5th Gear Idler Gear 19 Teeth for KTM 125/150 SX - 50533005000

This is an OEM 5th gear idler gear with 19 teeth for the main shaft in the transmission. It ensures smooth gear shifting and reliable power transfer in high-performance off-road motorcycles. Direct replacement for KTM, Husqvarna, and GASGAS models.

Compatible with 2026 KTM 125 SX (EU/US), Husqvarna TC 125 (EU/US), GASGAS MC 125; 2025 KTM 125 SX (EU), 125 XC (US), 150 SX (EU), Husqvarna TC 125 (EU/HERITAGE), TC 150 (EU/HERITAGE), GASGAS MC 125/150; 2024 KTM 125 SX (EU), 125 XC (US), Husqvarna TC 125 (EU), GASGAS MC 125; 2023-2022 similar models including KTM 125/150 SX, Husqvarna TC 125/125 HERITAGE, GASGAS MC 125/BT; 2021-2020 KTM 125/150 SX (EU/US), Husqvarna TC 125 (EU), GASGAS MC 125 (EU); 2019 KTM 125/150 SX (EU/US), Husqvarna TC 125 (EU).

Precision-engineered for durability under racing conditions. Check markings when ordering transmission gears to ensure exact fit.

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