Moog 446 Universal Joint

Moog Universal Joint for Nissan D21 and Pathfinder

The Moog 446 Universal Joint is engineered to provide reliable driveline performance for Nissan D21 and Pathfinder models. Designed with precision, this U-joint ensures smooth power transfer and durability in demanding driving conditions.

• Compatible with Nissan D21 and Pathfinder vehicles
• Part number 446 for accurate replacement
• Features 4 grooved round bearing caps for secure fitment
• Non-greaseable design for maintenance-free operation
• Bearing cap diameter of 1.063 inches (27.0 mm) on both axes
• Length measurements: 1.93 inches (49.0 mm) on both axes

Technical Specifications and Design Details

This Moog universal joint (part number 446) is constructed with four grooved round bearings, providing a stable and precise connection within the driveline assembly. The bearing caps measure 1.063 inches (27.0 mm) in diameter on both axis 1 and axis 2, ensuring compatibility with the original equipment specifications for Nissan D21 and Pathfinder models. The length from outside groove to outside groove is 1.93 inches (49.0 mm), matching OEM dimensions for proper fit and function. The non-greaseable design reduces maintenance requirements while maintaining reliable operation under typical driving conditions.

Applications and Problem Solving

• Replaces worn or damaged universal joints in Nissan D21 and Pathfinder drive shafts
• Addresses driveline vibrations caused by failing U-joints
• Eliminates clunking noises during acceleration or deceleration
• Prevents drivetrain binding and uneven power transfer
• Restores smooth rotational movement in the vehicle’s driveline

Installation Notes and Tips

When installing the Moog 446 universal joint, ensure the bearing caps are properly seated in the yoke grooves to avoid premature wear. Since this U-joint is non-greaseable, verify that the seals are intact to prevent contamination. It is recommended to inspect the drive shaft and related components for wear or damage during replacement. Proper alignment and torque specifications should be followed according to Nissan service guidelines for the D21 and Pathfinder models.

Quality Assurance and Warranty

Moog universal joints are manufactured to meet or exceed OEM standards for fit, form, and function. The 446 U-joint undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Moog typically offers coverage against defects in materials and workmanship, providing confidence in the product’s reliability for Nissan D21 and Pathfinder driveline repairs.