Motorcycle Front Sprocket For Kawasaki KX250F 2006-2017 KX250 2020-2025 KX250X Compatible with Kawasaki KX250F 2006-2017, 4-Stroke KX250 KX252 2020-2025 KX250X offroad motocross bikes Standard 520 chain pitch with 13 tooth design delivers stronger low-end torque for muddy rough track terrain Hardened tensile material provides superior wear resistance under harsh motocross racing conditions CNC machined tooth profile enables seamless chain meshing to avoid slipping extend chain life Exact dimensions support direct bolt-on installation without extra or