ProTaper KTM Rear Black Sprocket - 40 Teeth 105sx Utilizes OEM mounting hardware for

Utilizes OEM mounting hardware for ease of installation

Shot-peened solid rollers and chromized pins help to extend service life

SRS Ring technology enhances chain flexibility and offers smoother operation than standard O-ring chains

KTM 65SX: 1998-2024

ProTaper KTM Rear Black Sprocket - 40 Teeth 105sx Utilizes OEM mounting hardware forRace Spec (RS) Rear Sprockets feature our revolutionary Angled Mud Groove. This exclusive design creates a self cleaning effect during operation, shedding away mud that would otherwise lead to horsepower loss and sprocket wear. With their precise CNC machining and unique layout, these grooves also allow an increase in tooth surface area of up to 40% over competing sprockets. As a result, contact with the chain is significantly improved, leading to a