Unrivaled Material Quality and Durability：Crafted from premium 6061 aviation - grade aluminum, our Wheel Bearing Greaser showcases remarkable corrosion resistance and unbeatable strength, standing firm against deformation. The HNBR - made seal ensures unwavering reliability over extended use, promising a lifespan far beyond the ordinary.​ Broad - Spectrum Compatibility：Engineered with precision, this greaser is a perfect fit for the vast majority of Polaris UTV and ATV models. Whether you own a Sportsman 500, 850, 1000XP, RZR 570, 800, XP 900, XP 1000, Ranger 570, 800, 900, or any vehicle in the Sportsman, Scrambler, and Ranger Crew line - ups, it's an indispensable addition to your toolkit.​ Incredibly Easy Installation and Use：Featuring a dual O - ring sealing mechanism, it traps grease securely within the bearing. Installation is a walk in the park, allowing you to grease bearings without the hassle of complete disassembly. Mountable on both front and rear wheels, it eliminates the need to remove the axle, saving you precious time.​ Superior Functionality：UTV and ATV bearings commonly succumb to water, dust, sand, and insufficient lubrication. Our greaser tool steps in to not only replenish the vital grease but also purge contaminants, maintaining smooth operation and warding off premature wear.​ Ingenious Design：The knurled surface treatment offers an enhanced grip, reducing slippage and simplifying insertion and removal. Equipped with two sets of grease nipples and seals, it's designed for effortless handling and removal, all without the need to remove the hub or bearing carrier assembly during the greasing process.