About this product
Brand: TransGo Performance
Type: Shift Kit
Interchange Part Number: T34171
Manufacturer Part Number: 400-PRO
Country/Region of Manufacture: United States
Universal Fitment: Yes
Vintage Part: No
Performance Part: Yes
TH400 3L80 Valve Body Shift Reprogramming Kit™
With Gear Command™
Features:
- Automatic shift
- Street or full-race
- Holds 1st and 2nd to any RPM
- Back-shifts to 2nd and 1st at any RPM
- Tow&Go™, competition, pro-race, heavy duty, show-off
- Awesome capacity with adjustable shift timing and feel
Also Includes:
- (2) different size 1-2 shift valves
- Direct clutch high rate return springs
- Heavy duty intermediate pressure plate snap ring
- 3rd clutch dual feed separator plate
- Shift feel and calibration components
- 2-3 aluminum accumulator piston
Description supplied by MaxxIndustries through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.






