



The RENTHAL standard steel sprocket 429 - 520 (manufacturer reference 429--520-10P) is designed for demanding off-road and competition riders. Engineered to fit a 520 transmission, this 10-tooth sprocket features precise machining for reliable chain engagement and controlled wear on muddy or rocky terrains.
This RENTHAL sprocket offers a relevant balance between robustness and performance: finish and machining tolerances ensure precise contact with the chain to minimize friction and preserve the transmission. Ideal for motocross and trial use where reliability and longevity are paramount, it fits many 300cc machines and off-road models.
Common compatibilities: GAS GAS TXT 300 RACING (2025), VERTIGO NITRO WORKS 300 (2024), GAS GAS TXT 300 GP (2025). Choose this sprocket if you are looking for a simple, sturdy transmission part designed by a brand known for its competition components.