in. 4.56 Gears

Motive Gear Ring and Pinion Sets GM10-456 GM 8.5/8.6 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-456

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Transmission Vent Tubes 08633408

ACDelco GM Genuine Parts Transmission Vent Tubes 08633408

ACDelco GM Genuine Parts Transmission Vent Tubes 08633408

Transmission Vent Tubes, GM Genuine Parts, Plastic, Cream, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-8633408

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Torque Converter Pulse Width Modulation Valves 24227792

ACDelco GM Genuine Parts Torque Converter Pulse Width Modulation Valves 24227792

ACDelco GM Genuine Parts Torque Converter Pulse Width Modulation Valves 24227792

Torque Converter Pulse Width Modulation Valve, Buick, Each

Part Number: ADO-24227792

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Automatic Transmission Clutch Housing Thrust Bearings 24200250

ACDelco GM Genuine Parts Automatic Transmission Clutch Housing Thrust Bearings 24200250

ACDelco GM Genuine Parts Automatic Transmission Clutch Housing Thrust Bearings 24200250

Automatic Bearings and Races, Forward Clutch Roller Inner RaceThrust Bearing, Each

Part Number: ADO-24200250

Not Yet Reviewed

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BCA Bearings by NTN Wheel Bearing Seals NS8871

BCA Bearings by NTN Wheel Bearing Seals NS8871

BCA Bearings by NTN Wheel Bearing Seals NS8871

Wheel Seal, OE style replacement quality wheel seal.

Part Number: NTN-NS8871

Not Yet Reviewed

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SVL Drivetrain Ring and Pinion Gear Sets 2023695 GM 8.5/8.6 in. 3.73 Gears

SVL Drivetrain Ring and Pinion Gear Sets 2023695 GM 8.5/8.6 in. 3.73 Gears

SVL Drivetrain Ring and Pinion Gear Sets 2023695 GM 8.5/8.6 in. 3.73 Gears

Differential Ring and Pinion; GM 8.5 10 Bolt - 3.73 Ratio

Part Number: SVL-2023695

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ACDelco Transmission Solenoids 19139322

ACDelco Transmission Solenoids 19139322

ACDelco Transmission Solenoids 19139322

Transmission Solenoids, TCC/Lock-up Solenoid, GM, Each

Part Number: ADO-214-1892

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Wheel Bearings 19312436

ACDelco GM Genuine Parts Wheel Bearings 19312436

ACDelco GM Genuine Parts Wheel Bearings 19312436

Wheel Bearing, GM Genuine Part, for use on Honda®, AMC, Buick, Cadillac, Chevy, Dodge, Ford, GMC, Isuzu, Jeep, Mercury, Olds, Plymouth, Pontiac, Each

Part Number: ADO-5707

Not Yet Reviewed

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Richmond Gear Ring and Pinion Sets 69-0169-1 GM 8.5/8.6 in. 4.88 Gears

Richmond Gear Ring and Pinion Sets 69-0169-1 GM 8.5/8.6 in. 4.88 Gears

Richmond Gear Ring and Pinion Sets 69-0169-1 GM 8.5/8.6 in. 4.88 Gears

Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901691

4.6 out of 5 stars ( 5 )

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