Radtec RAD-BEL-20003 Low Friction White Rear Drive Belt S3M189 Stock Chassis Fitment  [RAD-BEL-20003]

Radtec RAD-BEL-20003 belt for consistent drivetrain action

The Radtec RAD-BEL-20003 Low Friction White Rear Drive Belt (S3M189) is intended for stock RC platforms such as T4, BD8SV, A800, IF14, and Destiny. It helps maintain steady power transfer and keeps drivetrain movements smooth for session after session.

Chassis compatibility overview

Made to suit a range of popular stock chassis, this belt is a practical replacement option when you need to restore correct belt tension or swap out a fatigued item. The fit is designed to match the listed models.

Why low friction matters

By reducing friction, the belt lowers stress on gears and bearings, which helps extend component life and keeps handling predictable. The construction focuses on stability and consistent engagement under load.