Moog 399 Universal Joint

MOOG 399 Universal Joint for Driveshaft Repair

Restore smooth driveline operation with the MOOG 399 universal joint. Built with premium materials and tested for dependable performance, this greaseable U-joint is made for service on Mitsubishi, Dodge, Chrysler, Plymouth, and Nissan driveline applications where precise fit and consistent movement matter.

Key Features

• Part number: MOOG 399
• Universal joint with 4 round plain bearings
• Greaseable design with a regular lube fitting in the cross
• Bearing cap diameter: 0.985 in. / 25.0 mm
• Length: 3.01 in. / 76.4 mm on both axes, measured outside bearing to outside bearing
• OE series reference: Mitsubishi
• Cross-references Four Seasons 20222 and GMB 220-0088 for the same application

Detailed Description

The MOOG 399 universal joint is engineered for driveshaft service where accurate bearing fit and reliable articulation are required. Its 4 round plain bearing design, 0.985-inch bearing caps, and 3.01-inch span help support proper driveline alignment in applications such as the Nissan Pathfinder, Mitsubishi Montero, Mitsubishi Mighty Max, Dodge Ram 50, and related vehicles. The greaseable cross allows routine lubrication through the fitting in the cross, which is important for maintenance-focused driveline repair. MOOG problem-solving design features are aimed at making installation straightforward while supporting consistent operation after service.

Compatible With 1978-2000 Nissan Pathfinder, At Transmission; 1978-2000 Nissan Pathfinder, At Rear Axle; 1978-2000 Nissan Pathfinder, At Center Bearing; 1987-1998 Mitsubishi Montero Sport, At Transmission, At Rear Axle, or At Center Bearing; and 1994-1998 Mitsubishi Montero, Front Driveshaft at Transfer Case or Front Axle. It also serves Mitsubishi Mighty Max, Dodge Ram 50, Dodge Raider, Chrysler Conquest, Plymouth Conquest, Mitsubishi Van, Mitsubishi Starion, Dodge Challenger, Dodge D50, Dodge Colt, and Dodge Power Ram 50 driveline positions listed in the fitment data.

Common Problems This Part Helps Address

• Driveline vibration caused by worn bearing surfaces
• Clunking or looseness during acceleration and deceleration
• Binding or rough movement in the driveshaft
• Grease loss and accelerated wear in serviceable joints
• Noise from a failing universal joint at the transmission, rear axle, or center bearing

Installation Notes and Tips

Verify bearing cap diameter, overall length, and driveshaft position before installation. This MOOG 399 universal joint is used in multiple driveline locations, including transmission, rear axle, center bearing, front driveshaft at front axle, and front driveshaft at transfer case applications. Confirm the existing joint style matches the 4 round plain bearing configuration and the 3.01-inch outside-bearing-to-outside-bearing measurement. Clean the yoke bores thoroughly and inspect the driveshaft for wear before assembly.

Quality Assurance

MOOG backs this universal joint with superior materials and rigorous testing to support reliable driveline service. The brand’s problem-solving approach is focused on dependable fit and easier installation for repair work on compatible Mitsubishi and Nissan driveline applications.