Rear Sprocket 40 Teeth for KTM 50 SX 2013-2026 - 45210151040C1

This is an OEM rear sprocket with 40 teeth, designed for the rear wheel drive system on 50cc mini motocross bikes. It ensures smooth power transfer from the chain to the wheel, providing reliable performance in competitive riding conditions.

Compatible with KTM 50 SX (2013-2026 including Factory Edition and Mini variants, EU/US), Husqvarna TC 50 (2016-2026 including Mini, EU), and GASGAS MC 50 (2021-2026, EU). Fits all listed models from 2013 onwards, serving as a direct OEM replacement for the rear sprocket in the rear wheel assembly.

Made to exact OEM specifications for durability and precise gear engagement. Ideal for maintaining optimal chain alignment and sprocket ratio on youth motocross bikes.

Installation involves removing the rear wheel, detaching the old sprocket with bolts, and securing the new one using the provided hardware. Torque bolts to manufacturer specs to prevent loosening during use.

Check compatibility list below to see if this part fits your motorcycle model.