January 05, 2022
Improve TH400 Performance, Consistency & Safety with the Smart-Tech Drum Module
Presented by Sonnax
When drag racing a GM TH400 transmission it’s critical to upgrade the forward and direct drums. The key is not only stronger, more durable parts, but improving efficiency for better performance, consistency and safety. Watch this video to learn about OE drum design flaws and how to overcome them with the Sonnax Smart-Tech drum module — the first and only upgrade to optimize Turbo 400 drum function with a unique configuration of both lighter and stronger components.
Learn More
December 07, 2022
How to Assemble & Install the TH400 Smart-Tech Drum Module
October 21, 2022
FAQs About the TH400 Smart-Tech Drum Module
Related Units
Related Parts
While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time.