
Replace the worn primary belt with a part designed for BDL transmissions: the BELT DRIVES LTD transmission belt reference BDL-37144-3. Designed for vintage machine enthusiasts and long road trips, it restores the connection between the engine and the primary with a grooved profile suitable for BDL pulleys.
This belt is particularly aimed at owners of large classic Harley motorcycles from the 1980s equipped with BDL drives. It is compatible with BDL primary housings and is useful for models such as the Harley-Davidson FXSB, FXRT, or FXRS 1340 (1984). Ideal during a primary service or preventive maintenance, it offers a direct replacement without modifications to the original BDL components.
Technically simple to install for those who master the removal of the primary, the BELT DRIVES LTD belt meets the expected dimensions to ensure alignment and proper engagement on the pulleys. Manufacturer reference: BDL-37144-3.