Boss Bearing Y-ATV-ARM-1001 16 A Arm Bushings Warrior 350 90381-15088-00 1989-2004 Replaces Yamaha Part Number 90381-15088-00 Kit Contains: (16) Precision Nylatron Polyamide Bushings These bushings feature an impressive 20% higher tensile strength than Delrin Bushings feature a tapered end for easy installation and are self-lubricating for longer wear