Serpent 904127 Rear Belt Tensioner Shaft Set for 977E - Set of 2  [SER904127]

Rear Belt Tensioner Shafts Optimized for Serpent 977E

Upgrade your Serpent 977E with this precision rear belt tensioner shaft set. Designed for the rear assembly, the pair helps keep belt tension steady and supports smoother drivetrain operation for racers who need repeatable results on the circuit.