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 32

Yukon Gear & Axle Bearings AK 1559

Axle Bearing, 2.530 in. O.D., Each

Part Number: YGA-10001

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

SVL Drivetrain Ring and Pinion Gear Sets 10001282 Dana 44 4.88 Gears

Gear, Ring and Pinion, 4.88:1 Ratio, Dana 44, Set

Part Number: SVL-10001282

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Richmond Gear Replacement Manual Transmission Bearings 1000130010

Bearing, Rear Output/Front Input, Richmond 5-Speed, Each

Part Number: RMG-1000130010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Richmond Gear Manual Transmission Tailhousing Bushings 1000127050

Bushing, Tailhousing, Richmond 6-Speed ROD, 5-Speed, Each

Part Number: RMG-1000127050

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

SVL Drivetrain Ring and Pinion Gear Sets 10001322 Ford 7.5 in. 4.56 Gears

Differential Ring and Pinion; Ford 7.5 - 4.56 Ratio

Part Number: SVL-10001322

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

SVL Drivetrain Spider Gear Kits 10001710

Differential Inner Gear Kit; GM 55 - 17 Spline, Eaton Style Positraction

Part Number: SVL-10001710

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Trail-Gear Input Gears 100011-1

Input Gear, Transfer Case Component, Toyota Gear Driven, Each

Part Number: TGI-100011-1

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

SVL Drivetrain Ring and Pinion Gear Sets 10001732 Dana 60 3.54 Gears

Differential Ring and Pinion; Dana 60R - 3.54 Ratio

Part Number: SVL-10001732

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Trail Gear Transfer Case Components 100010-1

Transfer Case Gears Replacement Trail-Creeper Toyota 4.7 - Counter Gear

Part Number: TGI-100010-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Motive Gear Manual Transmission Shifter Fork Inserts 1000127005

FORK PAD

Part Number: MGR-1000127005

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Motive Gear Manual Transmission Shifter Fork Inserts 1000127006

FORK PADS

Part Number: MGR-1000127006

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Motion Pro Terminator LW Clutch Cables for 1990 WMX 250 - 10-0017

Clutch Cable, Terminator LW, Black Vinyl Jacket, Stock Length, Husqvarna, Cagiva, Each

Part Number: MNP-10-0017

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Trail-Gear Clutch Kits for 1981-1987 PICKUP - 100017-1-KIT

Clutch Kit, Toyota, L4, Kit

Part Number: TGI-100017-1-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Trail-Gear Clutch Kits for 1985-1987 PICKUP - 100018-1-KIT

Clutch Kit, Toyota, L4, Each

Part Number: TGI-100018-1-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Trail-Gear Clutch Kits for 1989-1992 4RUNNER - 100019-1-KIT

Clutch Kit, Toyota, L4, Each

Part Number: TGI-100019-1-KIT

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

SVL Drivetrain Products Ring and Pinion Gears 10001417

Differential Ring and Pinion; GM 12 Bolt 8.875 - 3.08 Ratio

Part Number: SVL-10001417

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

SVL Drivetrain Products Ring and Pinion Gears 10001729

Differential Ring and Pinion; Dana 60 - 7.17 Ratio

Part Number: SVL-10001729

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

American Powertrain Transmission Yokes DSUN-10001

Yoke, Nodular Iron, 1330, Tremec, TKO's, Magnum's, Each

Part Number: AWR-DSUN-10001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

American Powertrain Pilot Bearings PBGM-10001

Pilot Bearing, Steel, Roller Type, Each

Part Number: AWR-PBGM-10001

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

American Powertrain Pilot Bearings and Bushings PBCH-10001

PILOT BEARING

Part Number: AWR-PBCH-10001

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

American Powertrain Science Friction 130-Tooth Flywheel FWCH-10001

Flywheel, Science Friction, 130-tooth, Billet Steel, Neutral, Chrysler, Dodge, Plymouth, Each

Part Number: AWR-FWCH10001

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

American Powertrain Flywheels FWFO-10001

SCIENCE FRICTION Billet Steel 157t Flywheel, 1963-79 289, 302 or 351 C/W, 28oz CB, when used with 5.0 Bell Hou

Part Number: AWR-FWFO10001

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

American Powertrain Flywheels FWPO-10001

SCIENCE FRICTION Billet Steel 166t, 1964-76 Pontiac 326-455, 10.5" and 11" bolt patterns.

Part Number: AWR-FWPO10001

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

American Powertrain Science Friction 164-Tooth Flywheel FWAM-10001

Flywheel, Science Friction, 164-tooth, Billet Steel, External, 2-piece Seal, 4.500 in. Hub, AMC 390 ci., Each

Part Number: AWR-FWAM10001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

American Powertrain Flywheels FWOL-10001

SCIENCE FRICTION Billet Steel 166t, 1968-85 Oldsmobile 260/307/350/403/455.

Part Number: AWR-FWOL10001

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

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