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ATS Protector AA14-11.5 Rear Differential Cover For 01-18 Duramax / 03-18 Cummins

Availability: In Stock & Ready To Ship!
Pricing: $280.68

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The ATS 4029156248 Protector Rear Differential Cover for your 01+ GM 2500HD/3500HD & 03+ Dodge Ram 2500/3500 fits on the 14 Bolt - 11.5" American Axle rear axle on your truck. Built from durable aluminum, this rear differential cover allows for larger oil capacity for optimal gear lubrication and cooling.


  • Optimal Gear Lubrication
  • Black Powdercoated Finish
  • Drain Plug For Easy Fluid Service
  • Built-In Heat Sink For Better Cooling
  • 2.5 Quart Increased Capacity Over Stock

Note: This product will only fit on 2013+ Dodge Cummins models with leaf spring suspension. Due to clearance issues, this cover will not fit on rear coil spring applications.

Shipping Information

  • Item Requires Shipping
  • 15.0 lbs.
  • FREE Ground Shipping

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