Spicer 40710 Left Side Inner Axle Shaft Seal for Dana IFS Front Axles

The Spicer 40710 is a left side (driver side) inner axle shaft seal designed for Dana independent front suspension (IFS) axles. This genuine OE-quality seal fits into the left side of the front differential housing and provides reliable protection against fluid leaks in demanding 4x4 applications.

Key Features:

• Genuine Spicer OE-quality construction for reliable performance
• Left side (driver side) inner axle seal application
• Compatible with Dana 35, Dana 44, and Dana 50 IFS front axles
• Durable rubber seal material engineered to OE specifications
• Outside diameter: 3.140 inches (79.75mm), Inside diameter: 1.320 inches
• Manufactured to the same high standards as original equipment

Spicer parts are designed, engineered, and manufactured by Dana to meet or exceed original equipment requirements. As the OE manufacturer, Dana ensures each replacement seal provides the same performance and reliability as the original part. Latest production upgrades mean today's replacement parts may even exceed the standards of the original components.

Common Applications: Ford F-150, F-250, F-350, Bronco, Explorer, Ranger, and Aerostar models with Dana IFS front axles (1980-1999 depending on axle type).

Cross Reference Numbers: 12925, 710043, 620590, E4TZ3254B