
PROX Crankshaft Oil Seal 20x37x7mm — manufacturer reference 41.1-KZ3861. This individual replacement part is designed for sealing the crankshaft exit on off-road machines. Designed for motocross practices, this oil seal performs the essential function of separating engine oil from the outside of the casing to preserve the mechanics during sporting sessions.
Ideal for maintenance and engine repair operations after crankshaft disassembly or in case of oil leaks. This oil seal is intended for riders looking for a replacement part suited to the demands of the terrain (mud, vibrations, jumps). Before installation, check the reference and dimensions to ensure compatibility with your machine.
Main compatibilities:
Replace the worn oil seal to maintain engine health and avoid incidents related to oil leaks. An essential part for any engine maintenance in preparation for outings or competitions.