Cometic Gasket · New
Cometic 99-16 Yamaha YZ250 Oil Seal Kit
MPN C7507OS · Store SKU cgsC7507OS
Supplier stock checked 11/7/2026, 5:31:40 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Yamaha 1999+ YZ250, 2016+ YZ250X Oil Seal Kit Complete set of seals to rebuild crankshafts.
Manufacturer fitment & guides
Check C7507OS against the manufacturer’s application information below.
Part-specific notes
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