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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 2000 +

Clutch cable

Part Number: ALB-45-2007

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Oil Seal, 1.000 in. Shaft Size, 1.500 in. O.D., 0.312 in. Width, Mercury Marine, Mercruiser Stern Drive, Each

Part Number: RRA-18-2007

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

DETENT CABLE

Part Number: PIO-CA-2007

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Single Disc Stage 2 Clutch Kit (1KS) for Toyota Corolla GTS 1985-1987 1.6L DOHC (4AGE) RWD Only RWD

Part Number: ANH-ACR-2007

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

Driveshaft, Rear, Balanced, Assembled, Bolt-In, One-piece, Aluminum, 3.500 in. Diameter, Ford, Mustang GT500, 5.4L, Manual Transmission, Each

Part Number: FMS-M-4602-MSVT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Differential Carriers, Trac-Loc Carrier Cases, Ford 8 in., Clutch-type, 10-bolt, 28-spline, Does Not Include Spider Gears, Rear, Ford 8 in., Each

Part Number: YGA-20075

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Differential Carrier, Dana 44, Electric Locker, 10-Bolt, 30-Spline, Dana, Jeep, Each

Part Number: SDH-2007503

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Differential Carrier Clutches, Rear, Traction Lock, Dana 44, Jeep, Kit

Part Number: SDH-2007326

Not Yet Reviewed

Estimated Ship Date: Today

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Yukon Trac Loc case for Ford 9"

Part Number: YGA-20079

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Differential Carrier, Steel, Open, Rear, Ford 9 in., Each

Part Number: YGA-20078

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Differential Carrier Cases, Ford 8.8 in., 31 Spline, 0.875 in. X-Pin Hole, Each

Part Number: YGA-20077

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Shim 1.150

Part Number: SDH-2007452-115

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

Shim 1.075

Part Number: SDH-2007452-108

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

Shim 1.425

Part Number: SDH-2007452-143

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

Yukon standard open carrier case, Ford 7.5"

Part Number: YGA-20071

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, Open, Ford 8.8 in., 31 Spline, Complete w/Spider Gears, Each

Part Number: YGA-20070

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Shim 1.225

Part Number: SDH-2007452-123

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

Yukon standard open carrier case, Ford 8.8", 28 spline

Part Number: YGA-20076

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

Differential Carrier Bearing Shim Kit - Dana 44 JK

Part Number: SDH-2007294

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Ring and Pinion Gear, Installation Kit, 4.10:1, Standard Rotation, Dana 44, Kit

Part Number: SDH-2007772-5

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Standard Axle Bearing Kit; Dana 44

Part Number: SDH-2007293

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Shim 1.275

Part Number: SDH-2007452-128

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

Differential Cover

Part Number: SDH-2007353

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Shim 1.200

Part Number: SDH-2007452-120

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

Shim 1.475

Part Number: SDH-2007452-148

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