Main Bearing Blue for KTM 790/890/990 and Husqvarna 901 - 635300820001

This main bearing (Blue) is a critical engine component designed to ensure smooth crankshaft rotation and optimal engine performance. As a genuine OEM part, it provides the exact fit and durability required for high-performance motorcycle engines.

This bearing is compatible with a wide range of models, including the KTM 790 Duke and Adventure (2018-2020), 890 Duke and Adventure series (2020-2025), and the 990 Duke and RC R (2024-2026). It also fits Husqvarna Norden 901 and Norden 901 Expedition models from 2022-2026.

Engineered to meet strict factory tolerances, this OEM main bearing helps maintain proper oil clearance and reduces friction within the crankcase. Using genuine replacement parts is essential for preserving the longevity and reliability of your engine during high-stress operation.

Professional installation by a qualified technician is recommended when performing internal engine work to ensure correct clearance and seating. Always verify your engine's specific bearing color requirements before installation. Check compatibility list below to see if this part fits your motorcycle model.