Rear Wheel Bearing And Hub Assembly 521000 Fit Ford Explorer 2002 To 2010, Explorer Sport Trac 2007 To 2010, Lincoln Aviator 2003 To 2005, Mercury Mountaineer 2002 To 2010, 5 Lug Bolt Pattern Replacement Beefed Up Durability

Rear Wheel Bearing and Hub Assembly 521000 for Ford/Mercury
✔️ 1-piece rear hub bearing, 5-lug, 1/2-20 bolts, rear fit

This is a rear wheel bearing and hub assembly designed to restore smooth, quiet rotation for the rear wheels on compatible Ford Explorer family, Explorer Sport Trac, Lincoln Aviator, and Mercury Mountaineer models. It replaces the original hub to support the wheel, bearings, and axle load.

✅ Part No.: 521000
✅ Position: Rear wheel hub assembly
✅ Bolt pattern: 5-lug, flange bolts 1/2-20 (12.7 mm) thread
✅ Fits: 2002-2010 Ford Explorer (rear 4-door), 2007-2010 Explorer Sport Trac (rear), 2003-2005 Lincoln Aviator (rear), 2002-2010 Mercury Mountaineer (rear)
✅ Condition: Brand new, factory-quality replacement

💡 What is a wheel bearing and hub assembly used for?

- It provides the rear wheel with a combined hub and sealed bearing for smooth rotation - It replaces both the hub and bearing in one unit for easier maintenance - It helps reduce wheel play, noise, and vibration during driving - It supports the vehicle's wheel, fasteners, and 5-lug pattern compatibility