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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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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.

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Results 1 - 25 of 2000 +

Biondo Air Shifter Regulators BRP-RG

Biondo Air Shifter Regulators BRP-RG

Biondo Air Shifter Regulators BRP-RG

Shift Regulator, CO2 Type, Dual Gauge, 0-125 psi, Adjustable, with 1/4 in. Tubing, 1/4 in. Quick-Disconnect, Each

Part Number: SBR-RG

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

NOS CO2 Regulators 15860NOS

NOS CO2 Regulators 15860NOS

NOS CO2 Regulators 15860NOS

Shifter Regulator, CO2, 125 psi, Each

Part Number: NOS-15860NOS

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

B&M Air Shifter Solenoids 80883

B&M Air Shifter Solenoids 80883

B&M Air Shifter Solenoids 80883

Shifter Ram Cylinder, Air, Pro Brandit, Automatic, Powerglide, Each

Part Number: BMM-80883

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Biondo Air Shifter Regulators BRP-RG80

Biondo Air Shifter Regulators BRP-RG80

Biondo Air Shifter Regulators BRP-RG80

Air Shifter Regulator, 80 psi, Preset, Single Gauge, 1/4 in. Fitting, Quick Connect Type, Straight Style, for Throttle Stop, 2 Speed CO2 Kits, Each

Part Number: SBR-RG80

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Shifnoid Air Shifter Replacement Components PC290

Made in the USA Shifnoid Air Shifter Replacement Components PC290

Shifnoid Air Shifter Replacement Components PC290

AIR FITTING

Part Number: CTN-PC290

Not Yet Reviewed

Estimated Ship Date: Today

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Dedenbear Air Shifter Replacement Air Ram Cylinders CYLAS1

Dedenbear Air Shifter Replacement Air Ram Cylinders CYLAS1

Dedenbear Air Shifter Replacement Air Ram Cylinders CYLAS1

Air Shifter Replacement Component, Air Ram Cylinder, For Dedenbear AS1 Shifter, 1 in. Stroke, Each

Part Number: DED-CYLAS1

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

Shifnoid Air Shifter Replacement Components PC325

Made in the USA Shifnoid Air Shifter Replacement Components PC325

Shifnoid Air Shifter Replacement Components PC325

AIR LINE Y 1/4 IN.

Part Number: CTN-PC325

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Dedenbear Air Shifter Shut-Off Valves SOLAS1

Dedenbear Air Shifter Shut-Off Valves SOLAS1

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get up to $150 back after rebate when you buy products from AutoMeter Brands! Go to: http://summitracing.com/go/atm

Get up to $150 back after rebate when you buy AutoMeter Products! Also includes Auto Gage, Dedenbear, Marine, Spek-Pro and Stack Brands. Spend $100-$199 and get $10 back. Spend $200-$449 and get $25 back. Spend $450-$699 and get $50 back. Spend $700-$999 and get $75 back. Spend $1,000-$1,499 and get $100 back. Spend $1,500 or more and get $150 back. Go to http://summitracing.com/go/atm for complete offer information. Valid on purchases made between 3/15/26 and 4/30/26. Rebate submission must be postmarked by 5/31/26. Limit one rebate per household. Allow up to 12 weeks for processing. Purchase amount is the subtotal before taxes and shipping.

Dedenbear Air Shifter Shut-Off Valves SOLAS1

SPARE AIR SHIFTER SOLENOID VALVE, HIGH-FLOW, FOR AS1

Part Number: DED-SOLAS1

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

    • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 4/30/2026

    Get up to $150 back after rebate when you buy products from AutoMeter Brands! Go to: http://summitracing.com/go/atm

    Get up to $150 back after rebate when you buy AutoMeter Products! Also includes Auto Gage, Dedenbear, Marine, Spek-Pro and Stack Brands. Spend $100-$199 and get $10 back. Spend $200-$449 and get $25 back. Spend $450-$699 and get $50 back. Spend $700-$999 and get $75 back. Spend $1,000-$1,499 and get $100 back. Spend $1,500 or more and get $150 back. Go to http://summitracing.com/go/atm for complete offer information. Valid on purchases made between 3/15/26 and 4/30/26. Rebate submission must be postmarked by 5/31/26. Limit one rebate per household. Allow up to 12 weeks for processing. Purchase amount is the subtotal before taxes and shipping.

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Estimated Ship Date: May 19, 2026 if ordered today

Shifnoid Air Shifter Replacement Components PC2015

Made in the USA Shifnoid Air Shifter Replacement Components PC2015

Shifnoid Air Shifter Replacement Components PC2015

FLOW THRU VALVE

Part Number: CTN-PC2015

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Banks Power Ram-Air 14 Bolt AAM 10.5/11.8 Inch Differential Cover 19269

Banks Power Ram-Air 14 Bolt AAM 10.5/11.8 Inch Differential Cover 19269

Banks Power Ram-Air 14 Bolt AAM 10.5/11.8 Inch Differential Cover 19269

Differential Cover, Ram-Air, Black Ops, Chevy, GMC, Ram, AAM 11.5/11.8 ring gear, 14-Bolt rear axle, Each

Part Number: GBE-19269

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker Replacement Parts 180103SP

ARB Air Locker Replacement Parts 180103SP

ARB Air Locker Replacement Parts 180103SP

Differential Carrier Replacement Parts, Air Locker Solenoid, Each

Part Number: ARB-180103SP

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Banks Power Ram-Air 12 Bolt Ford 10.25/10.5 Inch Differential Cover 19252

