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 72

Trail-Gear Creeper Breather Bellows 140207-1

Differential Vent, Creeper Breather Bellows, Replacement, Round, Plastic, Black, Each

Part Number: TGI-140207-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Allstar Performance Transmission Breather Kits ALL36147

Manual Transmission Vent Tubes, Braided Stainless Steel, Black Nylon Coated, with Remote Breather, 1/8 in. NPT Fitting, Bracket, Each

Part Number: AAF-ALL36147

Not Yet Reviewed

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Allstar Performance Clamp-On Breathers ALL36103

Filter, Replacement, Fits AAF-ALL36106 and AAF-ALL36107, Each

Part Number: AAF-ALL36103

5.0 out of 5 stars ( 4 )

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WEHRS Tranny And Rear End Breather Fittings WM128B

Transmission and Rear End Vent, -4 AN to 1/2 in. Barb, Includes Breather Filter, Each

Part Number: WEH-WM128B

5.0 out of 5 stars ( 1 )

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ARB Differential Breather Kits 170112

Differential Vents, Aluminum, Black, Kit

Part Number: ARB-170112

4.0 out of 5 stars ( 4 )

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Mopar Replacement Axle Breather Valves J5352955

Vent Breather, Axle, Differential, OEM Replacement, Plastic, White, Front, Rear, Dodge, Ram, Chrysler, Jeep, Each

Part Number: MOP-J5352955

5.0 out of 5 stars ( 3 )

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Trail-Gear Creeper Breathers 140207-1-KIT

Differential Vent, Creeper Breather, Plastic, Black, Kit

Part Number: TGI-140207-1-KIT

4.8 out of 5 stars ( 10 )

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The Right Stuff Flex Hose Breather Bolts for 1970-1974 BARRACUDA, CHALLENGER, CUDA - FHB86

Flex Hose Breather Bolt, Mopar, Steel, Natural, Each

Part Number: RSD-FHB86

Not Yet Reviewed

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Longacre Billet Rear-End Breather Kits 52-22569

Differential Breather, Clamp-on, Fits 1.50 in. Diameter Bar, Includes Hose, Kit

Part Number: LNG-22569

3.5 out of 5 stars ( 2 )

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Trail-Gear Axle Housing Breathers for 1984-1995 4RUNNER, 1979-1995 PICKUP - 140057-1

Differential Vent, Aluminum, Natural, Toyota, Each

Part Number: TGI-140057-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Longacre Billet Rear-End Breathers 52-22564

Differential Breather, Clamp-on, Fits 1.75 in. Diameter Bar, Each

Part Number: LNG-22564

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Longacre Billet Rear-End Breathers 52-22566

Differential Breather, Clamp-on, Fits 1.50 in. Diameter Bar, Each

Part Number: LNG-22566

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Allstar Performance Clamp-On Breathers ALL36106

Breather, Clamp-On, 1.50 in. Mount, Each

Part Number: AAF-ALL36106

Not Yet Reviewed

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Allstar Performance Clamp-On Breathers ALL36107

Breather, Clamp-On, 1.75 in. Mount, Each

Part Number: AAF-ALL36107

Not Yet Reviewed

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WEHRS Tranny And Rear End Breather Fittings WM128

Transmission and Rear End Vent, -4 AN to 1/2 in. Barb, Each

Part Number: WEH-WM128

Not Yet Reviewed

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Longacre Billet Rear-End Breather Kits 52-22568

Differential Breather, Clamp-on, Fits 1.75 in. Diameter Bar, Includes Hose, Kit

Part Number: LNG-22568

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Weldon Differential Vents A2046-17

Weldon Differential Vents A2046-17

Differential Vent, Stainless Steel, Natural, Hex Head, 1/8 NPT Threads, Sintered Breather, Each

Part Number: WDN-A2046-17

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Shifnoid Air Shifter Replacement Components PC340

BREATHER VENT MALE

Part Number: CTN-PC340

Not Yet Reviewed

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Richmond Gear Manual Transmission Replacement Parts 8256375

Case Breather, Manual Transmission Replacement Part, Richmond Super T-10 Plus 2-speed, Each

Part Number: RMG-8256375

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

RAM Competition Pressure Plates 401

Pressure Plate, Diaphragm-Style, 10.5 in. Disc Diameter, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: RAM-401

4.33 out of 5 stars ( 3 )

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Trail-Gear Creepy Twin Transfer Case Shifters for 1985-1995 4RUNNER, 1979-1995 PICKUP - 107500-1-KIT

Transfer Case Shifters, Creepy Twin, Top Shift, Toyota, Kit

Part Number: TGI-107500-1-KIT

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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RAM Competition Pressure Plates 471CW

Pressure Plate, Long-Style, 11 in. Disc Diameter, Each

Part Number: RAM-471CW

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

PEM Racing Quick-Change Rear-End Ring and Pinion Gears QC411R&PLOADED Quick-Change 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, Quick-Change, Loaded, Head Bearing, Tail Bearing, Posi Nut, Roller Nose Bearing, Each

Part Number: PE2-S0189

Not Yet Reviewed

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RAM Competition Pressure Plates 402L

Pressure Plate, Diaphragm-Style, 11 in. Disc Diameter, Chevy, GMC, Each

Part Number: RAM-402L

Not Yet Reviewed

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Trail-Gear Creepy Twin Transfer Case Shifters for 1985-1995 4RUNNER, 1979-1995 PICKUP - 107507-1-KIT

Transfer Case Shifters, Creepy Twin, Forward Shift, Toyota, Kit

Part Number: TGI-107507-1-KIT

Not Yet Reviewed

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