Turbo 400 Close Ratio Gearsets

Reinventing the three speed automatic racing trans.

The wait is over.

Achieve ultra close ratio Turbo 400 ratios that rival those of a manual transmission with a new close ratio gearset from ATD.

Available in 1.66/1.34/1:1 (1st/2nd/3rd) or 1.60/1.31/1:1 (1st/2nd/3rd).  These brand new for 2015 gearsets must also be paired with a special billet aluminum center support for proper function and internal clearance.

Close ratio Turbo 400 gearsets from Automatic Transmission Design
Close ratio Turbo 400 gearsets from Automatic Transmission Design.

Contact us today to learn how this innovative new product can put you in the winners circle!

Other aftermarket gearset ratios are also available, the most popular options are:

  • 2.10/1.40/1:1
  • 1.95/1.34/1:1
  • 1.86/1.31/1:1

We will work with you to determine the most appropriate options to achieve the best possible results for your combination and budget.

ATD – We Build Winners.

Turbo 400 Close Ratio Gearsets

Leave a Reply

Your email address will not be published. Required fields are marked *