Kickdown Switch Kit For TH400 Transmission

Kickdown Switch Kit

PART# 20297

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$67.82   Suggested Retail
$54.94   Holleydays Price
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Fits GM Turbo-Hydramatic 400 automatic transmissions


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.


  • Quick Installation
  • Prevents Part Throttle Kickdown
  • Cruise In Overdrive
  • Allows High Speed Cruise


California Proposition 65 RequiredNo
Emission Code5
Instructions IncludedYes
Product TypeAutomatic Transmission Kickdown
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.

In The Box

In The Box

  • Switch
  • knob
  • spring
  • washers and hardware

Tech Resources

Fits GM Turbo-Hydramatic 400 automatic transmissions



    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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

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