Rotary 17807 Spindle Assembly is a direct replacement for Bobcat part 4171231, engineered for ZT3000 and ZT3500 Zero Turn mowers. This OEM-equivalent component ensures reliable blade engagement and smooth operation on your commercial-grade equipment. Built to factory specifications, it delivers the durability and precision fit that professional landscapers depend on for consistent cutting performance. 

Replaces
BOBCAT_RANSOMES: 4171231, 4115850, 4165023