Moog 489 Universal Joint - Front Axle at Wheels, Front Axle Shaft - Left Outer or Front Axle Shaft - Right Outer

Moog Universal Joint for Jeep Wrangler and Wrangler JK

The Moog 489 universal joint is engineered to provide reliable driveline performance for Jeep Wrangler and Wrangler JK models. Designed with precision dimensions and durable materials, this universal joint ensures smooth power transfer and consistent operation in your vehicle's drive shaft assembly.

• Compatible with Jeep Wrangler and Wrangler JK models
• Part number 489 for accurate identification
• Features 4 round plain bearing caps for balanced rotation
• Non-greaseable design for maintenance-free operation
• Bearing cap diameter of 1.188 inches (30.2 mm) for precise fit
• Length from outside bearing to outside bearing: 2.293 inches (58.24 mm)

Technical Specifications and Design Details

This Moog universal joint (part number 489) is constructed with four round plain bearings, each with a diameter of 1.188 inches (30.2 mm), ensuring uniform load distribution and smooth articulation. The bearing caps are designed with a plain bearing type, providing consistent performance without the need for lubrication. The overall length measured from the outside of one bearing cap to the outside of the opposite bearing cap is 2.293 inches (58.24 mm), matching OEM specifications for a direct replacement in Jeep Wrangler and Wrangler JK driveline systems.

Applications and Problem Solving

• Replaces worn or damaged universal joints in Jeep Wrangler and Wrangler JK drive shafts
• Eliminates driveline vibrations caused by failing U-joints
• Restores smooth rotational movement and power transfer
• Prevents premature wear of related driveline components
• Addresses noise and binding issues in the driveline assembly

Installation Notes and Tips

When installing the Moog 489 universal joint, ensure the bearing caps are properly seated and aligned to avoid premature wear. Since this U-joint is non-greaseable, verify that the seals are intact to maintain internal lubrication. It is recommended to inspect the drive shaft yokes and related components for wear or damage during replacement to ensure optimal driveline performance.

Quality Assurance and Warranty

Moog universal joints are manufactured to meet or exceed OEM standards for durability and fitment. While specific warranty details are not provided here, Moog products typically come with a limited warranty against defects in materials and workmanship. Using part number 489 ensures compatibility and reliable operation in Jeep Wrangler and Wrangler JK vehicles.