If you're dealing with front differential issues on your Polaris RZR 800 EFI (2008-2014), this Caltric sprague roller kit is exactly what you need to get back on the trails! This kit includes 1 roller cage and 20 rollers designed specifically for Polaris models – and it fits a huge range of vehicles beyond just the RZR. We're talking ACE 570, Ranger 1000, Scrambler, Sportsman, and many more from various years. Caltric is one of the largest powersports parts suppliers in the country, so you know you're getting a quality replacement that meets or exceeds OEM standards. Installation is straightforward if you're familiar with differential work, and this kit helps restore proper engagement and performance in your front diff. No more slipping, grinding, or failure when you need 4WD the most. Whether you use your Polaris for work, play, or serious off-roading, this roller kit ensures reliable operation and extends the life of your differential. The parts are built to withstand tough conditions and provide smooth, consistent performance. Don't let a worn-out sprague assembly leave you stranded – keep this kit on hand for maintenance or use it to fix existing issues. It's a cost-effective solution compared to buying a whole new differential, and it's trusted by mechanics and DIY enthusiasts alike. Always double-check your specific model and year against the detailed compatibility list to ensure a perfect fit. With this kit, you can tackle rocky paths, muddy fields, and steep inclines with confidence knowing your front differential is in top shape.