Dana Spicer 2021013-1 Axle Shaft Seal for Dana 35 AdvanTEK JL

The Dana Spicer 2021013-1 is a precision-engineered axle shaft seal designed specifically for Dana 35 AdvanTEK rear axles found in Jeep Wrangler JL models. This genuine Dana Spicer seal provides critical protection against gear oil leaks at the axle shaft interface, maintaining proper lubrication and preventing contamination of the differential assembly.

Key Features:

• Direct-fit replacement seal for Dana 35 AdvanTEK rear axles
• Engineered to OEM specifications for reliable sealing performance
• Durable rubber construction with precision-fitted metal case
• Protects differential from fluid loss and external contamination
• Essential component for axle shaft service and differential maintenance

This axle shaft seal is a critical wear component that should be replaced whenever the axle shaft is removed or if leaking is observed. Proper installation ensures long-lasting protection and optimal differential performance in demanding off-road and highway conditions.