SKF 16993 Differential Pinion Seal - Front

SKF 16993 Differential Pinion Seal

The SKF 16993 differential pinion seal is built for front differential service on select Ram and Dodge Ram 1500 applications. With a 1.693 shaft diameter, 3.045 outside diameter, and 0.423 width, it is sized for a precise sealing fit that helps retain gear lubricant and keep road contaminants out.

Key Features

• Part number: SKF 16993
• Differential pinion seal for driveline and axle sealing service
• 1.693 shaft diameter for the specified pinion shaft application
• 3.045 outside diameter for housing fitment
• 0.423 width for the listed seal profile
• LongLife sealing surface type
• Engineered with premium materials for application-specific sealing performance

Application Details

SKF has a long history in shaft seal design and sealing technology, and this seal reflects that experience with a construction focused on durability and consistent sealing performance. The LongLife sealing surface type is intended for demanding driveline environments where stable lubricant control matters. This part cross-references Mopar 052070457AA for the same application.

Compatible With front differential service on 2011 Ram 1500, front, and 2002-2010 Dodge Ram 1500, front, including 2002-2010 Dodge Ram 1500, front with 8.00'' ring gear notes where listed. It also matches 2004-2010 Dodge Ram 1500, front applications shown in the fitment data. The SKF 16993 is a direct-fit style differential pinion seal for these vehicle-specific uses.

What It Helps Address

• Gear oil seepage at the differential pinion area
• Contamination entering the pinion seal interface
• Loss of lubricant from worn or damaged sealing surfaces
• Noise or driveline wear associated with low differential fluid
• Service replacement for aging front differential seals

Installation Notes

Inspect the pinion yoke, sealing surface, and surrounding housing before installation. Clean the bore thoroughly and verify the shaft diameter, outside diameter, and seal width match the original application. For best results, install the seal squarely and confirm proper pinion preload and fluid level after service. Fits 2011 Ram 1500, front. Fits 2002-2010 Dodge Ram 1500, front. Fits 2004-2010 Dodge Ram 1500, front.

Quality Assurance

SKF manufactures seals to specific designs using premium materials and established quality standards. The brand’s sealing expertise is backed by more than a century of road-proven development in lubricant retention and contamination control.