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 337

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: Tomorrow

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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: Tomorrow

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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: Tomorrow

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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

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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: Tomorrow

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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: Tomorrow

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VEGE Remanufactured Stock Stall Torque Converter TQSU26

Torque Converters, Remanufactured, OEM Style, Milled Flats Hub, 4-hole Mounting Ring, Stock Stall, 24 Spline Insert, Subaru, 2.5L, 3.6L, Each

Part Number: CCV-TQSU26

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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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: Tomorrow

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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: Tomorrow

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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: Tomorrow

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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: Tomorrow

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VEGE Remanufactured Stock Stall Torque Converter TQSU19

Torque Converters, Remanufactured, OEM Style, Slotted Hub, 4-hole Mounting Ring, Stock Stall, 23 Spline Insert, Saab, Subaru, 2.5L, 3.0L, Each

Part Number: CCV-TQSU19

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Moog Wheel Bearing and Hub Assemblies 512401

Wheel Hub and Bearing, Steel, Rear, Subaru, Each

Part Number: MOG-512401

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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ACT Heavy-Duty Pressure Plates SB014

Pressure Plate, Diaphragm-Style, 9.055 in. Diameter, Saab, Subaru, 2.5L, Each

Part Number: ACL-SB014

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

Motive Gear Ring and Pinion Sets GM10-273 GM 8.5/8.6 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-GM10-273

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Motive Gear Ring and Pinion Sets GM10-308 GM 8.5/8.6 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-308

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Dorman Ring and Pinion Sets 697-812 GM 8.5 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-812

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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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: Tomorrow

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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: Tomorrow

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LuK Clutch Kits 6233466000

Clutch Kit, 1.000 in. - 24-spline, Organic Disc, 8.875 in. Diameter, Throwout Bearing, Subaru, Kit

Part Number: LUK-15-021

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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ACT Heavy-Duty Clutch Kits SB2-HDSS

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

Part Number: ACL-SB2-HDSS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

ACT Race Clutch Discs 6228218

Clutch Disc, Race, Ceramic, 1.000 in.- 24-Spline, 8.976 in. Disc, Subaru, 2.5L, Each

Part Number: ACL-6228218

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

LuK Clutch Kits 6233467000

CLUTCH KIT SAAB, SUBARU 06-13

Part Number: LUK-15-024

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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