55 HP Rotary Mower Gearbox - Smooth Input Shaft

Replace worn or damaged gearboxes on your rotary mower with this complete 55 HP rated gearbox assembly featuring a smooth input shaft. Designed for medium duty rotary cutter applications requiring reliable power transmission and long service life.

Built with heavy duty cast construction for reliable strength and impact resistance in demanding rotary mowing operations. Features a smooth input shaft (for keyed PTO connection) and a splined output shaft for blade mounting. The 90-degree gear reduction design efficiently transfers power from the horizontal PTO input to the vertical blade shaft output. Rated for 55 HP operation, this gearbox is ideal for 5-6 ft. rotary cutters and medium duty agricultural applications.