Our XBK10 size 10 shaft mount reducer bushing kit with a 4-15/16" bore is crafted from high-grade steel alloys to provide an effortless installation and reliable long-term performance. This size 10 bushing kit is designed to work universally with leading gearboxes such as Dodge TXT1005, TXT1009, TXT1015, and TXT1025. Supplied with twin taper bushings, a durable full-length key, and premium hardware, this kit ensures the efficient operation of your size 10 shaft mount reducer. For additional information or to get a quote on our premium size 10 shaft mount gearbox bushing kit with a 4-15/16" bore, contact our customer service team and we will gladly assist you!