Banks Power Ram-Air 12 Bolt Ford 10.25/10.5 Inch Differential Cover 19252

Banks Power Ram-Air 12 Bolt Ford 10.25/10.5 Inch Differential Cover 19252

Differential Cover, Ram-Air, Satin Black, Milled Aluminum, Ford, Sterling 12-Bolt axle, 10.25/10.50 ring gear, Each

Part Number: GBE-19252

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker Replacement Parts 082104SP

ARB Air Locker Replacement Parts 082104SP

ARB Air Locker Replacement Parts 082104SP

Differential Carrier Replacement Parts, Housing Seal, O-Ring, Kit

Part Number: ARB-082104SP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker 30 Spline Differential Dana 44 RD117

ARB Air Locker 30 Spline Differential Dana 44 RD117

ARB Air Locker 30 Spline Differential Dana 44 RD117

Differential Carrier, Air Locker, Nodular Iron, 30-spline, Dana 44, Kit

Part Number: ARB-RD117

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker Replacement Parts 160703SP

ARB Air Locker Replacement Parts 160703SP

ARB Air Locker Replacement Parts 160703SP

Differential Carrier Replacement Part, Bonded Seal, Each

Part Number: ARB-160703SP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker Replacement Parts 320303

ARB Air Locker Replacement Parts 320303

ARB Air Locker Replacement Parts 320303

Compressor Piston, Barrel, Service Kit

Part Number: ARB-320303

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker Replacement Parts 160235-2

ARB Air Locker Replacement Parts 160235-2

ARB Air Locker Replacement Parts 160235-2

Differential Carrier Replacement Parts, ARB Air Locker Replacement Parts, O-ring, Pair

Part Number: ARB-160235-2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker 33 Spline Differential AAM 9.25/9.50 14-bolt RD197

ARB Air Locker 33 Spline Differential AAM 9.25/9.50 14-bolt RD197

ARB Air Locker 33 Spline Differential AAM 9.25/9.50 14-bolt RD197

Differential Carrier, Air Locker, Nodular Iron, Kit

Part Number: ARB-RD197

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ARB Air Locker 30 Spline Differential AAM 11.5 Inch 14-bolt RD139

ARB Air Locker 30 Spline Differential AAM 11.5 Inch 14-bolt RD139

ARB Air Locker 30 Spline Differential AAM 11.5 Inch 14-bolt RD139

Differential Carrier, Air Locker, Nodular Iron, Rear, AAM 11.5 in. 14-bolt, Kit

Part Number: ARB-RD139

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 2, 2026 if ordered today

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Estimated Ship Date: Jul 2, 2026 if ordered today

ARB Air Locker 27 Spline Differential Dana 30 RD100

ARB Air Locker 27 Spline Differential Dana 30 RD100

ARB Air Locker 27 Spline Differential Dana 30 RD100

Air Locker, Dana 30, 27-Spline, 3.73 and Up Ratio, Each

Part Number: ARB-RD100

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2026 if ordered today

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Estimated Ship Date: Jul 2, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Eaton Electronic ELocker 27 Spline Differential Dana 30 19818-020

Eaton Electronic ELocker 27 Spline Differential Dana 30 19818-020

Not Yet Reviewed

Estimated Ship Date: Today

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ARB Air Locker 30 Spline Differential Dana 44-A (aluminum) RD226

ARB Air Locker 30 Spline Differential Dana 44-A (aluminum) RD226

ARB Air Locker 30 Spline Differential Dana 44-A (aluminum) RD226

Differential Carrier, Air Locker, Nodular Iron, Rear, Dana 44-A (Aluminum), Kit

Part Number: ARB-RD226

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2026 if ordered today

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Estimated Ship Date: Jul 2, 2026 if ordered today

ARB Air Locker 30 Spline Differential Toyota 8.875 Inch RD142

ARB Air Locker 30 Spline Differential Toyota 8.875 Inch RD142

ARB Air Locker 30 Spline Differential Toyota 8.875 Inch RD142

Differential Carrier, Air Locker, Nodular Iron, Toyota 8.875 in., Kit

Part Number: ARB-RD142

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2026 if ordered today

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Estimated Ship Date: Jul 2, 2026 if ordered today

ARB Air Locker 29 Spline Differential Land Rover RD217

ARB Air Locker 29 Spline Differential Land Rover RD217

ARB Air Locker 29 Spline Differential Land Rover RD217

Differential Carrier, Air Locker, Nodular Iron, Front, Land Rover, Kit

Part Number: ARB-RD217

Not Yet Reviewed

Estimated Ship Date: Jul 2, 2026 if ordered today

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Estimated Ship Date: Jul 2, 2026 if ordered today

ARB Air Locker Spline Differential Dana 60-HD/70/80 RD189

ARB Air Locker Spline Differential Dana 60-HD/70/80 RD189

ARB Air Locker Spline Differential Dana 60-HD/70/80 RD189

Differential Carrier, Air Locker, Nodular Iron, Kit

Part Number: ARB-RD189

Not Yet Reviewed

Estimated Ship Date: Jun 30, 2026 if ordered today

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Estimated Ship Date: Jun 30, 2026 if ordered today

ARB Air Locker 30 Spline Differential GM 8.5 Inch RD222

ARB Air Locker 30 Spline Differential GM 8.5 Inch RD222

ARB Air Locker 30 Spline Differential GM 8.5 Inch RD222

Differential Carrier, Air Locker, Nodular Iron, Rear, GM 8.5 in., Kit

Part Number: ARB-RD222

Not Yet Reviewed

Estimated Ship Date: Jul 1, 2026 if ordered today

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Estimated Ship Date: Jul 1, 2026 if ordered today