Chainsaw crank oil seals – Compatible with MS170, MS180, MS210, MS230, MS250 (017, 018, 021, 023, 025) – Pack of 4

Highly watertight fit: Precision edge treatment, perfectly fitted to the shaft and cavity, effectively preventing oil leaks. High temperature resistance and aging resistance: It can withstand the high operating temperature of the engine, stable operation over a wide temperature range, and no hardening or cracking after long-term use. Tear-resistant and high toughness: Resistant to stretching and tearing, suitable for the vibration and bumpy working environment of lawnmowers, not easily damaged. Precise dimensional tolerance: High precision in inner diameter, outer diameter, and thickness, no gaps during installation, ready for immediate use. Universal multi-model fit: Size specifications match mainstream models, easy to replace without modification. Part number: 9638 003 1581 Package includes: 2 x crankshaft oil seals