
WĆSSNER Crankshaft Bearing and Seal Kit (manufacturer reference OSK431817): the essential kit for restoring the sealing and support of the crankshaft on your dirt bike. This kit includes the main bearings and the necessary seals for reassembling the crankshaft, designed according to OEM quality standards to replace worn parts and minimize the risk of oil leaks around the engine bearing.
Designed for the Cross universe, this kit is particularly suitable during an engine overhaul or when replacing sealing and rotating support parts. It is aimed at both track mechanics and demanding DIY enthusiasts.
Examples of compatible models: KAWASAKI KX 85 II (2026 - 85 cc), KAWASAKI KX 85 I (2026 - 85 cc), KAWASAKI KX 65 (2026 - 65 cc). Please check your machine's manufacturer reference before ordering to confirm compatibility. An essential part for achieving a clean engine, free from oil loss, and ensuring smooth riding on trails and in competition.