The ATS 4029156248 Protector Rear Differential Cover for your 2001-2018 GM 2500HD/3500HD & 2003-2018 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 a rear leaf spring suspension. Due to clearance issues, this cover will not fit on rear coil sprung applications.