Main Frame 505S3 for KTM 125 SX and 150 SX 2019-2021 - 5050300100033

This main frame, designated as 505S3, serves as the structural backbone of your motorcycle, providing the necessary rigidity and mounting points for all major components. As a genuine OEM part, it ensures a perfect fit and maintains the original handling characteristics and safety standards of your bike.

This frame is specifically designed for KTM 125 SX and 150 SX models, covering the 2019, 2020, and 2021 production years for both US and EU specifications. It is a direct replacement component engineered to meet the exact factory requirements for these specific motocross machines.

Constructed from high-grade materials to withstand the rigors of competitive racing, this frame offers optimal strength-to-weight performance. Replacing a damaged frame with this authentic OEM unit restores the structural integrity and alignment of your motorcycle.

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