TRF421 Drive Belt, replacement part, 116T

The TRF421 Drive Belt 116T is a dedicated replacement part for the drivetrain of the matching TRF421 chassis. Its closed-loop form and evenly spaced inner teeth are made to run around the corresponding pulley path, creating the mechanical link that carries rotation through the transmission during RC use. The 116T specification identifies the belt size for the intended setup and helps maintain the original drive ratio and belt path of the chassis. The black belt material is flexible enough to route through the drivetrain layout while the toothed inner surface is shaped for positive engagement with matching gears or pulleys. This makes the part relevant during routine maintenance, a full rebuild, or the replacement of a worn belt after repeated running sessions. As a single drivetrain component, it is best chosen by the exact designation rather than by appearance alone. In workshop use, the belt fits naturally into service tasks where the transmission is being refreshed or restored to its stated specification. On a race chassis, a correctly matched drive belt helps keep the power system operating through the intended pulley sequence, so the rest of the drivetrain can work as designed.

 

Warning! Not suitable for children under 14 years.