National 107-DD Drive Shaft Center Support Bearing - Front, Front Inner or Front Outer

Overview of National 107-DD Drive Shaft Center Support Bearing

The National 107-DD Drive Shaft Center Support Bearing is engineered to provide reliable support and smooth operation for drive shafts in various vehicle models. Designed with precision, this bearing ensures optimal performance for Chevrolet, Chrysler, Dodge, Geo, Mitsubishi, Pontiac, Suzuki, and Volvo vehicles.

• Single row radial ball bearing design for efficient load handling
• Inner race bore diameter of 1.378 inches (35 mm) for precise fitment
• Outer race outside diameter of 2.441 inches (62 mm) ensuring durability
• Width of 0.551 inches (14 mm) for compact and secure installation
• Compatible with multiple models including Chevrolet 240, Dodge Ram 50, Mitsubishi Montero, and more

Technical Specifications and Design Features

The 107-DD bearing features a single row radial design that supports radial loads effectively, making it suitable for drive shaft applications. The inner race bore measures 1.378 inches (35 mm) with a radius of 0.040 inches (1.02 mm), providing a precise fit around the drive shaft. The outer race has an outside diameter of 2.441 inches (62 mm) and matches the inner race width of 0.551 inches (14 mm), ensuring balanced load distribution and stability during operation. This ball bearing is part of the National 100 series and classified as type A-7, reflecting its specific engineering standards.

Compatible Vehicles and Applications

This drive shaft center support bearing is compatible with a range of vehicles, including Chevrolet models like the 240 and 780, Chrysler's Imperial and New Yorker, Dodge's Power Ram 50 and Ram 50, Geo Firefly, Mitsubishi Montero and Montero Sport, Pontiac 740 and 745, Suzuki Sprint, and Volvo 740 and 760. The part number 107-DD is designed to meet the exact specifications required for these models, ensuring proper fit and function.

Common Issues Addressed by the 107-DD Bearing

• Eliminates excessive drive shaft vibration and noise
• Prevents premature wear of drive shaft components
• Reduces risk of drive shaft misalignment
• Improves overall drivetrain stability and performance
• Supports smooth rotational movement under load

Installation Notes and Tips

When installing the National 107-DD Drive Shaft Center Support Bearing, ensure the drive shaft is clean and free of debris. Proper alignment is critical to avoid uneven wear or premature failure. Use appropriate tools to press the bearing into place without damaging the races or seals. Verify that the bearing is securely seated and rotates smoothly before reassembling the drive shaft components.

Quality Assurance and Warranty

National bearings are manufactured to meet stringent quality standards, ensuring durability and reliable performance. The 107-DD Drive Shaft Center Support Bearing undergoes rigorous testing to comply with industry specifications. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product's longevity and function.