
PBR Steel C45 Standard Sprocket 4507 - 520
Designed by PBR, a brand recognized for its experience in competition, this 43-tooth steel C45 sprocket meets the expectations of demanding riders. Intended for 520 pitch transmissions, it comes in a black finish and in a standard version for reliable replacement on motocross and roadster bikes.
The sprocket is manufactured according to a strict industrial process to ensure precise tooth geometry and durability suitable for trail or road use. Ideal for original replacement or refurbishment after wear, it installs on compatible 520 swingarms without major modifications.
Common mounting examples: GAS GAS SM 700 (2026), KTM 690 SMC R (2026), TRIUMPH TF 250āX (2026). Choose this PBR sprocket if you are looking for a robust and easy-to-install part to restore good chain performance and endurance suitable for your rides.