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 438

McLeod Steel 168-Tooth Flywheel 460130

Flywheel, Steel, 168-Tooth, 30 lbs., Internal/External Engine Balance, Chevy, Big, Small Block V8, Each

Part Number: MCL-460130

2.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 130-Tooth Flywheel 464102

Flywheel, Steel, 130-Tooth, 27 lbs., Internal/External Engine Balance, Mopar, L6, Big, Small Block V8, Each

Part Number: MCL-464102

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 168-Tooth Flywheel 460122

Flywheel, Steel, 168-Tooth, 22 lb., Internal/External Balance, Chevy, Small Block, Big Block, Each

Part Number: MCL-460122

3.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 153-Tooth Flywheel 460300

Flywheel, Steel, 153-Tooth, 28 lb., Internal/External Engine Balance, Chevy, L6, Big, Small Block V8, Each

Part Number: MCL-460300

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 184-Tooth Flywheel 463215

Flywheel, Steel, 184-Tooth, 30 lb., Internal Engine Balance, Ford, Big Block FE, 352-427, Each

Part Number: MCL-463215

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 164-Tooth Flywheel 463200

Flywheel, Steel, 164-Tooth, 34 lb., Internal Engine Balance, Ford, Small Block, Each

Part Number: MCL-463200

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 157-Tooth Flywheel 463150

Flywheel, Steel, 157-tooth, 17.500 lbs., External Engine Balance, SFI 1.1, Ford, Small Block Windsor, Each

Part Number: MCL-463150

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Detroit Truetrac 30 Spline Differential GM 10.5 Inch (14-bolt) 915A545

Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.10 and Lower Ratios, Each

Part Number: ETN-915A545

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 143-Tooth Flywheel 464202

Flywheel, 143-Tooth, 30 lbs., Internal/External Engine Balance, 14.75 in. Outside Diameter, Steel, Natural Finish, Mopar, Big Block, 440, 7.2L, Each

Part Number: MCL-464202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Motive Gear Ring and Pinion Sets GM10.5-410 GM 10.5 in. (14-bolt) 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 10.5 in., 14-Bolt, Fits 4.10:1 and Numerically Lower Carrier, Set

Part Number: MGR-GM10-5-410

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Auto Metal Direct Clutch Linkage Sets W-685

Clutch Linkage Service Kit, Small Block, Chevrolet, Kit

Part Number: AMD-W-685

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 184-Tooth Flywheel 463210

Flywheel, Steel, 184-Tooth, 40 lb., Internal Engine Balance, Ford, Big Block FE, 332-427, Each

Part Number: MCL-463210

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

McLeod Steel 130-Tooth Flywheel 464122

Flywheel, Steel, 130-Tooth, 22 lb., Internal Engine Balance, Dodge, Big Block, RB engine, Each

Part Number: MCL-464122

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Dura Grip Positraction Carriers GM 10.5 Inch (14-bolt) YDGGM14T-3-30-1

Differential Carrier, Limited Slip, 30-Spline, GM 10.5 in. (14-bolt), Steel, Rear, for 4.10 and Numerically Lower Ratios, Chevy, GMC, Each

Part Number: YGA-26030

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

OER Clutch Pushrods for 1967-1981 CAMARO, 1968 CHEVY II, 1969-1979 NOVA - 3849703

1967-81 LOWER CLUTCH PUSHROD

Part Number: OER-3849703

4.94 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Electronic ELocker 30 Spline Differential Dana 44 19977-010

Differential, Electric Locker, 30-Spline, Dana 44, 3.73 and Lower Ratios, Each

Part Number: ETN-19977-010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Spicer Drivetrain Products 30 Spline Differential Carriers Dana 60 708013

Differential Carrier, Clutch-type, Steel, Dana 60, 30-Spline, 4.10 and lower ratio, Each

Part Number: SDH-708013

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Goodmark Clutch Pushrods GMK4030951648S

Clutch Pushrod, Lower, Adjustable, GM, A-Body/F-Body/X-Body, Each

Part Number: GMK-4030951648S

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hughes Performance Street Master 2,500 Stall Torque Converter GM25

Hughes Performance Street Master 2,500 Stall Torque Converter GM25

Torque Converter, Street Rod, 2,500 rpm Stall, Chevy, TH350, TH400, Each

Part Number: HUP-GM25

4.6 out of 5 stars ( 62 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Goodmark Clutch Pushrods GMK4012951692S

CLUTCH LOWER PUSHROD & SWIVEL,

Part Number: GMK-4012951692S

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Detroit Truetrac 37 Spline Differential Dana 80 916A566

Differential, Detroit Truetrac, 37-Spline, Dana 80, 3.73:1+ Lower, Each

Part Number: ETN-916A566

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Powertrax Grip Pro Traction Systems Dana 60 GT436035F

Differential Carriers, Grip Pro Traction System, 35 Spline, Dana 60, Front, 4.10 and Lower Ratio, Each

Part Number: PWT-GT436035F

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

Motive Gear Ring and Pinion Sets GM10.5-513X GM 10.5 in. (14-bolt) 5.13 Gears

Gear, Ring and Pinion, 5.13:1 Ratio, GM, 10.5 in., 14-Bolt, Fits 4.10:1 and Numerically Lower Carrier, Set

Part Number: MGR-GM10-5-513X

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

SVL Drivetrain Ring and Pinion Gear Sets 10004602 GM 7.5/7.625 in. 4.11 Gears

Ring and Pinion Gears, GM 7.5/7.625 in., 4.11:1 Ratio, 27-spline, Standard Rotation, Thick Ring Gear, Must Be Used with 4.10 and Lower Carrier, Set

Part Number: SVL-10004602

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

ACDelco GM Genuine Parts Automatic Transmission Rebuild Components 24206391

Automatic Transmission Component, Case Gasket, Upper and Lower, Each

Part Number: ADO-24206391

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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