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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.

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Individual Parts

Results 1 - 25 of 1273

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

Part Number: SOX-34914-28K

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: LOK-XTD-36L80FM

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: SOX-34914-20K

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: BMR-SCB-110

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: BAA-BC-0914-1FBB

4.86 out of 5 stars ( 73 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: MOR-85830

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: BMM-45199

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: HUU-1300051

2.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: LOK-1209144

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Automatic Transmission Pan, Hi-Tek Deep, Aluminum, Black Anodized Finish, 4 qt. Capacity Increase, Ram, 8HP70, 8HP75, 845RE, 850RE, Each

Part Number: BMM-71395

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Shifter, Manual Transmission, Black Anodized finish, Dodge, Each

Part Number: BAA-BC-0914-2

4.91 out of 5 stars ( 22 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Automatic Shifter, GM, TH350, 23 in. Chrome Double Bend Stick, Black Anodized Mushroom Knob, Each

Part Number: LOK-CM350ANMB

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: EMS-MS110-70BA

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Speedometer Port Plug, Billet Aluminum, Black Anodized, Each

Part Number: BMM-20299

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Shifter, Elite Outlaw Electric, Forward Pattern, Gate Type, Reverse Lockout, Platinum Anodized, with E-Z Grip Handle, 5 ft. Cable, GM, Powerglide, Kit

Part Number: SBR-EO-2015

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Transmission Kickdown Brackets, Steel, Gold Anodized, Chevy, Small Block, Each

Part Number: HLY-20-45

4.25 out of 5 stars ( 24 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Speedometer Port Plug, Billet Aluminum, Black Anodized, Each

Part Number: BMM-20298

4.06 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: LOK-XTD-3700FM

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Automatic Shifter, Ford, C4, 23 in. Double Bend Chrome Stick, Black Anodized Mushroom Knob, Each

Part Number: LOK-CMC4ANMB

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Automatic Shifter, GM, 700R4, 23 in. Double Bend Chrome Stick, Black Anodized Mushroom Knob, Each

Part Number: LOK-CM700ANMB

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air