3Racing CAC-139B Cactus 2WD Front Shock Shaft - Performance Part  [CAC-139B]

Improve front suspension response on Cactus 2WD with 3Racing CAC-139B

The 3Racing CAC-139B front damper shaft is a focused upgrade for the Cactus 2WD front end. Designed for drivers who want repeatable handling, this component enhances control when running rough terrain or race courses.

Consistent movement and reduced wear

Built to promote steady damper operation, the 3Racing shaft helps the shock cycle smoothly while resisting premature wear. This improves reliability so you spend more time driving and less time servicing.

Plug and play front end improvement

Fitted to the Cactus 2WD family, the shaft installs into the existing shock setup without major modification. Upgrading provides clearer front feedback and better composure over bumps.