Home / Shop / TransGo Automatic Transmission Valve Body Repair Kits SK 6T40-A SHIFT KIT Kit, 6T30-45 GEN1 SHIFT KIT® Kit

TransGo Automatic Transmission Valve Body Repair Kits SK 6T40-A SHIFT KIT Kit, 6T30-45 GEN1 SHIFT KIT® Kit

SKU: TRGSK_6T40-A

Automatic Transmission Shift Kits

Transgo Performance

TransGo Automatic Transmission Valve Body Repair Kits SK 6T40-A SHIFT KIT Kit, 6T30-45 GEN1 SHIFT KIT® Kit

SKU: TRGSK_6T40-A

Automatic Transmission Shift Kits

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

We accept

Description

TransGo valve body repair kits give you the components needed to restore proper shifts and correct other problems with your automatic transmission. They will help correct cold rough shifts, downshift problems, long shifts, hard or soft shifts and lockup problems. Repair your automatic transmission with TransGo valve body repair kits.

Part Type

Automatic Transmission Shift Kits

Data: v4.2 - Upd: 2026-09-30 16:47:40

Specifications

Product Attributes - Brand: TransGo Performance
Product Attributes - Manufacturer's Part Number: SK 6T40-A
Product Attributes - Part Type: Automatic Transmission Shift Kits
Product Attributes - Product Line: TransGo Automatic Transmission Valve Body Repair Kits
Product Attributes - UPC: 193564457769
Product Attributes - Filter Included: No
Product Attributes - Gaskets Included: No
Product Attributes - Full Manual: No
Product Attributes - Remanufactured: No
Product Attributes - Quantity: Sold as a kit.
Product Attributes - Notes: Fits first generation models.

Reference Information

Brand Name/s	Transgo Performance
StreetFX SKU	trgSK_6T40-A
SFX Item ID	5179829
Supplier Item Code	5179829
Manufacturer SKU	SK 6T40-A
Manufacturer UPC	193564457769
Alternative References	6T40-A, 6T30-45, GEN1

Compatibility

Application Data

Make BUICK
Beginning Year 2013
Ending Year 2017
Transmission Manufacturer Code 6T30
Make BUICK
Beginning Year 2013
Ending Year 2017
Transmission Manufacturer Code 6T40
Make BUICK
Beginning Year 2013
Ending Year 2017
Transmission Manufacturer Code 6T45

Make	BUICK
Model	LACROSSE
Submodel	BASE
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T40
Engine VIN Code	R

Make	BUICK
Model	LACROSSE
Submodel	BASE
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T45
Engine VIN Code	R

Make BUICK
Model LACROSSE
Submodel BASE
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T40
Engine VIN Code 3
Make BUICK
Model LACROSSE
Submodel BASE
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code 3

Make	BUICK
Model	LACROSSE
Submodel	CONVENIENCE
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T40
Engine VIN Code	R

Make	BUICK
Model	LACROSSE
Submodel	CONVENIENCE
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T45
Engine VIN Code	R

Make BUICK
Model LACROSSE
Submodel CONVENIENCE
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T40
Engine VIN Code 3
Make BUICK
Model LACROSSE
Submodel CONVENIENCE
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code 3
Make BUICK
Model LACROSSE
Submodel CX
Beginning Year 2010
Ending Year 2010
Engine Type V6
Liter 3.0
CID 182
Engine Size 3.0L/182
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code G
Make BUICK
Model LACROSSE
Submodel CX
Beginning Year 2010
Ending Year 2011
Engine Type L4
Liter 2.4
CID 145
CC 2384
Engine Size 2.4L/145
Engine Family GM 4-cylinder
Transmission Manufacturer Code 6T45
Engine VIN Code C
Make BUICK
Model LACROSSE
Submodel CX
Beginning Year 2011
Ending Year 2011
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code D
Make BUICK
Model LACROSSE
Submodel CXL
Beginning Year 2010
Ending Year 2010
Engine Type V6
Liter 3.0
CID 182
Engine Size 3.0L/182
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code G
Make BUICK
Model LACROSSE
Submodel CXL
Beginning Year 2011
Ending Year 2011
Engine Type L4
Liter 2.4
CID 145
CC 2384
Engine Size 2.4L/145
Engine Family GM 4-cylinder
Transmission Manufacturer Code 6T45
Engine VIN Code C
Make BUICK
Model LACROSSE
Submodel CXL
Beginning Year 2011
Ending Year 2011
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code D

Make	BUICK
Model	LACROSSE
Submodel	LEATHER
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T40
Engine VIN Code	R

Make	BUICK
Model	LACROSSE
Submodel	LEATHER
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T45
Engine VIN Code	R

Make BUICK
Model LACROSSE
Submodel LEATHER
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T40
Engine VIN Code 3
Make BUICK
Model LACROSSE
Submodel LEATHER
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code 3

Make	BUICK
Model	LACROSSE
Submodel	PREMIUM
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T40
Engine VIN Code	R

Make	BUICK
Model	LACROSSE
Submodel	PREMIUM
Beginning Year	2012
Ending Year	2012
Engine Type	L4
Liter	2.4
CID	145
CC	2384
Engine Size	2.4L/145
Engine Family	GM Gas/Electric hybrid 4-cylinder
Transmission Manufacturer Code	6T45
Engine VIN Code	R

Make BUICK
Model LACROSSE
Submodel PREMIUM
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T40
Engine VIN Code 3
Make BUICK
Model LACROSSE
Submodel PREMIUM
Beginning Year 2012
Ending Year 2012
Engine Type V6
Liter 3.6
CID 217
CC 3564
Engine Size 3.6L/217
Engine Family GM V6
Transmission Manufacturer Code 6T45
Engine VIN Code 3

Loading compatibility information...

Keep shopping

Select Your Vehicle

TransGo Automatic Transmission Valve Body Repair Kits SK 6T40-A SHIFT KIT Kit, 6T30-45 GEN1 SHIFT KIT® Kit

TransGo Automatic Transmission Valve Body Repair Kits SK 6T40-A SHIFT KIT Kit, 6T30-45 GEN1 SHIFT KIT® Kit

Description

Part Type

Specifications

Reference Information

Compatibility

More from Transgo Performance

TransGo Performance Shift Kits SK 6L80 Automatic Kit, 6L80, 6L80E, 6L90, 6L90E, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

TransGo Transmission Cooler Bypass Delete Kits 6R80-CLR-BYPASS Automatic Kit, Aluminum, Fits Gen 1 and 2 Transmissions, 6R60/6R80, Ford V6, Ford Modular V8, Each

TransGo Automatic Transmission Valve Body Repair Kits SK 6R80-G2 SHIFT KIT Kit, 6R80 GEN2 SHIFT KIT® Kit

TransGo Automatic Transmission Valve Body Repair Kits SK 340 Shift Kits, Repair, AW4, A343, A341, A340, Kit

TransGo Automatic Transmission Valve Body Repair Kits SK 6R80-A SHIFT KIT Kit, 6R60-80 GEN1 SHIFT KIT® Kit

TransGo Automatic Transmission Valve Body Repair Kits SK A750-WTA Shift Kits, Repair, AB60F, AB60E, A761E, A760H, A760E, A750F, A750E, Kit