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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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 35

Clutch cable

Part Number: ALB-45-2049

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

Oil Seal, 1.250 in. Shaft Size, 2.005 in. O.D., 0.388 in. Width, Mercruiser Stern Drive, Each

Part Number: RRA-18-2049

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Planetary Gears, Heavy Duty, 28 in. Straight Cut, 1.80 Ratio, Powerglide, Set

Part Number: ATI-204996

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Single Disc Stage 2 Clutch Kit (1KS) for Toyota Cressida 1983-1987 2.8L (5M-GE)

Part Number: ANH-ACR-2049

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

PG - GEARSET - 1.64 VASCO SG4 SUN 400 OUT STRAIGHT - 28 - 12DP

Part Number: ATI-204900VS

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

GEARS - 1.87 STRAIGHT - LONG PINIONS / INPUT SUN - 9310 - TIMED

Part Number: ATI-204934

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

GEAR - W/ FLANGE - SG4 - 1.64 & 1.80 - STRAIGHT - VASCO - 12DP

Part Number: ATI-204905VS

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

GEAR - W/ FLANGE - SG4 - 1.62 & 1.82 - STRAIGHT - VASCO - 12DP

Part Number: ATI-204906VS

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

GEAR - W/ FLANGE - 1.74 - STRAIGHT - VASCO - 14 DP

Part Number: ATI-204930V

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

GEARS - 1.74 STRAIGHT - LONG PINIONS / INPUT SUN - VASCO

Part Number: ATI-204932V

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

GEAR - W/ FLANGE - 1.64 - 1.66 - 1.80 - STRAIGHT - VASCO - 12 DP

Part Number: ATI-204935V

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

Seal Saab,Subaru 90-08

Part Number: FWB-SS2049

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Tapered Roller Bearing Set

Part Number: FWB-BT2049

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

BEARING AND SEAL KIT

Part Number: TMK-TRK2049

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

Automatic Transmission Gears, High-Impact, Planetary, Vasco Steel, 1.80:1 First Gear Ratio, GM, Powerglide, Kit

Part Number: ATI-204990V

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

GEAR - W/ FLANGE - 1.80 - STRAIGHT - 9310 - 12 DP

Part Number: ATI-204926

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

GEAR - W/ FLANGE - 1.74 & 1.87 - STRAIGHT - 9310 - 14DP

Part Number: ATI-204930

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

GEARS - 1.74 STRAIGHT - LONG PINIONS / INPUT SUN - 9310

Part Number: ATI-204932

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

Planetary Gears, High-Impact, Steel, 1.80:1 First Gear Ratio, GM, Powerglide, Kit

Part Number: ATI-204994

Not Yet Reviewed

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

PG - GEARSET - 1.82 VASCO SG4 SUN 400 OUT STRAIGHT - 28 - 12DP

Part Number: ATI-204907VS

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

GEARS - 1.76 HELICAL - LONG PINIONS / INPUT SUN - 9310

Part Number: ATI-204929

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

PG - GEARSET - 1.74 9310 STRAIGHT - 28 - 14DP

Part Number: ATI-204989

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

PG - GEARSET - 1.87 9310 STRAIGHT - 28 - 14DP

Part Number: ATI-204991

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

GEAR - W/ FLANGE - SG2 - 1.64 - 1.66 - 1.80 - STRAIGHT - VASCO - 12DP

Part Number: ATI-204926VS

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

GEAR - W/ FLANGE - 1.76 - HELICAL - 9310 - SUPER SET - 16DP

Part Number: ATI-204927

Not Yet Reviewed

Estimated Ship Date: Aug 21, 2025 if ordered today

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Estimated Ship Date: Aug 21, 2025 if ordered today

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