Rear Sprocket 42 Teeth for KTM 50 SX 2009-2026 - 45210151042C1

This is an OEM rear sprocket with 42 teeth, designed for the rear wheel of mini motocross bikes. It ensures smooth power transfer from the chain to the wheel, providing reliable performance under racing conditions.

Fits KTM 50 SX (EU/US 2014-2026 including SX Mini, SXS, Factory Edition), Husqvarna TC 50 (EU 2017-2026 including TC 50 Mini), and GASGAS MC 50 (EU 2022-2026). Compatible from 2009 onwards for select 50cc models across these brands. Direct replacement for OEM part number 45210151042C1.

Made from high-strength steel for durability and wear resistance. Precisely engineered to match factory specifications for optimal chain alignment and gearing.

Installation requires removing the rear wheel and chain. Use proper torque specs for mounting bolts to prevent slippage.

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