GASGAS Rear Sprocket 51T for MC/EX 125-450F 2021-2026 - A5401005105101

This is an OEM rear sprocket with 51 teeth (51-T), designed for reliable power transfer from the chain to the rear wheel in off-road motorcycles. It ensures smooth operation and optimal gearing for motocross and enduro riding. Direct replacement for GASGAS models.

Compatible with 2026 GASGAS MC 125, MC 250, MC 250F (AR), MC 250F IKD (AR), MC 450F; 2025 GASGAS ES 350 (US), ES 500 (US), MC 125, MC 150, MC 250, MC 250F (AR), MC 350F, MC 450F; 2024 GASGAS ES 350 (US), ES 500 (US), EW 500F (US), MC 125, MC 250 (EU), MC 250F, MC 250F IKD, MC 350F (EU), MC 450F (EU); 2023-2021 GASGAS EX/MC 125-450F models including EX 250F, EX 350F, EX 450F (US), MC 125, MC 250F, MC 350F (EU) and BT/IKD variants.

Made from high-strength steel for durability under extreme conditions. Precise tooth profile minimizes chain wear and slippage. Ideal for maintaining factory gearing specs.

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