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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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Individual Parts

Results 1 - 25 of 915

Fitting, Transmission Line into Case Adapter, -6 AN Male to 9/16 in.-18 Male, Aluminum, Black Anodized, Each

Part Number: ATI-925143

Not Yet Reviewed

Estimated Ship Date: Today

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Fitting, Straight, Steel, Gold Iridited, -3 AN, 7/16-24 in. Inverted Flare, Male Threads, Each

Part Number: ADD-716130TJ

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Plug Fitting, GM Genuine Parts Multi-Purpose Threaded Plug, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Pontiac, Saturn, Suzuki, Each

Part Number: ADO-19256068

Not Yet Reviewed

Estimated Ship Date: Today

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Dedenbear Quick-Connect Fittings AFHQDRA

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.

1/4" OD QUICK CONNECT TO 1/4" NPT THREAD, NICKEL PLATED BRASS

Part Number: DED-AFHQDRA

Not Yet Reviewed

Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

Dedenbear Quick-Connect Fittings AALMT

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.

Air Shifter Component, Tee Fitting, 1/4 in. O.D. to 1/8 in. NPT, Quick-Connect, Nickel Plated Brass, Each

Part Number: DED-AALMT

Not Yet Reviewed

Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

Drain Plug Fitting, Steel Bung, 1.0-12 UNF, Each

Part Number: DSR-99070003

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Dedenbear Quick-Connect Fittings ALMRA-3/16

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.

3/16" OD QUICK CONNECT TO 1/8" NPT THREAD RIGHT ANGLE

Part Number: DED-ALMRA-3-16

Not Yet Reviewed

Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

Dedenbear Quick-Connect Fittings ALRA

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.

Fitting, CO2, Air Line Right Angle Coupler, .250 in. OD., Quick Disconnect, Each

Part Number: DED-ALRA

Not Yet Reviewed

Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

Dedenbear Quick-Connect Fittings ALQD-3/16

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.

3/16" OD QUICK DISCONNECT TO 1/8" NPT THREAD

Part Number: DED-ALQD-3-16

Not Yet Reviewed

Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

Air Line Repair Kit, ARB

Part Number: TGI-143009

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Dedenbear Quick-Connect Fittings AALMRA

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.

1/4" OD QUICK CONNECT TO 1/8" NPT, RIGHT ANGLE, NICKEL PLATED BRASS

Part Number: DED-AALMRA

Not Yet Reviewed

Estimated Ship Date: Apr 6, 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: Apr 6, 2026 if ordered today

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 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Transmission Dipstick Bottom Fitting Assembly, Brite Anodized, GM TH350/TH400, Anchor-Tight, Each

Part Number: LOK-1208144

Not Yet Reviewed

Estimated Ship Date: Today

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Transmission Dipstick Bottom Fitting Assembly, Brite Anodized, OEM/Aftermarket Powerglide, Anchor-Tight, Each

Part Number: LOK-1208114

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: WEH-WM128

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Auto Trans Dipstick

Part Number: LOK-X1208127

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Dedenbear Digital LED Dial-In Board Remote Display Cable Tee Fittings RDCT

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.

ET Dial In Board Replacement Component, Remote Display Tee Cable Adapter, Each

Part Number: DED-RDCT

Not Yet Reviewed

Estimated Ship Date: 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: Today

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, AOD, Kit

Part Number: LOK-KD2AODHT

4.89 out of 5 stars ( 54 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Braided Stainless Steel, Natural Aluminum Fittings, GM, 700R4, Kit

Part Number: LOK-KD-2700HT

4.85 out of 5 stars ( 34 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD-2350HT

4.89 out of 5 stars ( 38 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Torqueflite 727, Kit

Part Number: LOK-KD-2727HT

4.62 out of 5 stars ( 58 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, C-6, Kit

Part Number: LOK-KD-20C6HT

4.73 out of 5 stars ( 30 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-KD2400HT

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, C-4, Kit

Part Number: LOK-KD-20C4HT

4.95 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD-2350U

4.52 out of 5 stars ( 33 )

Estimated Ship Date: Today

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