InMotion WS472394 Axle Spindle Seal - Front

Axle Spindle Seal for Front Differential Service

The InMotion WS472394 axle spindle seal is built with nitrile material to help maintain a secure seal at the differential pinion area. With a 3.0049999999999999 outside diameter, 1.9370000000000001 shaft diameter, 3 housing bore, and 0.312 width, it is sized for specific front-axle applications that require accurate sealing performance.

Compatible With front axle service on select Chevrolet K20, Chevrolet K20 Suburban, Chevrolet K10 Suburban, Ford F-250, and Ford F-350 models listed below. The WS472394 is a direct-fit sealing component for vehicles using the specified Spicer 44 axle configurations.

• Nitrile construction for sealing durability in driveline service
• Designed to help block debris and moisture from entering the differential pinion area
• Helps reduce fluid leakage at the spindle/seal interface
• Specified dimensions: 0.312 width, 3.0049999999999999 OD, 1.9370000000000001 shaft diameter, 3 housing bore
• Fits front axle applications with listed Spicer 44 axle variants

Detailed Fitment and Application

InMotion WS472394 is a front axle spindle seal for classic truck and SUV driveline service. It is used where the axle assembly requires a precise seal to keep contaminants out and lubricant in, helping protect internal differential components from wear caused by moisture and road debris. This part number is commonly referenced for Chevrolet K20 and K20 Suburban front applications with Spicer 44-5CFHD axles, as well as Ford F-250 and Ford F-350 front applications with Spicer 44-6F and 44-6CF axles. The WS472394 part number should be matched to the axle configuration and seal dimensions before installation.

• Fits 1975-1977 Chevrolet K20, front, with Spicer 44-5CFHD Axle(s)
• Fits 1967-1977 Chevrolet K20 Suburban, front, with Spicer 44-5CFHD Axle(s)
• Fits 1969-1970 Chevrolet K10 Suburban, front, with Spicer 44-5CFHD Axle(s)
• Fits 1972 Ford F-250, front, with Spicer 44-6F Axle(s)
• Fits 1970 Ford F-250, front, with Spicer 44-6F Axle(s)
• Fits 1967 Ford F-250, front, with Spicer 44-6F Axle(s)
• Fits 1964 Ford F-250, front, with Spicer 44-6F Axle(s)
• Fits 1972 Ford F-350, front, with Spicer 44-6F Axle(s)
• Fits 1967-1969 Ford F-350, front, with Spicer 44-6F Axle(s)
• Fits 1965 Ford F-350, front, with Spicer 44-6F Axle(s)
• Fits 1971 Ford F-250, front, with Spicer 44-6CF Axle(s)
• Fits 1968-1969 Ford F-250, front, with Spicer 44-6CF Axle(s)
• Fits 1965-1966 Ford F-250, front, with Spicer 44-6CF Axle(s)
• Fits 1970-1971 Ford F-350, front, with Spicer 44-6CF Axle(s)
• Fits 1966 Ford F-350, front, with Spicer 44-6CF Axle(s)
• Fits 1964 Ford F-350, front, with Spicer 44-6CF Axle(s)

What This Seal Helps Address

• Front differential pinion seal leakage
• Contamination from dirt, water, and road debris
• Seal wear from age, heat, and driveline use
• Lubricant loss at the axle sealing surface
• Service issues on Spicer 44-equipped Chevrolet and Ford trucks

Installation Notes and Tips

Confirm axle type, housing bore, shaft diameter, and seal width before installation. Clean the sealing surface thoroughly, inspect the spindle and related components for wear, and verify that the seal seats evenly in the housing. For best results, match the WS472394 to the exact front axle configuration shown in the fitment data for your Chevrolet K20, Chevrolet K20 Suburban, Chevrolet K10 Suburban, Ford F-250, or Ford F-350.

Quality Assurance

InMotion manufactures this seal with precision-focused dimensions and nitrile material selection for driveline sealing service. Part number WS472394 is specified for the listed applications and axle configurations to support accurate replacement selection.