Central Drive Shaft 79mm long is manufactured from world-renowned HUDY Spring Steel and features 2.5mm drive pins for maximum drivetrain efficiency. The drive shafts are some of the world s thinnest yet most durable drive shafts used in electric off-road cars. Hardened with a proprietary hardening process, the drive shafts provide unbeatable lifespan and reliability. The safety collar on the front driveshaft secures the pin, while the ball bearing captures the pin in rear axles, both preventing the pin from coming lose during a run Fits XB4\'21
