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 97

Richmond Gear Complete Ring and Pinion Installation Kits 83-1003-1

Ring and Pinion Installation Kit, Bearings and Shims, Ford 9 in., with 3.062 in. Carrier Bearing, HRW, Kit

Part Number: RMG-83-1003-1

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Hays Heavy-Duty 168-Tooth Flexplate 10-030

Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

Part Number: HAY-10-030

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Trick Flow® Automatic Transmission Filter Extensions TFS-1003-FT

Trick Flow® Automatic Transmission Filter Extensions TFS-1003-FT

Transmission Filter Spacer, Trick Flow®, Ford, C-6, Each

Part Number: TFS-1003-FT

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

PRW Flexplate Fasteners 1003902

Flexplate Bolts, SCM-4141 Alloy Steel, 12--point, 7/16 in.- 20 RH, .688 in. length, Chevy, Ford, Set of 6

Part Number: PQX-1003902

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Lokar Transmission Selector Shaft and Arms ATA-1003

Automatic Transmission Selector Shaft and Arm, Steel, Zinc Plated, Fits Models with 5/16 in. Diameter Slot, Ford, 4R70W, AOD-E, Each

Part Number: LOK-ATA-1003

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

PRW Flexplate Fasteners 1003907

Flexplate Bolts, 11mm x 1.5 Thread, 12-Point, .880 Length, GM Gen III/IV, Set of 6

Part Number: PQX-1003907

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

All Balls Racing Hubs 58-1003

HUB KIT

Part Number: ALB-58-1003

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

All Balls Racing Wheel and Carrier Bearing Seal Kits 22-51003

Wheel Bearing and Seal Kit, Front, for use on Honda®, Kit

Part Number: ALB-25-1003

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

All Balls Racing U-Joint Kits 21-91003

U-Joint, Greaseable, 4-Grooved, Steel, Each

Part Number: ALB-19-1003

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

Hays Street 450 Clutch Conversion Kits 91-1003

Hays Street 450 Clutch 10.5" 70-84 Chevy/Pontiac/Olds V8, 26-spline, Kit

Part Number: HAY-91-1003

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

Sierra Marine Heavy-Duty U-Joints 72-1003

U-Joint, Heavy-Duty, Steel, 4 Plain Bearing Cap Style, Can-Am, Polaris, Each

Part Number: RRA-72-1003

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

Richmond Gear EXCel Ring and Pinion Gear Installation Kits XL-1003-1

Ring and Pinion Kit

Part Number: RMG-XL-1003-1

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

GMB U-Joints 230-1003

Universal Joint

Part Number: GMB-230-1003

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

GMB North America U-Joints 251-1003

Universal Joint

Part Number: GMB-251-1003

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

All Balls Racing Shaft Bearing Kits 141-9003

Shaft Bearing Kit, Polaris, Kit

Part Number: ALB-14-1003

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

Keyser Manufacturing Pilot Bushings 100 360PB

Pilot Bushing, Solid, Bronze, 1 in. Height, Chevy, Each

Part Number: KYS-100-360PB

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

PRW Flexplate Fasteners 1003901

Flexplate Bolts, SCM-4141 Alloy Steel, 12-point, 10mm x 1.0 RH, 0.800 in Length, Ford Modular V8, 4.6L, 5.0L, 5.4L, 6.8L, 7.3L, Set of 8

Part Number: PQX-1003901

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Exedy OE Clutch Kits for 1990-1993 MIATA - 10036

Clutch Kit, Stock Replacement, OEM, Organic Disc, 22-spline, Pressure Plate, Mazda, Kit

Part Number: EXY-10036

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Dana Spicer Drivetrain Products Differential Carrier Bearings 10038956

STANDARD DIFF BEARING & SEAL KIT - 1999-2008 MODEL YEARS WITH GM 8.5 & 8.6 AXLE

Part Number: SDH-10038956

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

Dana Spicer Drivetrain Products Axle Housings 10034535

AXLE HOUSING

Part Number: SDH-10034535

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

Timken Wheel Seals 100357

Seal, Wheel Bearing, Rear, Ford, Lincoln, Each

Part Number: TMK-100357

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Dana Spicer Drivetrain Products - Differential Carrier Bearings for 2007-2014 EXPEDITION, NAVIGATOR, 2007-2010 F-150 - 10038945

STANDARD AXLE DIFFERENTIAL BEARING AND SEAL KIT - FORD 9.75 AXLE

Part Number: SDH-10038945

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

Yukon Gear & Axle Bearings AK GM14T

Axle Bearing, GM, 10.5 in., 14-Bolt, Each

Part Number: YGA-10036

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

PRW Flexplate Fasteners 1003908

FLEXPLATE BOLT KIT, GM LS, 4.8, 5.3, 6.0L, LS1, LS2, LS4, LS6, M11-1.5 x .880 UHL, Set of 8

Part Number: PQX-1003908

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Spicer Drivetrain Products Front Axle Shafts for 2007-2017 WRANGLER, 2018 WRANGLER JK - 10033860

AXLE SHAFT ASSEMBLY

Part Number: SDH-10033860

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

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