InMotion WS4249 Wheel Seal - Rear Inner

Wheel Seal for Rear Inner Differential Service

The InMotion WS4249 wheel seal is built for rear inner differential sealing on select Chrysler, Dodge, and Plymouth minivans. It uses nitrile sealing material, a SAE 1008 spring, and a SAE 1070 seal case to help maintain a tight barrier against moisture and debris at the differential pinion area.

With precise dimensions and a compact profile, this seal is a direct-fit service part for applications that require reliable sealing performance and dimensional accuracy. The WS4249 is a practical choice for maintaining driveline protection on vehicles such as the Dodge Caravan and Plymouth Voyager.

Key Features

• Nitrile sealing material for dependable fluid resistance
• SAE 1008 spring material for consistent sealing tension
• SAE 1070 seal case material for structural support
• Inside diameter: 1.77 in. / 45 mm
• Outside diameter: 2.37 in. / 60.1 mm
• Housing bore: 2.361 in. / 60 mm
• Width: 0.38 in. / 9.4 mm
• External markings: 1.809 x 2.361 x 0.371

Detailed Description

InMotion WS4249 is engineered as a differential pinion seal for rear inner applications, helping protect sensitive internal driveline components from contamination and leakage. Its nitrile construction is suited for sealing contact, while the spring and case materials support stable fitment and long-term sealing integrity. For owners servicing a Chrysler Town & Country, Dodge Grand Caravan, Dodge Caravan, Plymouth Grand Voyager, or Plymouth Voyager, this seal provides the dimensional specifications needed for accurate replacement work. The WS4249 is identified by part number WS4249 and is designed around the listed shaft diameter of 1.809 in. / 46 mm and housing bore of 2.361 in. / 60 mm.

What It Helps Address

• Gear oil seepage at the differential pinion seal
• Contamination from road debris and moisture
• Wear-related sealing loss at the rear inner driveline area
• Noise or driveline concerns associated with low lubricant levels
• Service replacement needs on aging minivan differential assemblies

Installation Notes and Tips

Confirm shaft diameter, housing bore, and seal width before installation. Clean the sealing surface thoroughly and inspect the pinion area for wear, scoring, or contamination that could affect seal life. Proper seating depth and alignment are important for a reliable seal. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Compatible With 1990-1995 Chrysler Town & Country, Rear Inner; 1984-1995 Dodge Caravan, Rear Inner; 1988-1995 Dodge Grand Caravan, Rear Inner; 1987-1995 Plymouth Grand Voyager, Rear Inner; and 1984-1995 Plymouth Voyager, Rear Inner.

Quality Assurance

InMotion manufactures this seal with precision-focused dimensions and material selection intended for consistent driveline sealing performance. Part number WS4249 is built to match the listed application requirements for rear inner differential service.