B&M 20297 Kickdown Switch Kit For TH400 Transmission

For GM TH400 transmission

PART# 20297

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$72.68   Suggested Retail
$65.41   Your Price
Estimated shipping date: 05/14/2021
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When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission's kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.


  • Prevents Part Throttle Kickdown
  • Over 65 Years of B&M Quality
  • Quick and Easy Installation
  • Allows High Speed Cruise
  • Cruise In Overdrive

Product Attributes

Emission Code5
Product TypeKickdown Kits
California Proposition 65 RequiredNo
Part Number20297



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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    Some parts are not legal for use in California or other states with similar regulations.