GSP 663293 Wheel Bearing and Hub Assembly - Rear

Overview of GSP New Wheel Bearing and Hub Assembly 663293

The GSP New Wheel Bearing and Hub Assembly 663293 is engineered for reliable performance in Subaru Legacy and Outback models. Designed to meet precise specifications, this assembly supports smooth wheel rotation and integrates with the vehicle's ABS system.

• Wheel stud quantity: 4 for secure wheel mounting
• Hub pilot diameter: 56 mm ensuring proper fitment
• Flange offset: 65.5 mm for accurate wheel positioning
• Flange diameter: 124 mm compatible with OEM standards
• Bolt circle diameter: 100 mm matching factory bolt pattern
• ABS tone ring with 48 teeth for precise anti-lock braking system operation
• Ball bearing type, Generation 3 for durability and smooth rotation
• Bolt thread pitch: M12x1.25 for correct fastener engagement
• Inside spline quantity: 25 for proper axle shaft connection
• Bolts included for installation convenience

About the GSP New Wheel Bearing and Hub Assembly Line

The GSP New Wheel Bearing and Hub Assembly product line focuses on delivering components that meet or exceed OEM specifications. This line emphasizes compatibility with vehicle ABS systems, incorporating encoder-type sensors and tone rings to maintain factory safety features. The assemblies are designed for straightforward replacement and long-term reliability in driveline and axle applications.

Detailed Product Description

This wheel bearing and hub assembly is specifically designed for Subaru Legacy and Outback vehicles, ensuring a precise fit with a 56 mm hub pilot diameter and a 100 mm bolt circle diameter. The assembly features a 4-stud configuration and a flange offset of 65.5 mm, which aligns with the original equipment to maintain proper wheel alignment and handling characteristics. The integrated ABS tone ring with 48 teeth works with the vehicle's encoder-type anti-lock braking system to provide accurate wheel speed data, essential for safe braking performance. The ball bearing design, classified as Generation 3, offers improved durability and smooth operation under various driving conditions. Additionally, the included bolts with an M12x1.25 thread pitch facilitate secure installation.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings causing noise or vibration
• Restoring ABS functionality affected by faulty tone rings or sensors
• Correcting wheel play or looseness due to hub assembly wear
• Addressing uneven tire wear linked to hub misalignment
• Improving wheel rotation smoothness and driveline stability

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify the compatibility of the GSP New Wheel Bearing and Hub Assembly 663293 with your Subaru Legacy or Outback model year. Clean the mounting surface thoroughly to prevent contamination. Torque all bolts to manufacturer specifications, paying close attention to the M12x1.25 thread pitch bolts included with the assembly. Confirm ABS sensor connections are properly seated to maintain system functionality.

Quality Assurance and Warranty

GSP wheel bearing and hub assemblies undergo rigorous quality control to meet industry standards. The Generation 3 ball bearing design reflects advancements in durability and performance. While specific warranty details are not provided here, GSP products typically come with manufacturer-backed warranties to ensure reliability and customer confidence.