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.

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Results 1 - 25 of 228

FAG USA Multi-Purpose Oil Seals for 1960-1963 F-100 - SS3647

Seal Ford:F-100 Pickup 60-63

Part Number: FWB-SS3647

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

FAG Bearings Steering Gear Pitman Shaft Seals SS3649

Seal Buick,Ford 52-64

Part Number: FWB-SS3649

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Dorman - Steering Knuckle Bearings and Bushings for 2012-2017 CAPRICE, 2008-2009 G8, 2014-2017 SS - 540-159

Knuckle Bushing, Chevrolet Caprice 2017-12, Chevrolet SS 2017-14, Pontiac G8 2009-08

Part Number: RNB-540-159

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

FAG USA Wheel Bearings for 2011-2017 CAPRICE, 2008-2009 G8, 2014-2017 SS - WB1245

Wheel Bearing Caprice,G8,SS 08-16

Part Number: FWB-WB1245

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

GSP Wheel Bearing and Hub Assemblies for 2014-2017 CAPRICE, SS - 104387

2014-17; Chevrolet Caprice, SS; (Front Hub Assembly)

Part Number: GNA-104387

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

FTI Performance SRL-3 Series Billet Triple Clutch 2,800-3,000 Stall Torque Converter SRL83082-3

GM TORQUE CONVERTER, 6L80E, 6L85E,6L90E TRIPLE CLUTCH 2800-3000 STALL

Part Number: FTI-SRL83082-3

Not Yet Reviewed

Estimated Ship Date: Today

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FTI Performance SRL-3 Series Billet Triple Clutch 3,200 Stall Torque Converter SRL80082-3

GM TORQUE CONVERTER, 6L80E, 6L85E,6L90E TRIPLE CLUTCH 3200 STALL

Part Number: FTI-SRL80082-3

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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PRW Gold Series 168-Tooth Flexplate 1834600

Flexplate, Gold Series, Chromoly, 168-Tooth, Internal Engine Balance, SFI 29.1, TH350, 700R4, 4L60E, Chevy, LS, Each

Part Number: PQX-1834600

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Hays Heavy-Duty 168-Tooth Flexplate 10-030

Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

Part Number: HAY-10-030

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

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TransGo Automatic Transmission Reprogramming Kits 6L80-TOW&PRO

Automatic Transmission Shift Kits, Reprogramming Kit, Performance/Tow/Haul, GM, 6L45, 6L50, 6L80, 6L90, Kit

Part Number: TRG-6L80-TOW-PRO

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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FTI Performance SRL-3 Series Billet Triple Clutch 3,600 Stall Torque Converter SRL80086-3

GM TORQUE CONVERTER, 6L80E, 6L85E,6L90E TRIPLE CLUTCH 3600STALL

Part Number: FTI-SRL80086-3

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco Pilot Bearings and Bushings 12557583

Pilot Bearing, Roller, Steel, Chevy, GMC, Hummer, Each

Part Number: ADO-CT1082

4.78 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Chevrolet Performance Flywheel Bolts 11569956

Flexplate Bolt, Steel, 11mm x 1.5, 0.800 in. UHL, Chevy, Gen III/IV, LS Series, Automatic Transmission only, Each

Part Number: NAL-11569956

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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ATP Automatic Transmission Filter Kits B-239

Automatic Transmission Filters, Direct Fit, Rubber/Steel Gasket Material, Chevy, GMC, Cadillac, Pontiac, Hummer, Kit

Part Number: ATP-B239

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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ACDelco Transmission Bellhousings 24248031

Transmission Bellhousing, New, Aluminum, 6L80, 6L90, Each

Part Number: ADO-24248031

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Hays Heavy-Duty 168-Tooth Flexplate 40-508

Flexplates, Heavy-Duty, 168-tooth, Steel, SFI 29.1, Internal Engine Balance, One-piece Rear Main Seal, Chevrolet, Small Block LS, Each

Part Number: HAY-40-508

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Dorman Torque Converter Bolts 14099

Bolts, Torque Converter, 10mm x 1.5, Steel, Natural, 0.887 in. UHL, Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, Saab, Set of 3

Part Number: RNB-14099

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Tilton ST-246 Twin Disc Clutch Kits 55-2004

Tilton ST-246 Twin Disc Clutch Kits 55-2004

Clutch Kits, Twin Disc, 246mm, Cerametallic, Chromoly Flywheel, Chevrolet LS 6-bolt, 1250 lb.ft.Torque Capacity, Tremec T56 , TKO, Kit

Part Number: TIL-55-2004

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco Automatic Transmission Gaskets 24054652

SEAL KIT

Part Number: ADO-24054652

Not Yet Reviewed

Estimated Ship Date: Today

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PRW Gold Series 168-Tooth Flexplate 1836400

FLEXPLATE, CHROMOLY, SFI 29.1, GM LS Series, 8-Bolt Crank, 168T, Internal Balance, TH350, TH400, 700R4, and 4L60E, Chevy, Each

Part Number: PQX-1836400

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Tilton ST-246 Twin Disc Clutch Kits 55-1004

Clutch Assembly, ST-246 Twin Disc, 9.7 in. Dia., Sprung Organic, w/Billet Flywheel, LS 6-bolt, 850 lbs.-ft. Capacity, Tremec T56 , TKO, Chevy, Kit

Part Number: TIL-55-1004

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Manual Transmission Components 19180052

Reverse Lockout Solenoid, Manual Transmission, Cadillac, Chevy, Pontiac, Each

Part Number: ADO-19180052

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ACDelco Automatic Transmission Fluid Pan Magnets 29535617

Filter Magnet, Transmission Pan, GM, Hummer, Isuzu, Saab, Saturn, Each

Part Number: ADO-29535617

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Dorman Flywheel Fasteners 14112

Flywheel Fasteners, Dorman, Direct Replacement, Flexplate or Flywheel Bolts, Steel, Zinc Coated, Silver, M11 x 1.5 Thread, 29.5 mm Long, 6-piece, Set

Part Number: RNB-14112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ACDelco Automatic Transmission Shift Linkage Bushings for 2011-2016 CAPRICE, 2008-2009 G8, 2014-2017 SS - 92191384

Bushing, Automatic Transmission Shift Linkage, Replacement, Chevrolet, Pontiac, Each

Part Number: ADO-92191384

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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