1、Fitment: Fit for TRX450ER 2006‑2014 Electric Start; Fit for TRX450R 2004‑2009. Standard OEM specifications, ensuring a perfect match with applicable models and providing reliable performance. 2、OEM Number: 90308 HB9 000, 43127 HA2 000, 90307 HA2 000, 90652 HA2 000 are the reference part numbers. Please double check the part number of your item to ensure perfect fit. 3、Provide Security: The axle lock jam sleeve nut kit ensures that the axle is stable and secure, preventing accidents caused by loose wheels. This will increase riding safety and provide a better driving experience. 4、Full Kit: Axle lock jam sleeve nut bolt clip assembly contains all the parts needed such as the axle locking sleeve, nut, bolt and clip assembly. Meet the replacement or repair needs. 5、Durable Material: The parts of this kit are all made of metal materials with good strength and durability, which can withstand intense use in different terrains and environments.