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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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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.

Individual Parts

Results 1 - 25 of 1207

Servo, Externally Adjustable Low/Reverse, Aluminum, Blue Anodized, GM, TH400, Kit

Part Number: SOX-34914-20K

Not Yet Reviewed

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Servo, Externally Adjustable Low/Reverse, Aluminum, Blue Anodized, GM, 4L80-E, 4L85-E, Kit

Part Number: SOX-34914-28K

Not Yet Reviewed

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Transmission Dipstick, Braided Stainless Housing, Aluminum, Black Anodized Handle, 6L80E, Each

Part Number: LOK-XTD-36L80FM

4.75 out of 5 stars ( 8 )

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Shifters, Precision Sport Shifter, Manual, Black Anodized, G56, Dodge, Ram, Each

Part Number: BMM-45199

4.8 out of 5 stars ( 5 )

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Transmission Fluid Dipstick, Anchor-Tight, Firewall Mount, Braided Stainless Steel Tube, Aluminum Handle, Black Anodized Finish, Each

Part Number: LOK-X1211947

Not Yet Reviewed

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Rear Cradle Bushings, Lockout, Aluminum, Black Anodized, Dodge, Kit

Part Number: BMR-SCB-110

4.71 out of 5 stars ( 7 )

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Transmission Fluid Dipsticks, Hi-Tech Flexible Braided Stainless, Firewall Mount, Case Entry, Tube, Brite Anodized Handle, Chevy, GMC, 6L80E, 6L90E

Part Number: LOK-TD-36L80FM36

4.8 out of 5 stars ( 5 )

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Shifter, Short Throw, Black Anodized Flat Stick, Black Knob, Each

Part Number: BAA-BC-0914-1FBB

4.86 out of 5 stars ( 73 )

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U-Joint Girdles, Aluminum, Black Anodized, Fit 1350 U-Joint Race Yoke, Set

Part Number: MOR-85830

4.29 out of 5 stars ( 7 )

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Transmission Dipstick, Locking, Anodized Brite Handle, 3 in. Case Mount, TH350, TH400, Each

Part Number: LOK-1209144

5.0 out of 5 stars ( 2 )

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Hydraulic Clutch Reservoir, Billet Aluminum, Black Anodized Finish, 4 oz, Each

Part Number: EMS-MS110-70BA

4.0 out of 5 stars ( 1 )

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Shifter Cover, Aluminum, Black Anodized, Quarter Stick, Each

Part Number: HUU-1300051

2.82 out of 5 stars ( 11 )

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Transmission Dipstick, Braided Stainless Housing, Aluminum, Black Anodized Handle, Chevy, 700R4, Each

Part Number: LOK-XTD-3700FM

4.8 out of 5 stars ( 5 )

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Valve Body, Full Manual, Reverse Shift Pattern, Billet Aluminum, Hard Anodized, Chevy, TH400, Each

Part Number: TCI-221570

4.2 out of 5 stars ( 5 )

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Manual Shifter, Short Throw, with Black Shift Ball, Steel, Black Anodized Aluminum Base (Internal Seals), Bolt-In, GTO, Each

Part Number: HMI-7051-KB

4.55 out of 5 stars ( 11 )

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U-Bolts, Steel, Black Anodized, Fit 1350 U-Joint Race Yoke, Dana 60/Ford 9 in., Pair

Part Number: MOR-85080

4.42 out of 5 stars ( 19 )

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Switch, Push Button, LINE LOCK, Momentary, Black Anodized, 15 Amps, Billet Aluminum, Each

Part Number: SUM-890155-MBLL

5.0 out of 5 stars ( 1 )

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Manual Shifter, Short Throw, with White Shift Ball, Steel, Black Anodized Aluminum Base (Internal Seals), Bolt-In, GTO, Each

Part Number: HMI-7051-KW

4.17 out of 5 stars ( 6 )

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Daytona Pinion Support, 9 in. Ford, 28-Spline, Aluminum, Black Anodized, Each

Part Number: SUM-730919

4.6 out of 5 stars ( 5 )

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Speedometer Port Plug, Billet Aluminum, Black Anodized, Each

Part Number: BMM-20299

4.78 out of 5 stars ( 9 )

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Differential Cover, Rear, 10-bolt, Aluminum, Black Anodized, GM 8.2/8.5/8.6 in., Each

Part Number: BMM-71502

4.52 out of 5 stars ( 21 )

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Shifters, Manual Transmission Shifter Type, Blackjack, Black Anodized Shifter, Black Rubber Boot, T-45/T-5/Tremec T5, KIt

Part Number: HUU-3916051

5.0 out of 5 stars ( 1 )

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Automatic Shifter, GM, 4L60E, 16 in. Single Bend Black Stick, Black Anodized Mushroom Knob, Each

Part Number: LOK-CM4L60EBXMB

5.0 out of 5 stars ( 1 )

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Shifter Solenoid, Electric, Steel, Natural, Aluminum Black Anodized Bracket, 2 or 3-Speed Automatic, Pro Stick, Shifter Not Included, Kit

Part Number: BMM-80903

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