Timken LM300849 Manual Transmission Differential Bearing

Overview of Timken LM300849 Manual Transmission Differential Bearing

The Timken LM300849 is a precision-engineered manual transmission differential bearing designed for reliable performance in a range of vehicles including Audi, Mercedes-Benz, Nissan, and Volkswagen models. This bearing supports smooth differential operation by maintaining proper alignment and reducing friction within the transmission system.

• Inside diameter of 1.614 inches (40.99 mm) for accurate fitment
• Cone width options of 0.709 inches and 18.00 mm for optimal load distribution
• Compatible with multiple manual transmission differentials across various makes and models
• Manufactured by Timken, a trusted name in automotive bearing technology
• Part number LM300849 ensures precise identification and fit

Technical Specifications and Design Details

The Timken LM300849 manual transmission differential bearing features an inside diameter of 1.614 inches (40.99 mm), which is critical for fitting securely onto the differential shaft. The bearing includes cone widths measured at 0.709 inches and 18.00 mm, providing the necessary surface area to evenly distribute loads and reduce wear during operation. Although the cone radius is listed as zero, the bearing’s design ensures proper seating and alignment within the transmission assembly. These specifications make it suitable for use in a variety of manual transmission systems found in vehicles such as the Audi A4 Quattro, Mercedes-Benz 300SE, Nissan Pathfinder, and Volkswagen Golf.

Compatible Vehicles and Applications

This Timken LM300849 bearing is compatible with manual transmission differentials in a broad range of vehicles. Notable compatible makes include Audi, Dodge, Maserati, Mercedes-Benz, Mitsubishi, Nissan, Porsche, Saab, Suzuki, and Volkswagen. Specific models supported include Audi 80 Quattro, 100 Quattro, A4 Quattro, and A6 Quattro; Mercedes-Benz 300D, 300SE, 380SEL, and 560SEL; Nissan Pathfinder and Xterra; Volkswagen Golf, Jetta, and Passat, among others. This compatibility ensures that the LM300849 bearing can be used for maintenance or repair of manual transmission differentials in these vehicles.

Common Issues Addressed by This Bearing

• Excessive differential noise due to worn or damaged bearings
• Transmission vibration caused by misaligned or failing differential components
• Premature wear of differential gears from inadequate bearing support
• Reduced drivetrain efficiency resulting from increased friction
• Potential transmission failure due to bearing seizure or breakdown

Installation Notes and Tips

Proper installation of the Timken LM300849 bearing is essential for optimal performance. Ensure the bearing is clean and free of debris before installation. Use appropriate tools to press the bearing onto the differential shaft without applying excessive force that could damage the bearing surfaces. Verify the bearing’s inside diameter matches the shaft specifications of the vehicle’s differential. It is recommended to inspect related transmission components for wear during installation and replace any damaged parts to maintain system integrity.

Quality Assurance and Warranty Information

Timken bearings are manufactured to meet stringent quality standards, ensuring durability and reliable operation in demanding automotive environments. The LM300849 manual transmission differential bearing undergoes rigorous testing to confirm dimensional accuracy and material integrity. While specific warranty details may vary, Timken typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms related to this part number.