Yamaha F250 4-Stroke Lower Unit | SE422 | 20″ 25″ 30″ Shaft

Restore your engine’s peak performance with this Premium Aftermarket Replacement gearcase, engineered to solve the high cost of OEM repairs without sacrificing heavy-duty reliability. Designed as a direct-fit solution for Yamaha F250 4-Stroke engines, this unit ensures you spend more time on the water and less time in the shop.

Saltwater & Freshwater Ready: Features a water-cooled bearing carrier and dual intakes for superior cooling in any environment.

Offshore Reliability: Built to handle the high-torque demands of 250HP outboards.

Ready to Run: Arrives fully assembled and pre-filled with premium gear lube for immediate installation.