Performance & Replacement Transmission & Drivetrain Parts

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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.

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Results 1 - 25 of 53

Moog Super Strength U-Joints 290

Universal Joint, Mechanics 3/Saginaw 44/American Axle 1344 to Spicer 1330 Conversion, Greasable, Steel, Each

Part Number: MOG-290

5.0 out of 5 stars ( 4 )

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ACDelco GM Genuine Parts Wheel Bearings 19312426

Wheel Bearings, GM Genuine Parts, Steel, 1.375 in. Bore Diameter, 2.562 in. O.D., AC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Toyota, Each

Part Number: ADO-A5

Not Yet Reviewed

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Timken Wheel Bearings SET6

Wheel Bearing, Front, Each

Part Number: TMK-SET6

4.85 out of 5 stars ( 41 )

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Moog Super Strength U-Joints 270

Universal Joint, Super Strength, 1330 Style, Greasable, Steel, Each

Part Number: MOG-270

4.7 out of 5 stars ( 20 )

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Timken Pinion Bearing Races M802011

Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

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Timken Wheel Bearings SET2

Wheel Bearing, Front Outer, Each

Part Number: TMK-SET2

5.0 out of 5 stars ( 26 )

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Moog Super Strength U-Joints 254

Universal Joint, Super Strength, 1330 Style, Solid, Steel, Each

Part Number: MOG-254

4.75 out of 5 stars ( 8 )

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Moog Premium U-Joints 354

Universal Joint, 1330 Style, Greasable, Steel, Each

Part Number: MOG-354

4.5 out of 5 stars ( 8 )

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Timken Wheel Bearings SET5

Wheel Bearing, Each

Part Number: TMK-SET5

4.43 out of 5 stars ( 14 )

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Timken Pinion Bearing Races M86610

Bearing Race, Differential Pinion, 2.531 in. Outside Diameter, Each

Part Number: TMK-M86610

5.0 out of 5 stars ( 1 )

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B&M Transmission Brackets and Levers 20462BM

Transmission Bracket, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: BMM-20462

4.97 out of 5 stars ( 29 )

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Timken Pinion Bearings M88048

Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: TMK-M88048

5.0 out of 5 stars ( 14 )

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RAM Hydraulic Release Bearings 78125HD

RAM Hydraulic Release Bearings 78125HD

Throwout Bearing, Hydraulic, 1.375 in. Retainer Diameter, Lever Style Clutch, universal, Each

Part Number: RAM-78125HD

4.58 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Moog Premium U-Joints 355

Universal Joint, Mechanics 3/Saginaw 44/American Axle 1344 to 1330 Conversion, Greasable, Steel, Each

Part Number: MOG-355

5.0 out of 5 stars ( 5 )

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National Bearing Automatic Transmission Selector Shaft Seals 8792S

Seal, Automatic Transmission Shift Shaft, Steel/Rubber, GM, Each

Part Number: NTL-8792S

3.67 out of 5 stars ( 3 )

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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 )

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Timken Pinion Bearings M802048

Bearing, Pinion, 1.625 in. Inside Diameter, Each

Part Number: TMK-M802048

4.67 out of 5 stars ( 30 )

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ACDelco Gold Universal Joints 19470446

Universal Joint, Gold, Greasable, Steel, Round Plain, for Nissan, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mazda, Plymouth, Ram, Suzuki, Toyota, Each

Part Number: ADO-45U0106

Not Yet Reviewed

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ACDelco U-Joints 19470450

U-Joints, Greasable, 1.063 in./ 1.025 in. Diameter Caps, Grooved/Plain Caps, Rear Driveshaft, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-45U0113

Not Yet Reviewed

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Timken Pinion Bearing Races M88010

Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

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Dura-Bond Automatic Transmission Bushings GMT-3-2TG

Automatic Transmission Bushings, Extension Housing, GM Transmission, Each

Part Number: DUR-GMT-3-2TG

Not Yet Reviewed

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FAG USA Wheel Bearings 103274

Tapered Roller Bearing Set Various Makes 63-17

Part Number: FWB-103274

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

RAM Pressure Plate Bolts 490

Pressure Plate Bolts, Hex Head, Steel, Black Oxide, Chevy, Big, Small Block, Kit

Part Number: RAM-490

3.5 out of 5 stars ( 2 )

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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 )

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Timken Axle Bearing Races LM501314

Bearing Race, Differential, Each

Part Number: TMK-LM501314

5.0 out of 5 stars ( 4 )

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