Moog 351C Universal Joint

MOOG 351C Universal Joint Overview

MOOG 351C is a greaseable universal joint built for driveline service on heavy-duty GM trucks with Spicer 1480 (SPL55) OE series applications. It uses four round plain bearings and anti-galvanic materials to support reliable operation in aluminum driveshaft yoke setups.

Fits 2001-2007 Chevrolet Silverado 2500 HD, rear driveshaft at transmission, rear driveshaft at rear axle, at transmission, at rear axle, at center bearing, and rear driveshaft at support bearing. Fits 2001-2007 GMC Sierra 2500 HD, rear driveshaft at transmission, rear driveshaft at rear axle, at transmission, at rear axle, at center bearing, and rear driveshaft at support bearing.

Key Features

• Part number: 351C
• OE series: Spicer 1480 (SPL55)
• Four round plain bearings for driveline articulation
• Greaseable design with regular lube fitting in the cross
• Bearing cap diameter: 1.375 in. / 35.0 mm
• Outside bearing-to-outside bearing length: 4.187 in. / 106.3 mm
• Compatible with aluminum driveshaft yoke applications
• Cross-references Monroe Shocks & Struts (e.g., 88934794, 89058885) for the same application.

Detailed Description

MOOG 351C is a universal joint for driveline and axle service where a Spicer 1480-style fitment is required. The 4 round plain bearing design, 1.375-inch bearing caps, and 4.187-inch outside-to-outside length match common heavy-duty GM rear driveshaft applications. MOOG’s anti-galvanic construction is especially relevant for aluminum driveshaft yoke installations, helping support consistent service life in demanding use.

This part number is listed for 2001-2007 Chevrolet Silverado 2500 HD and GMC Sierra 2500 HD applications, along with Silverado 3500 and Sierra 3500 coverage in the 2001-2006 range. If you are searching for a MOOG 351C universal joint for a Silverado 2500 HD rear driveshaft at transmission or a Sierra 3500 at rear axle, this part number aligns with the OE series and dimensional requirements shown here.

What It Helps Address

• Driveline vibration caused by worn U-joint bearings
• Clunking or looseness during acceleration and deceleration
• Need for a greaseable replacement in serviceable driveline joints
• Wear issues in aluminum driveshaft yoke applications
• Replacement needs for Spicer 1480 / SPL55-style driveline service

Installation Notes and Tips

Verify the bearing cap diameter, overall length, and OE series before installation. This universal joint uses a regular lube fitting in the cross and is intended for grease service after installation. Confirm the driveshaft position on the vehicle, since fitment varies by location such as at transmission, at rear axle, at center bearing, or rear driveshaft at support bearing.

For best results, inspect the yoke bores, retaining hardware, and surrounding driveline components for wear before installing MOOG 351C. Confirm compatibility with aluminum driveshaft yokes on 2001-2007 Chevrolet Silverado 2500 HD and GMC Sierra 2500 HD, as well as 2001-2006 Silverado 3500 and Sierra 3500 applications.

Quality Assurance

MOOG backs this universal joint with superior materials and rigorous testing to support dependable driveline performance. The brand’s problem-solving design approach is focused on straightforward, hassle-free installation in the correct OE-style application.