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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.

Individual Parts
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Results 1 - 25 of 2000 +

GUNI Wheel X Center Hubs GUNIX45-HUB

GUNI Wheel X Center Hubs GUNIX45-HUB

GUNI Wheel X Center Hubs GUNIX45-HUB

GUNI Wheel X 45 Center Hub Only (Orange), Each

Part Number: GUN-GUNIX45-HUB

Not Yet Reviewed

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South Bend Clutch Alignment Tools ATFL10 - ALIGNMENT TOOL

South Bend Clutch Alignment Tools ATFL10 - ALIGNMENT TOOL

South Bend Clutch Alignment Tools ATFL10 - ALIGNMENT TOOL

Clutch Alignment Tool, 10 Spline, Plastic, Black, Ford, Superduty, 7.3L, 6-Speed, Each

Part Number: SBB-S0490

Not Yet Reviewed

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GUNI Wheel X Center Hubs GUNIX6120-HUB

GUNI Wheel X Center Hubs GUNIX6120-HUB

GUNI Wheel X Center Hubs GUNIX6120-HUB

GUNI Wheel X 6120 Center Hub Only (Blue), Each

Part Number: GUN-GUNIX6120HUB

Not Yet Reviewed

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South Bend Clutch Alignment Tools LT130 - ALIGNMENT TOOL

South Bend Clutch Alignment Tools LT130 - ALIGNMENT TOOL

South Bend Clutch Alignment Tools LT130 - ALIGNMENT TOOL

Clutch Alignment Tool, 10 Spline, Plastic, Black, Chevrolet, GMC, 6.6L, LB7, Each

Part Number: SBB-S0311

Not Yet Reviewed

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GUNI Wheel X Center Hubs GUNIX56-HUB

GUNI Wheel X Center Hubs GUNIX56-HUB

GUNI Wheel X Center Hubs GUNIX56-HUB

GUNI Wheel X 56 Center Hub Only (Red), Each

Part Number: GUN-GUNIX56-HUB

Not Yet Reviewed

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OTC Clutch Spider Nut Sockets 4988

OTC Clutch Spider Nut Sockets 4988

OTC Clutch Spider Nut Sockets 4988

Clutch Puller Tools, Spider Nut Socket, Polaris, Each

Part Number: OTC-4988

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

EPI Clutch Puller Tools 11-11501

EPI Clutch Puller Tools 11-11501

EPI Clutch Puller Tools 11-11501

Clutch Puller, EPI CLUTCH PULLER POL 550 S/M

Part Number: ERL-PCP-19

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Sonnax Transmission Company Transmission Drill Fixture Tools F-225740-TL

Sonnax Transmission Company Transmission Drill Fixture Tools F-225740-TL

Sonnax Transmission Company Transmission Drill Fixture Tools F-225740-TL

TOOL KIT

Part Number: SOX-F-225740-TL

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Sierra Marine Drive Shimming Tools 18-2296

Sierra Marine Drive Shimming Tools 18-2296

Sierra Marine Drive Shimming Tools 18-2296

Marine Drive Unit Components, Shim, 0.055 in. Thick, Each

Part Number: RRA-18-2296

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

Sierra Marine Bearing Carrier Retainer Tools 18-0227

Sierra Marine Bearing Carrier Retainer Tools 18-0227

Sierra Marine Bearing Carrier Retainer Tools 18-0227

Marine Drive Unit Components, Shim, Bearing Carrier Shim, 0.003 in. Thick, Green, Each

Part Number: RRA-18-0227

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Sierra Marine Drive Shimming Tools 18-2295

Sierra Marine Drive Shimming Tools 18-2295

Sierra Marine Drive Shimming Tools 18-2295

Shim Kit

Part Number: RRA-18-2295

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

Sierra Marine Drive Shimming Tools 18-2232

Sierra Marine Drive Shimming Tools 18-2232

Sierra Marine Drive Shimming Tools 18-2232

Marine Drive Unit Components, Shim, 1.22 in. Diameter, 0.003 in. Thick, Each

Part Number: RRA-18-2232

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

Sierra Marine Bearing Carrier Retainer Tools 18-02060

Sierra Marine Bearing Carrier Retainer Tools 18-02060

Sierra Marine Bearing Carrier Retainer Tools 18-02060

Marine Drive Unit Components, Shim, Bearing Carrier Shim, 0.005 in. Thick, Blue, Each

