KTM Lock Washer for 990 Duke/RC R - A64033031000

This is an OEM KTM lock washer designed to secure fasteners in the transmission countershaft assembly. It prevents loosening due to vibration and ensures reliable performance in high-stress conditions.

Compatible with 2024-2026 KTM 990 DUKE (black/orange, EU/US), 990 DUKE R (EU/US, including white 2025 US), and 990 RC R (black/orange, EU/US). This is a direct OEM replacement for part number A64033031000 across these models.

Made to KTM's exact specifications for durability and precise fit. Ideal for maintenance or rebuilds on these high-performance street bikes.

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