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 506

Yukon Gear & Axle Ring and Pinion Sets YG NM226-313 Nissan NM226 3.13 Gears

M226 D44 for Nissan TITAN REAR '08&UP 3.13 R&P 24spl PINION

Part Number: YGA-24584

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG TV6-373-29 Toyota V6 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 29-spline, Standard Rotation, Toyota V6, Set

Part Number: YGA-24588

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Yukon Gear & Axle Ring and Pinion Sets YG NM226-354 Nissan NM226 3.54 Gears

Ring and Pinion Gears, 3.54:1 Ratio, Standard Ring Gear Rotation, for Nissan NM226, Set

Part Number: YGA-24585

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

Yukon Gear & Axle Ring and Pinion Sets YG TV6-430-29 Toyota 8.0 (7.8) in. 4.30 Gears

Ring and Pinion Gears, 4.30:1 Ratio, Standard Ring Gear Rotation, Toyota 8 in., Set

Part Number: YGA-24589

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

Dana Spicer Drivetrain Products Yokes 2-4-583

End Yoke 1310 Series

Part Number: SDH-2-4-583

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG NM226-294 Nissan NM226 2.94 Gears

Ring and Pinion Gears, 2.94:1 Ratio, Standard Ring Gear Rotation, Rear, for Nissan NM226, Set

Part Number: YGA-24582

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

Beck/Arnley CV Joint Boots 103-2458

CV Joint Boot, Rubber, Porsche, Volvo, Each

Part Number: BCK-103-2458

Not Yet Reviewed

Estimated Ship Date: Today

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EPI Performance Belly Buster Weights 53-2458

Clutch Weights, Belly Buster, Bushing Style, Steel, 58 grams, Arctic Cat, Polaris, Set of 3

Part Number: ERL-80058S

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, 3.73 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-373

4.74 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Richmond Gear EXCel Ring and Pinion Sets GM85373 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85373

4.17 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACT Heavy-Duty Clutch Kits SB11-HDSS

Clutch Kit, Heavy-Duty, Performance, Single Disc, 1.000 in. - 24-spline, 9.400 in. Organic Disc Diameter, Pressure Plate, Subaru, 2.0L, 2.5L, Kit

Part Number: ACL-SB11-HDSS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Motive Gear Ring and Pinion Sets GM10-373A GM 8.5 in. 3.73 Gears

Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-373A

Not Yet Reviewed

Estimated Ship Date: Today

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ACT Heavy-Duty Clutch Kits for 2004-2014 IMPREZA, 2007-2009 LEGACY, 2015-2021 WRX STI - SB10-HDSS

Clutch, Heavy-Duty, 1.000 in. - 24-spline, Organic Disc, Pressure Plate, Subaru, 2.5L, Kit

Part Number: ACL-SB10-HDSS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Exedy OE Clutch Kits KSB04

Clutch Kit, Stock Replacement, OEM, Organic Disc, 24-spline, Pressure Plate, Saab, Subaru, Kit

Part Number: EXY-KSB04

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Motive Gear Performance Ring and Pinion Sets G885373 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885373

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Motive Gear Ring and Pinion Sets GM10-411 GM 8.5/8.6 in. 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-411

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Exedy OE 124-Tooth Flywheel FWSBL02FF

Flywheels, OE Replacement, Ductile Iron, Subaru, Each

Part Number: EXY-FWSBL02FF

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

South Bend Clutch Stage 2 Daily Driver Clutch Kits FJK1001FW-HD-O

Clutch Kit, Stage 2 Daily Driver, with Flywheel, Performance, Single Disc, Organic Disc, Diaphragm Pressure Plate, Subaru, Kit

Part Number: SBB-FJK1001FWHDO

Not Yet Reviewed

Estimated Ship Date: Today

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Exedy OE Clutch Kits FJK1001

Clutch Kit, Stock Replacement, OEM, Organic Disc, 24-spline, Pressure Plate, Subaru, Kit

Part Number: EXY-FJK1001

Not Yet Reviewed

Estimated Ship Date: Today

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ACT Roller Pilot Bearings PB1004

Pilot Bearing, Steel, Roller Type, Ford, Lexus, Saab, Subaru, Toyota, Each

Part Number: ACL-PB1004

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Competition Clutch Stage 2 Clutch Kits for 2004-2014 IMPREZA, 2015-2021 WRX STI - 15030-2100

Clutch Kit, Stage 2, Organic, 1 in. Diameter Shaft, 24-Spline, 9.500 in. Diameter Disc, Throw-out Bearing, Alignment Tool, Subaru, Kit

Part Number: CCX-15030-2100

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Motive Gear Ring and Pinion Sets GM10-342 GM 8.5/8.6 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-342

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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South Bend Clutch Stage 3 Endurance Clutch Kits for 2004-2014 IMPREZA, 2015-2020 WRX STI - FJK1000-SS-TZ

Clutch Kit, Stage 3 Endurance, Single, 1.000 in. - 24-spline, Organic Disc, Pressure Plate, Subaru, 2.5L, Kit

Part Number: SBB-FJK1000SS-TZ

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Moog Wheel Bearing and Hub Assemblies for 2005-2014 LEGACY, OUTBACK, 2013 XV CROSSTREK - 513220

Wheel Hub and Bearing Assembly, Front, Subaru, Each

Part Number: MOG-513220

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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ACT Heavy-Duty Clutch Kits SB5-HDSS

Clutch Kit, Street and Strip, Subaru, 4-Cylinder, Kit

Part Number: ACL-SB5-HDSS

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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