ATV Pinion Bearing HK4520 (45x52x20mm)

HK4520 ATV Pinion Bearing 45x52x20mm - single unit
✔️ 45mm ID x 52mm OD x 20mm wide sealed ball bearing

The HK4520 pinion bearing is a rear-drive replacement used on Suzuki ATVs. It's a direct fit for LT-F250 Ozark Quadrunner rear (2002-2008) and LT-Z250 Quadsport rear models, delivering smooth rotation and dependable performance in the drivetrain.

✅ 45 mm ID / 52 mm OD / 20 mm width
✅ Sealed ball bearing design for durability and low maintenance
✅ Fits Suzuki LT-F250 Ozark Quadrunner rear (02-08) and LT-Z250 Quadsport rear (04-08)
✅ Package: single bearing HK4520

💡 What is an ATV pinion bearing used for in the drive train system?

Handy explanation: It supports the pinion gear to keep proper alignment and reduce wear in the drive train.

- Handy replacement for Suzuki ATV rear drive pinion bearing HK4520 - Helps maintain precise gear mesh and smooth RPM across ranges - Improves longevity in drive trains with proper seals and spacers - Ideal for maintenance and preventive upkeep of rear drive assemblies