Deep Groove Ball Bearing 6304 for KTM 390/Husqvarna 401 - J625063040

This is an OEM deep groove ball bearing 6304 (J625063040) used in the engine case and main shaft transmission assembly. It provides smooth rotation and reliable support for rotating components under high loads. Essential for maintaining engine performance and longevity.

Compatible with KTM 390 Duke, RC 390, Adventure, Enduro R, SMC R (2013-2026), KTM 250 Duke, Adventure (2015-2024), and KTM 250 Adventure (2020-2024) across various colors, regions (EU, US, GB, RW, etc.), and variants including B.D., nHD, IKD, and ABS models. Also fits Husqvarna Svartpilen 401, Vitpilen 401 (2018-2026), and Svartpilen 250 (2020-2023) in all listed configurations.

Precision-engineered for KTM and Husqvarna engines with deep groove design for reduced friction and high-speed capability. Direct OEM replacement ensures perfect fit and durability in demanding powersports conditions.

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