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.

Individual Parts

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Results 1 - 25 of 1032

Moog Driveshaft Couplers for 2015-2018 TRANSIT-150, TRANSIT-250, 2015-2017 TRANSIT-350 HD - 673

Drive Shaft Coupler, Drive Shaft Coupler

Part Number: MOG-673

Not Yet Reviewed

Estimated Ship Date: Today

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TransGo Performance Shift Kits 67-3

Automatic Transmission Shift Set, Stick Type, Full Manual, Competition, Off-Road/Pro-Street, C6 Transmissions, No Diesel, Ford, Lincoln, Mercury, Each

Part Number: TRG-67-3

5.0 out of 5 stars ( 5 )

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Dorman Driveshafts for 2002-2007 F-250 SUPER DUTY, F-350 SUPER DUTY - 946-673

Driveshaft, Balanced, Assembled, Rear, Steel, Length 73.160 in., Diameter 3.500 in., Ford, Each

Part Number: RNB-946-673

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Dorman Driveshafts for 2016-2017 340I XDRIVE - 986-673

Rear Driveshaft Assembly

Part Number: RNB-986-673

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Dorman Driveshafts for 2003-2005 RAM 2500 - 976-673

DRIVESHAFT

Part Number: RNB-976-673

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

McLeod RST Street Twin Clutch Kits 6405507

Clutch Kit, RST Street Twin, Organic, 1.125 in. - 26, Billet Steel Flywheel, Chevy, Pontiac, Small Block LS, Kit

Part Number: MCL-6405507

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Pioneer Clutch Cables CA-673

CLUTCH CABLE

Part Number: PIO-CA-673

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Competition Clutch Pressure Plates 3-673

Pressure Plate, Replacement, Subaru 9 in.

Part Number: CCX-3-673

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

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Estimated Ship Date: Aug 29, 2025 if ordered today

McLeod RXT Street Twin Clutch Kits 6405507M

Clutch Kit, Street Twin, Ceramic, 1 1/8 in- 26, Billet Steel Flywheel, Diaphram, Pilot Bushing, Chevy, LS, Kit

Part Number: MCL-6405507M

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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McLeod Super StreetPro Clutch Kits 75224

Clutch Kit, Super StreetPro, Organic, Ceramic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Kit

Part Number: MCL-75224

4.68 out of 5 stars ( 53 )

Estimated Ship Date: Today

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McLeod Super StreetPro Clutch Kits 75221

Clutch Kit, Super StreetPro, Organic/Ceramic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Kit

Part Number: MCL-75221

4.51 out of 5 stars ( 37 )

Estimated Ship Date: Today

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McLeod Street Extreme Clutch Kits 75321

Clutch Kit, Street Extreme, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Buick, Chevy, Pontiac, Kit

Part Number: MCL-75321

4.36 out of 5 stars ( 11 )

Estimated Ship Date: Today

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RAM Super-Duty Pressure Plates 673CW

RAM Super-Duty Pressure Plates 673CW

Pressure Plate, Super Duty, Long Style, Adjustable Static Pressure, 11 in. Diameter, Aluminum Ring, Ford, Each

Part Number: RAM-673CW

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

South Bend Clutch Hydraulic Assemblies HYDX-F67.3

Clutch Master Cylinder and Slave Cylinder Kits, Hydraulic Assemblies, Push Slave Cylinder Type, Composite, Black, Plastic Reservoir, Ford, Kit

Part Number: SBB-HYDX-F673

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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McLeod StreetPro Clutch Kits 75124

Clutch Kit, StreetPro, Organic, 1 1/8 in.- 10-Spline, 11 in. Disc, Chevy, , Oldsmobile, Pontiac, Kit

Part Number: MCL-75124

4.74 out of 5 stars ( 23 )

Estimated Ship Date: Today

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McLeod RXT Street Twin Clutch Kits for 2009-2021 CHALLENGER - 6344907M

Clutch Kit, RXT Street Twin Disc, 26 Spline, 1.125 in. Input Shaft, Ceramic Disc, Kit

Part Number: MCL-6344907M

Not Yet Reviewed

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McLeod RST Street Twin Clutch Kits for 2009-2021 CHALLENGER - 6344907

Clutch Kit, RST, Billet Aluminum Flywheel, Mopar, 5.7L-6.4L, 1-1/8 x 26, 130 Tooth, Kit

Part Number: MCL-6344907

Not Yet Reviewed

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McLeod RXT Street Twin Clutch Kits 6305507M

Clutch Kit, RXT Street Twin, 1.125 in. - 26-spline, Ceramic Disc, Billet Aluminum Flywheel, Chevy, Pontiac, Kit

Part Number: MCL-6305507M

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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McLeod Super StreetPro Clutch Kits for 1986-2001 MUSTANG - 75205

Clutch Kit, Super StreetPro, Organic/Ceramic, 1 1/16 in. Diameter Shaft, 10-Spline, 10.5 in. Diameter Disc, Kit

Part Number: MCL-75205

4.47 out of 5 stars ( 19 )

Estimated Ship Date: Today

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McLeod StreetPro Clutch Kits 75105

Clutch Kit, StreetPro, Organic, 1 1/16 in.- 10-Spline, 10.5 in. Disc, Ford, Kit

Part Number: MCL-75105

4.67 out of 5 stars ( 18 )

Estimated Ship Date: Today

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McLeod RST Street Twin Clutch Kits for 2018-2023 MUSTANG - 6333825

Clutch Kit, RST Street Twin, 9.688 in. Disc, 1 in. 23 Spline, Ford, Kit

Part Number: MCL-6333825

Not Yet Reviewed

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McLeod RST Street Twin Clutch Kits for 2011-2017 MUSTANG - 6435825

Clutch Kit, RST Twin Disc Power Pack, 23-Spline, 1 in. Input Shaft Diameter, 9.688 in. Disc Diameter, Metallic Disc, Unsprung Hub, Kit

Part Number: MCL-6435825

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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McLeod RST Street Twin Clutch Kits 6911-07

Clutch Kit, RST, 1 1/8 in. x 26-Spline, 9.688 in. Diameter Disc, Chevy, Small/Big Block, Kit

Part Number: MCL-6911-07

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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McLeod Steel 168-Tooth Flywheel 460530

Flywheel, 168-Tooth, Internal Engine Balance, BandB/Diaphragm, 1-Piece Rear Main, 14.096 in. Diameter, for 11 in./12 in. Disc, Steel, Chevy, LS, Each

Part Number: MCL-460530

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

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McLeod RXT Street Twin Clutch Kits for 1996-2017 MUSTANG - 6335807M

Clutch Kit, RXT Street Twin Power Pack, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Aluminum Flywheel, Ford, Kit

Part Number: MCL-6335807M

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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