$20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: DEALS

$20 Off $250 / $40 Off $500 / $80 Off $1,000
Use Promo Code: DEALS

It's the Season for Savings - Shop Holiday Deals Now!

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 593

Flexplate, 168-Tooth, Internal Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevrolet, V8, Each

Part Number: SUM-G100SFI

4.27 out of 5 stars ( 135 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 157-Tooth, External Engine Balance, 50 oz. Imbalance, SFI 29.1, Ford, Small Block, Each

Part Number: SUM-G110SFI

4.22 out of 5 stars ( 41 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, External Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevy, 454, Each

Part Number: SUM-G102SFI

4.53 out of 5 stars ( 57 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, Internal Engine Balance, SFI 29.1, Chevy, GM LS Gen III/IV, Each

Part Number: SUM-G105SFI

3.64 out of 5 stars ( 25 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, External Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevy, 400, Each

Part Number: SUM-G101SFI

4.24 out of 5 stars ( 45 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 155-Tooth, Steel, External Balance, SFI 29.1, Ford, Powerstroke, Each

Part Number: SUM-G132SFI

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 164-Tooth, External Engine Balance, 28 oz. Imbalance, SFI 29.1, Ford, Small Block, Each

Part Number: SUM-G111SFI

3.78 out of 5 stars ( 40 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

U-Joint, Light Duty, Spicer 1310 Style, Steel, 4 Plain Bearing Cap Style, Each

Part Number: SDH-5-1310X

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 157-Tooth, External Engine Balance, 28 oz. Imbalance, SFI 29.1, Ford, Small Block, Each

Part Number: SUM-G115SFI

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 153-Tooth, Internal Engine Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevy, V8, Each

Part Number: SUM-G103SFI

4.56 out of 5 stars ( 32 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, Internal Balance, GM LS, HD Quick-Launch Design with 4mm thick centerplate, SFI 29.1, Each

Part Number: SUM-G119SFI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, Billet Steel, Internal Balance, GM LS Series, 6 Bolt Crank, SFI 29.2, Each

Part Number: SUM-G127SFI

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 166-Tooth, Internal Engine Balance, 2.750 in. I.D. Crankshaft register, SFI 29.1, Pontiac V8, Each

Part Number: SUM-G107SFI

4.88 out of 5 stars ( 16 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, Internal Balance, Mopar SB and BB, TF-727 10 in. or 11.125 in. Converter, 6 Bolt Crank, SFI 29.1, Each

Part Number: SUM-G123SFI

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

U-Joint, Light Duty, Spicer 1310 Style, Steel, 4 Plain Bearing Cap Style, Each

Part Number: SDH-5-153X

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 164-Tooth, 50 oz. External Balance, Ford 302, SFI 29.1, Each

Part Number: SUM-G113SFI

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Universal Joint, 1310 Style, Greasable, Steel, Each

Part Number: MOG-369

4.57 out of 5 stars ( 37 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 152-Tooth, Steel, Internal Balance, SFI 29.1, Dodge, Cummins, 5.9L, 8-Bolt, Each

Part Number: SUM-G134SFI

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, External Engine Balance, 2-Piece Rear Main Seal, Chevy, Big Block, 454, Each

Part Number: SUM-G102STK

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Universal Joint, Spicer 1310 Style, Greasable, Steel, Each

Part Number: SUM-732000

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 152-tooth, Internal Balance, SFI 29.1, Dodge, Cummins, 5.9L, Each

Part Number: SUM-G136SFI

2.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, 168-Tooth, External Engine Balance, 1-Piece Rear Main Seal, Chevy, Small Block, GM V6, Each

Part Number: SUM-G104STK

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Universal Joint, 1310 Style, Greasable, Steel, Each

Part Number: MOG-280

4.7 out of 5 stars ( 33 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Flexplate, External Balance, Mopar SB 360 1971-92, TF-727 10 in. or 11.125 in. Converter, 6 Bolt Crank, SFI 29.1, Each

Part Number: SUM-G124SFI

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.