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.

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Results 1 - 25 of 277

Sonnax 3rd Accumulator Check Ball and Seat Sets 74480D

Automatic Transmission Rebuild Components, Accumulator Check Valve, GM, 4L60, 4L60E, 4L65E, 4L70E, Each

Part Number: SOX-74480D

5.0 out of 5 stars ( 5 )

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Spicer Drivetrain Products CV Ball Seat Repair Kits 10018465

Double Cardan CV Ball Seat Repair Kit - Greaseable

Part Number: SDH-10018465

Not Yet Reviewed

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Moser Engineering C-Clip Eliminator Kits 9300

C-Clip Eliminator, Billet Aluminum, 1.400 in. Diameter Seat, Stock Axles, 1979-2004 Fox body, 7.5/8.8 in., Kit

Part Number: MSR-9300

4.56 out of 5 stars ( 9 )

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Strange C-Clip Eliminators A1093

Strange C-Clip Eliminators A1093

C-Clip Eliminator, Street/Strip, 8.8 in., Replacement Axles with a Stock 1.400 Bearing Seat, OEM Drum, Kit

Part Number: STR-A1093

3.5 out of 5 stars ( 4 )

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American Powertrain Shifter Handles SLUN-10002

Shifter Stick, 10 in. Stick Length, Standard 2 Bolt, Bucket Seat, Chevrolet, Ford, Each

Part Number: AWR-SLUN-10002

2.0 out of 5 stars ( 1 )

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OER Shifter Sticks, Manual Transmission A513D

1965-67 Chevelle, El Camino, Nova, Malibu, Impala; Muncie Shift Arm; 4 Speed; with Front Bench Seat; Chrome

Part Number: OER-A513D

Not Yet Reviewed

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LuK Clutch Kits 6000155000

CLUTCH KIT AUDI, SEAT, VOLKSWAGEN 98-06

Part Number: LUK-17-050

5.0 out of 5 stars ( 2 )

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GMB North America CV Joint Repair Kits 260-1200

Double Cardan CV Ball Seat Repair Kit

Part Number: GMB-260-1200

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

GMB North America CV Joint Repair Kits 260-1100

Double Cardan CV Ball Seat Repair Kit

Part Number: GMB-260-1100

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

GMB North America U-Joints 261-0611

Double Cardan CV Ball Seat Repair Kit

Part Number: GMB-261-0611

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

American Powertrain Manual Transmissions COCH-E1CX

Pro-Fit TKX Combo Kit for 1970-74 Mopar E-body AND Bucket Seat 1971-74 B-body. .68 OD

Part Number: AWR-COCH-E1CX

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

SPEC Mini Twin Multi-Disc Clutch and Flywheel Kits SV50MT2

Clutch Kit, Mini Twin, D-Trim, Carbon Composite, Full Face/Unsprung Hub, Audi, Seat, Volkswagen, Kit

Part Number: SXC-SV50MT2

Not Yet Reviewed

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American Powertrain Shifter Sticks, Manual Transmission SLUN-10003

Shifter Stick, Manual Transmission, Double Bend for Bench Seats, Standard 2-Bolt, Each

Part Number: AWR-SLUN-10003

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

OER Shifters, Manual Transmission A5402

1964-67 Chevy II Nova; Muncie Shifter Kit; 4-Speed ; with Bench Seat

Part Number: OER-A5402

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

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Estimated Ship Date: Jul 27, 2026 if ordered today

FAG USA Clutch Release Bearings MC0440

Release Bearing Audi,Seat,Volkswagen 90-17

Part Number: FWB-MC0440

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

FAG USA Wheel Bearings WB61010K

Wheel Bearing Kit Seat,Volkswagen 84-09

Part Number: FWB-WB61010K

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

American Autowire Neutral Safety And Backup Light Switches 06273357

NEUTRAL SAFETY / BACKUP LIGHT SWITCH, console shift auto. trans., with seat belt warning

Part Number: AWW-06273357

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

FAG Bearings Timing Cover Seals SS2346

Seal Audi,GM,Seat,Volkswagen 74-14

Part Number: FWB-SS2346

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Moser Engineering Replacement C-Clip Axles A3079GMTK

Axles, C-clip Type, 1541H Alloy Steel, 30-spline, 31.375 in. Length, Rear, GM 8.5 in., Chevy, GMC, Pair

Part Number: MSR-A3079GMTK

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Moser Engineering Replacement C-Clip Axles A123003

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 30-Spline, Chevy, 8.875 in., Pair

Part Number: MSR-A123003

4.71 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Moser Engineering Replacement C-Clip Axles A123002

Axles, C-Clip, Rear, 1541H Steel, 30-Spline, Chevy, 8.875 in., Pair

Part Number: MSR-A123002

4.75 out of 5 stars ( 20 )

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Moser Engineering Replacement C-Clip Axles A102810

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, Buick, Chevy, Oldsmobile, Pontiac, 7.5 in., Pair

Part Number: MSR-A102810

5.0 out of 5 stars ( 12 )

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ARB Air Locker 30 Spline Differential GM 10.5 Inch (14-bolt) RD114

Differential Carrier, Air Locker, Nodular Iron, 30-spline, Rear, GM 10.5 in. (14-bolt), Chevy, GMC, Kit

Part Number: ARB-RD114

Not Yet Reviewed

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Sonnax Valve Body Check Balls 10000-08

Check Balls, 1/4 in. Diameter, Set of 10

Part Number: SOX-10000-08

4.93 out of 5 stars ( 14 )

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ARB Air Locker 35 Spline Differential Dana 60-HD RD167

Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD, Kit

Part Number: ARB-RD167

Not Yet Reviewed

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