Part Number: RRA-18-02060

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

ARB Differential Carrier Shim Installation Drivers 770004

ARB Differential Carrier Shim Installation Drivers 770004

ARB Differential Carrier Shim Installation Drivers 770004

Tool, Differential Carrier Shim Installation Driver, Steel, Each

Part Number: ARB-0770004

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Zendex Tool Powersports Axle Assemblies 2002-5

Zendex Tool Powersports Axle Assemblies 2002-5

Zendex Tool Powersports Axle Assemblies 2002-5

OUTER BODY & AXLE ASSEMBLY

Part Number: ZTC-2002-5

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

JR Race Car Shockwave Clutch Removal Tools 545-5105

JR Race Car Shockwave Clutch Removal Tools 545-5105

JR Race Car Shockwave Clutch Removal Tools 545-5105

Shockwave Overdrive Removal Tool, Jr. Dragster, Each

Part Number: JRC-545-5105

Not Yet Reviewed

Estimated Ship Date: Today

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JR Race Car Shockwave Clutch Removal Tools 545-5001

JR Race Car Shockwave Clutch Removal Tools 545-5001

JR Race Car Shockwave Clutch Removal Tools 545-5001

Shockwave Spider Tool, Jr. Dragster, Each

Part Number: JRC-545-5001

Not Yet Reviewed

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Sonnax Valve Body Reaming Fixtures VB-FIX

Sonnax Valve Body Reaming Fixtures VB-FIX

Sonnax Valve Body Reaming Fixtures VB-FIX

Transmission Drill Fixture Tools, Valve Body Reamer, Includes Hardware, Kit

Part Number: SOX-VB-FIX

Not Yet Reviewed

Estimated Ship Date: Today

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JR Race Car Clutch Belt Alignment Tools 545-5005

JR Race Car Clutch Belt Alignment Tools 545-5005

JR Race Car Clutch Belt Alignment Tools 545-5005

Clutch Belt Alignment Tool, Designed for Any Shockwave Clutch and Billet Driven, Each

Part Number: JRC-545-5005

Not Yet Reviewed

Estimated Ship Date: Today

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GUNI Wheel X Center Hubs GUNIX80-HUB

GUNI Wheel X Center Hubs GUNIX80-HUB

GUNI Wheel X Center Hubs GUNIX80-HUB

GUNI Wheel X 80 Center Hub Only (Black), Each

Part Number: GUN-GUNIX80-HUB

Not Yet Reviewed

Estimated Ship Date: Today

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ACT Clutch Alignment Tools for 1993-1998 SUPRA - AT70

ACT Clutch Alignment Tools for 1993-1998 SUPRA - AT70

ACT Clutch Alignment Tools for 1993-1998 SUPRA - AT70

Clutch Alignment Tool, 1.250 in. Diameter, 14-Spline, Toyota, Plastic, Black, Each

Part Number: ACL-AT70

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

Motion Pro Sprocket Jammer Tools 08-0642

Motion Pro Sprocket Jammer Tools 08-0642

Motion Pro Sprocket Jammer Tools 08-0642

SPROCKET JAMMER

Part Number: MNP-08-0642

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

South Bend Clutch Alignment Tools ATFL75 - ALIGNMENT TOOL

South Bend Clutch Alignment Tools ATFL75 - ALIGNMENT TOOL

South Bend Clutch Alignment Tools ATFL75 - ALIGNMENT TOOL

Clutch Alignment Tool, 10 Spline, Plastic, Black, Ford, Superduty, 7.3L, 5-Speed, Each

Part Number: SBB-S0476

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

DRP Performance Products Axle Housing Narrowing and Alignment Tools 007 92004

DRP Performance Products Axle Housing Narrowing and Alignment Tools 007 92004

DRP Performance Products Axle Housing Narrowing and Alignment Tools 007 92004

Precision Rear End Housing Fixture; 9" Ford; Measure/Straighten/Jig 9" Ford Includes: Fixture, (2) Hub Measurement Plates (Wide 5), Digital Toe Gauge

Part Number: DPR-00792004

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

Exedy Clutch USA Clutch Alignment Tools PTCP14

Exedy Clutch USA Clutch Alignment Tools PTCP14

Exedy Clutch USA Clutch Alignment Tools PTCP14

ALIGNMENT TOOL

Part Number: EXY-PTCP14

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