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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.
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.
Showing In Stock Items. Show All 131 Items.
Axle Shaft, Direct Fit, CV-style, Quick Change, 180mm Joint, 300M Shaft, BMW, E46, Rear Left, Rear Right, Pair
Part Number: SKM-AX-SET-011
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Flywheel, Steel, BMW, 3.2L, E46, Each
Part Number: SBB-SBC100816-12
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Axle Shaft, Direct Fit, CV-style, Quick Change, Rear Left, Rear Right, for Nissan, for Infiniti, Pair
Part Number: SKM-AX-SET-004
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Axle Shaft, Direct Fit, CV-style, Quick Change, Rear Left, Rear Right, for Nissan, Pair
Part Number: SKM-AX-SET-003
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Axle Shaft, Direct Fit, CV-style, Quick Change, Rear Left, Rear Right, for Nissan, for Infiniti, Pair
Part Number: SKM-AX-SET-007
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Axle Shaft, Direct Fit, CV-style, Quick Change, 180mm Joint, 300M Shaft, BMW, E36, Rear Left, Rear Right, Pair
Part Number: SKM-AX-SET-010
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Axle Shaft, Direct Fit, CV-style, Quick Change, Rear Left, Rear Right, Mazda, Pair
Part Number: SKM-AX-SET-002
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Clutch Kit, Stage 2 Daily Driver, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, BMW, 2.5L, Kit
Part Number: SBB-K70722-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Flywheel, Aluminum, 13.0 lbs., BMW, Each
Part Number: FIZ-195461
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Rear Drive Shaft Assembly
Part Number: RNB-936-361
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Clutch Kit, Stage 1 Heavy-Duty, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, BMW, 2.5L, Kit
Part Number: SBB-K70280-HD
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
CLUTCH KIT XTEND
Part Number: SXR-K70755-01
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Clutch Kit, Stage 3 Drag Race, Single, 1.130 in. - 10-spline, Ceramic Disc, Pressure Plate, BMW, 2.5L, Kit
Part Number: SBB-S0150
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, Stage 2 Endurance, Single, 1.130 in. - 10-spline, Organic/Ceramic Disc, Pressure Plate, BMW, 2.5L, 3.0L, Kit
Part Number: SBB-S0151
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, Stage 4 X-Series, Single, 1.130 in. - 10-spline, Ceramic Disc, Pressure Plate, BMW, 2.5L, 3.0L, Kit
Part Number: SBB-K70288-SS-X
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, Stage 3 Daily Driver, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, BMW, 2.5L, Kit
Part Number: SBB-K70280-SS-O
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, Stage 3 Endurance, Single, 1.130 in. - 10-spline, Kevlar® Disc, Pressure Plate, BMW, 2.5L, 3.0L, Kit
Part Number: SBB-K70288-SS-TZ
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, 9.400 in. Diameter, Full Face Disc, Organic, Street, Sprung Hub, Heavy Duty Pressure Plate, BMW, Kit
Part Number: ACL-BM12-HDSS
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Clutch Discs, ACT Race Clutch Discs, 9.400 in. Diameter, Ceramic, 6-Paddle, BMW, Each
Part Number: ACL-6240033
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Clutch Kit, Stage 2 Daily Driver, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, BMW, 2.8L, Kit
Part Number: SBB-K70281-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, Stage 4 X-Series, Single, 1.130 in. - 10-spline, Ceramic Disc, Pressure Plate, BMW, 2.8L, Kit
Part Number: SBB-K70281-SS-X
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Clutch Kit, 9.400 in. Diameter, 6 Paddle Disc, Ceramic, Race Rigid, Xtreme Pressure Plate, BMW, Kit
Part Number: ACL-BM13-XTR6
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Clutch Kit, Stage 2 Daily Driver, Single, 1.130 in. - 10-spline, Organic Disc, Pressure Plate, BMW, 2.5L, 3.0L, Kit
Part Number: SBB-K70288-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
CLUTCH KIT XTEND
Part Number: SXR-K70721-01
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Clutch Kit, 9.400 in. Diameter, 4 Paddle Disc, Ceramic, Race, Sprung Hub, Xtreme Pressure Plate, BMW, Kit
Part Number: ACL-BM13-XTG4
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
