Automatic Transmission Shift Kits

Instead of replacing your automatic transmission’s whole valve body, you can get better performance out of your stock valve body with a transmission shift kit....

Instead of replacing your automatic transmission’s whole valve body, you can get better performance out of your stock valve body with a transmission shift kit. Different manufacturers use different components and techniques, but they all modify the way transmission fluid is routed through the valve body. Some kits are made for racing and performance driving, while others are for towing and heavy-duty hauling. Whatever your application demands, Summit Racing Equipment has the shift kit you need.

Top Brands

When it comes to the complexities of your automatic valve body, you want a manufacturer you can trust. Summit...

Top Brands

When it comes to the complexities of your automatic valve body, you want a manufacturer you can trust. Summit only carries transmission shift kits from top name brands, including TransGo, TCI Auto, B&M, Sonnax, and Performance Automatic.

Individual Parts

Part Groups

Results 1 - 20 of 20

TransGo Automatic Transmission Valve Body Repair Kits SK 4

Automatic Transmission Shift Kits, Valve Body Repair, C4, Kit

Part Number: TRG-SK4

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Performance Shift Kits SK 4L60E

Shift Kit, Shift Improvement, ISO-CON Valve, GM, 4L60E, 4L65E, 4L70E, 4L75E, Each

Part Number: TRG-SK4L60E

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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TransGo Performance Shift Kits SK 4L80E

Shift Improvement Kit 4L80E and 4L85E 1991-2009

Part Number: TRG-SK4L80E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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TransGo Automatic Transmission Valve Body Repair Kits SK 4T65E

Automatic Transmission Shift Kit, Automatic Transmission Valve Body Repair Kit, Buick, Chevrolet, Oldsmobile, Pontiac, Saturn, Volvo, Kit

Part Number: TRG-SK4T65E

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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TransGo Automatic Transmission Valve Body Repair Kits SK 4F27E

SHIFT KIT Valve Body Repair Kit, 4F27E, FNR5, FN4A-EL, FS5A-EL SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SK4F27E

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 4SL

Automatic Transmission Shift Kits, Valve Body Repair, C4, Kit

Part Number: TRG-SK4SL

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 4L

Automatic Transmission Shift Kits, Valve Body Repair, C4, Kit

Part Number: TRG-SK4L

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 4T60E-JR

SHIFT KIT Valve Body Repair Kit, 4T60E 1991-99 SHIFT KIT® Jr. Valve Body Repair Kit

Part Number: TRG-SK4T60E-JR

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 4L30E

SHIFT KIT Valve Body Repair Kit, 4L30E SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SK4L30E

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Performance Shift Kits SK 200-4R

Shift Kit, TH200-4R, Kit

Part Number: TRG-SK200-4R

Not Yet Reviewed

Estimated Ship Date: Today

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TransGo Automatic Transmission Valve Body Repair Kits SK 325-4L

SHIFT KIT Valve Body Repair Kit, TH325-4L SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SK325-4L

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 4-71

Automatic Transmission Shift Kits, Valve Body Repair, C4, Kit

Part Number: TRG-SK4-71

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

ZZPerformance Automatic Transmission Shift Kits ZZ-4T65E-SK

4T65E SHIFT KIT

Part Number: XPF-ZZ-4T65E-SK

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

TransGo Performance Shift Kits SK 45RFE-A

Automatic Shift Kit, 45RFE, 545RFE, 68RFE, Chrysler, Dodge, Jeep, Ram, Kit

Part Number: TRG-SK45RFE

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

TransGo Automatic Transmission Shift Valves SK 48RE

Automatic Transmission Shift Kit, Dodge, 48RE, Kit

Part Number: TRG-SK48RE

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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TransGo Performance Shift Kits SK 400

Automatic Shift Kit, THM400, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Car, Kit

Part Number: TRG-SK400

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

TransGo Automatic Transmission Valve Body Repair Kits SK 42RLE-VLP

Automatic Transmission Shift Kits, Valve Body Repair, A604, 42RLE, 41TES, 40TES, Kit

Part Number: TRG-SK42RLE-VLP

Not Yet Reviewed

Estimated Ship Date: Today

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TransGo Automatic Transmission Valve Body Repair Kits SK 425

SHIFT KIT Valve Body Repair Kit, TH425 SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SK425

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 440-3

Specialty Components, TH440-T4, 4T60 SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SK440-3

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 440-JR

SHIFT KIT Valve Body Repair Kit, TH440-T4, 4T60 SHIFT KIT® Jr. Valve Body Repair Kit

Part Number: TRG-SK440-JR

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

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