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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 - 24 of 24

GM 4L85E two wheel drive 4 speed overdrive automatic transmissions designed for LS style engines. Level 5 PRO SERIES

Part Number: GES-GS4L85ELSL5

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

GM 4L85E two wheel drive 4 speed overdrive automatic transmissions designed for LT style engines. Level 5 PRO SERIES

Part Number: GES-GS4L85ELTL5

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

GearStar GM 4L85E Level 3 Transmissions GS4L85ELS3

$350.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,695.00

Rebate Expires: 9/30/2025

Get $350 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer.

Get $350 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer. Valid on purchases made between 9/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.

GM 4L85E two wheel drive this is only for OEM replacement applications designed for LS style engines. Level 3

Part Number: GES-GS4L85ELS3

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

  • $350.00 Mail-In Rebate

    Price after Manufacturer Rebate: $9,695.00

    Rebate Expires: 9/30/2025

    Get $350 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer.

    Get $350 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer. Valid on purchases made between 9/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.

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Estimated Ship Date: Oct 20, 2025 if ordered today

GearStar GM 4L85E Level 4 Transmissions GS4L85ELSL4

$350.00 Mail-In Rebate

Price after Manufacturer Rebate: $10,695.00

Rebate Expires: 9/30/2025

Get $350 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer.

Get $350 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer. Valid on purchases made between 9/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.

GM 4L85E two wheel drive 4 speed overdrive automatic transmissions designed for LS style engines. Level 4

Part Number: GES-GS4L85ELSL4

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

  • $350.00 Mail-In Rebate

    Price after Manufacturer Rebate: $10,695.00

    Rebate Expires: 9/30/2025

    Get $350 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer.

    Get $350 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer. Valid on purchases made between 9/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.

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Estimated Ship Date: Oct 20, 2025 if ordered today

GearStar GM 4L85E Level 4 Transmissions GS4L85ELTL4

$350.00 Mail-In Rebate

Price after Manufacturer Rebate: $10,695.00

Rebate Expires: 9/30/2025

Get $350 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer.

Get $350 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer. Valid on purchases made between 9/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.

GM 4L85E two wheel drive 4 speed overdrive automatic transmissions designed for LT style engines. Level 4

Part Number: GES-GS4L85ELTL4

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

  • $350.00 Mail-In Rebate

    Price after Manufacturer Rebate: $10,695.00

    Rebate Expires: 9/30/2025

    Get $350 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer.

    Get $350 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges1 to redeem offer. Valid on purchases made between 9/1/25 and 9/30/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only.

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Estimated Ship Date: Oct 20, 2025 if ordered today

HEL Flexible Braided Clutch Line (Removes CDV - Clutch Delay Valve) for BMW Z4 E85, Coupe E86 Right Hand Drive (2002-2008) Purple Transparent

Part Number: HEP-S0009

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

HEL Flexible Braided Clutch Line (Keeps CDV - Clutch Delay Valve) for BMW Z4 E85, Coupe E86 Right Hand Drive (2002-2008) Red Transparent

Part Number: HEP-S0004

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

HEL Flexible Braided Clutch Line (Keeps CDV - Clutch Delay Valve) for BMW Z4 E85, Coupe E86 Right Hand Drive (2002-2008) Blue Transparent

Part Number: HEP-S0005

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

HEL Flexible Braided Clutch Line (Keeps CDV - Clutch Delay Valve) for BMW Z4 E85, Coupe E86 Right Hand Drive (2002-2008) Purple Transparent

Part Number: HEP-S0006

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

HEL Flexible Braided Clutch Line (Removes CDV - Clutch Delay Valve) for BMW Z4 E85, Coupe E86 Right Hand Drive (2002-2008) Red Transparent

Part Number: HEP-S0007

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

HEL Flexible Braided Clutch Line (Removes CDV - Clutch Delay Valve) for BMW Z4 E85, Coupe E86 Right Hand Drive (2002-2008) Blue Transparent

Part Number: HEP-S0008

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

CLUTCH DUAL MASS FLYWHEEL

Part Number: SXR-DMF91169

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

CLUTCH KIT XTEND

Part Number: SXR-K70722-01

Not Yet Reviewed

Estimated Ship Date: Sep 26, 2025 if ordered today

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Estimated Ship Date: Sep 26, 2025 if ordered today

CLUTCH KIT XTEND

Part Number: SXR-K70580-01

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

CLUTCH KIT XTEND

Part Number: SXR-K70520-01

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

Standard Ball Bearing

Part Number: CEB-412-90000E

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

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Estimated Ship Date: Oct 3, 2025 if ordered today

Premium Ball Bearing

Part Number: CEB-412-34001

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

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Estimated Ship Date: Oct 3, 2025 if ordered today

CLUTCH KIT XTEND

Part Number: SXR-K70496-01

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

SACHS CLUTCH MASTER CYLINDER

Part Number: SXR-SH5621

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

CLUTCH DUAL MASS FLYWHEEL

Part Number: SXR-DMF91135

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

CLUTCH DUAL MASS FLYWHEEL

Part Number: SXR-DMF91175

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

Premium Ball Bearing

Part Number: CEB-412-90000

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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Estimated Ship Date: Sep 30, 2025 if ordered today

Standard Ball Bearing

Part Number: CEB-412-34001E

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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Estimated Ship Date: Sep 30, 2025 if ordered today

Driveshaft Support Bearing

Part Number: SKF-HB2800-30

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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Estimated Ship Date: Sep 29, 2025 if ordered today

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