NSK STFR33-6G5U42UR Differential Pinion Bearing - Rear Outer

Overview of NSK Differential Pinion Bearing STFR33-6G5U42UR

The NSK Differential Pinion Bearing STFR33-6G5U42UR is engineered for reliable driveline performance in select Lexus and Toyota vehicles. Designed to meet precise specifications, this bearing supports smooth differential operation in models such as the Lexus LX470, LX570, and Toyota Tundra.

• Inside diameter: 33 mm
• Outside diameter: 72 mm
• Kit includes 1 cup and 1 cone
• Part number: STFR33-6G5U42UR
• Compatible with Lexus LX470, LX570, and Toyota Tundra

Technical Details and Specifications

This NSK differential pinion bearing features a 33 mm inside diameter and a 72 mm outside diameter, ensuring a precise fit within the differential assembly. The kit contains one cup and one cone, which are essential components for proper bearing installation and function. The part number STFR33-6G5U42UR corresponds specifically to this bearing set, designed to maintain optimal pinion gear alignment and reduce friction within the differential.

Compatible Vehicles and Applications

This differential pinion bearing is compatible with the following vehicles:

• Lexus LX470
• Lexus LX570
• Toyota Tundra

It is intended for use in the driveline and axle assemblies of these models, providing support for the differential pinion gear and contributing to drivetrain stability and performance.

Common Issues Addressed by This Bearing

• Excessive differential noise due to worn bearings
• Vibration or roughness in the driveline
• Premature wear of differential gears
• Reduced differential efficiency and increased friction
• Potential pinion gear misalignment

Installation Notes and Tips

Proper installation of the NSK differential pinion bearing requires careful handling of the cup and cone components. It is recommended to use appropriate bearing press tools to avoid damage. Ensure the bearing is seated correctly to maintain pinion gear alignment and prevent premature wear. Always verify fitment with the vehicle’s service manual for torque specifications and installation procedures.

Quality Assurance and Warranty

NSK manufactures this differential pinion bearing to meet industry standards for durability and performance. While specific warranty details may vary, NSK products typically come with a limited warranty against manufacturing defects. Using genuine NSK parts like the STFR33-6G5U42UR helps maintain the integrity of your Lexus or Toyota driveline system.