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 159

Hughes Performance Pro-Street 30 Series 3,000 Stall Torque Converter 41-30

Hughes Performance Pro-Street 30 Series 3,000 Stall Torque Converter 41-30

Torque Converter, Pro-Street 30 Series, 26-Spline, Ford, C-4, Each

Part Number: HUP-41-30

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Moroso Transmission Dipsticks 41301

Transmission Dipstick, Tube, Locking, Short Dragster-style, Bellhousing Mount, Black, Chevy, Powerglide, Set

Part Number: MOR-41301

Not Yet Reviewed

Estimated Ship Date: Today

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Moroso Transmission Dipsticks 41303

Transmission Dipstick, Locking, Bellhousing Mount, Billet Aluminum Handle, Black Finish, GM, TH400, Set

Part Number: MOR-41303

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Moroso Automatic Transmission Filter Tubes 41306

Filter Tube, GM TH400, for deep 3" Pan

Part Number: MOR-41306

Not Yet Reviewed

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Moroso Transmission Dipsticks 41300

Transmission Dipstick, Black, Bellhousing Mount, Chevy, Powerglide, Set

Part Number: MOR-41300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Moroso Transmission Dipsticks 41305

Transmission Dipstick, Tube, Locking, OEM Long-style, Bellhousing Mount, Black, Ford, C-4, Set

Part Number: MOR-41305

Not Yet Reviewed

Estimated Ship Date: Today

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Moroso Transmission Dipsticks 41302

Transmission Dipstick, Tube, Locking, OEM Long-style, Bellhousing Mount, Black, Chevy, TH350, Set

Part Number: MOR-41302

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Quadboss Differential Bearing and Seal Kits 413021

Powersports Drivetrain Bearing and Seal Kits, Differential, Steel, Polaris, Front, Kit

Part Number: QDB-41-3021

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Quadboss Differential Bearing and Seal Kits for 2003-2005 TRX650FA FOURTRAX RINCON, 2006-2020 TRX680FA FOURTRAX RINCON, 2006-2009 TRX680FGA FOURTRAX RINCON GPSCAPE - 413024

Powersports Drivetrain Bearing and Seal Kits, Differential, Steel, for use on Honda®, Rear, Kit

Part Number: QDB-41-3024

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Quadboss Powersports Drivetrain Bearings and Seals 413027

QBOSS DIFF BEARING KIT (EA)

Part Number: QDB-41-3027

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Quadboss Differential Bearing and Seal Kits for 2002-2014 LT-F250 OZARK, 2004-2009 LT-Z250 QUADSPORT Z - 413028

Powersports Drivetrain Bearing and Seal Kits, Differential, Steel, Suzuki, Rear, Kit

Part Number: QDB-41-3028

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Quadboss Differential Bearing and Seal Kits 413030

Bearing and Seal, Differential, Yamaha, Rear, Kit

Part Number: QDB-41-3030

Not Yet Reviewed

Estimated Ship Date: Jan 29, 2026 if ordered today

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Estimated Ship Date: Jan 29, 2026 if ordered today

Hughes Performance Pro-Street 30 Series 3,000 Stall Torque Converter 41-30HD

Torque Converter, 3,000 Stall, Ford, C-4, 26-Spline, 10.5 in. Bolt Pattern, Heavy-Duty, Sprag/Stator, Each

Part Number: HUP-41-30HD

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Ford Performance Parts 2015-16 Mustang Half Shaft Assemblies for 2015-2025 MUSTANG - M-4130-M8S

Axle Shafts, Half Shaft Assemblies, CV-style, 34-spline Inner, 32-spline Outer, Ford 8.8 in., IRS, Pair

Part Number: FMS-M-4130-M8S

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Ford Performance Parts Half Shaft Upgrade Axles for 2015-2025 MUSTANG - M-4130-MA

Axle Shaft, Half Shaft Upgrade, Rear, CV-style, 34-spline Inner, 32-spline Outer, Ford, 8.8 in., IRS, Pair

Part Number: FMS-M-4130-MA

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Rekluse Clutch Baskets RMS-4130

CLUTCH BASKET - Husaberg

Part Number: REK-RMS-4130

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

J.W. Performance The Wheel 168-Tooth Flexplate 93019-LS-D

Flexplates, The Wheel Flexplates, 4130 Alloy, 168-tooth, One-piece Rear Main Seal, Internal Balance, SFI 29.2, Chevrolet, 5.7L, 6.0L, 6.2L, 7.0L, Each

Part Number: JPT-93019-LS-D

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today