Polaris UTV and ATV Wheel Bearings

SuperATV Polaris UTV & ATV Wheel Bearings (Front & Rear) If your ride has started making noise, vibrating, or just doesn’t feel as smooth as it used to, there’s a good chance your wheel bearings are worn out. It’s one of those things you don’t always think about—until it starts affecting every ride. The SuperATV Wheel Bearings are built as a reliable upgrade over stock, giving you smoother rotation, better sealing, and longer life in real-world riding conditions. Whether you're hitting trails, working your machine, or pushing it hard in the mud, these bearings are designed to hold up. Find parts for your machine: Polaris RZR Parts | Polaris Ranger Parts | Polaris Sportsman Parts Shop at RadUTVParts.com — use code RAD5 for 5% off your first order. How do you know if your UTV wheel bearings are bad? Bad wheel bearings on a UTV or ATV typically cause grinding or knocking noises, vibration while driving, and excessive wheel play. Replacing worn bearings restores smooth wheel rotation, improves handling, and prevents further damage to the hub and suspension components. Built for Smooth, Reliable Performance Replacing your bearings with something equal to stock doesn’t really solve anything. That’s why these are built with marine-grade grease and a rubber-coated exterior to keep out water, mud, and debris—two of the biggest causes of premature failure. The result is a smoother ride, less friction in your hub assembly, and a bearing that holds up longer in the kind of conditions most machines actually see. Sealed Against the Elements Off-road environments are tough on components. Water crossings, mud, sand, and dust all work their way into weak points over time. These bearings are designed to create a tighter seal at the hub, helping maintain consistent pressure while keeping contaminants out. That means less maintenance, fewer failures, and more time riding instead of wrenching. Key Features Smooth, friction-free hub movement Rubber-coated exterior for improved sealing Keeps out water, dirt, and sand Marine-grade grease for long-lasting performance Direct replacement for easy installation Available Options Multiple bearing options available depending on your machine: WB-001 – 40mm ID x 72mm OD x 33mm (Front, early RZR 800 models) WB-002 – 44mm ID x 72mm OD x 33mm (Front, most RZR, Ranger, General, and Sportsman models) WB-031 – 40mm ID x 74mm OD x 40mm (Rear, many Ranger, RZR, and Sportsman models) WB-033 – 35mm ID x 64mm OD x 37mm (Front, midsize Ranger, Sportsman, Ace models) Simplified Fitment These wheel bearings fit a wide range of Polaris UTV and ATV models, including: Polaris RZR models (800, 900, XP 1000, Turbo, PRO XP, Trail & S models) Polaris Ranger models (500, 570, 800, 900, XP 1000, Crew, Diesel) Polaris General models (1000, XP 1000, 2-seat and 4-seat) Polaris Sportsman models (400, 500, 570, 850, 1000) Polaris Ace models (325, 500, 570, 900) Note: Fitment depends on bearing size and location (front or rear). Always match your OEM part number or dimensions before ordering. Why This Upgrade Matters Wheel bearings aren’t flashy, but they make a huge difference in how your machine feels. A worn bearing can turn a smooth ride into a noisy, unstable one fast. Upgrading to a better-built replacement like this helps restore that solid, predictable feel—and keeps your machine running the way it should.