Engineered cover design keeps oil on the gears; Deflects oil back onto the ring gear and into the pinion gear for cooler longer life; Extra capacity sump located at bottom for gears to pick up oil; Internal and external cooling fins; Stainless steel allen head cap bolts, fill plug; Magnetic drain plug; Gasketless cover has integral re-usable Viton O-Ring; AAM 14-Bolt with Rear Coil Spring
BD Differential Cover, Rear - Dodge 2013-2018 2500 AAM 14-Bolt w/RCS (Rear Coil Spring)

Fitment:
Ram 2500 Big Horn 2013
Ram 2500 Big Horn 2014
Ram 2500 Big Horn 2015
Ram 2500 Big Horn 2016
Ram 2500 Big Horn 2017
Ram 2500 Big Horn 2018
Ram 2500 Laramie 2013
Ram 2500 Laramie 2014
Ram 2500 Laramie 2015
Ram 2500 Laramie 2016
Ram 2500 Laramie 2017
Ram 2500 Laramie 2018
Ram 2500 Laramie Limited 2014
Ram 2500 Laramie Limited 2015
Ram 2500 Laramie Longhorn 2013
Ram 2500 Laramie Longhorn 2014
Ram 2500 Laramie Longhorn 2015
Ram 2500 Laramie Longhorn 2016
Ram 2500 Laramie Longhorn 2017
Ram 2500 Laramie Longhorn 2018
Ram 2500 Limited 2016
Ram 2500 Limited 2017
Ram 2500 Limited 2018
Ram 2500 Lone Star 2013
Ram 2500 Lone Star 2014
Ram 2500 Lone Star 2015
Ram 2500 Outdoorsman 2013
Ram 2500 Outdoorsman 2014
Ram 2500 Outdoorsman 2015
Ram 2500 Outdoorsman 2016
Ram 2500 SLT 2013
Ram 2500 SLT 2014
Ram 2500 SLT 2015
Ram 2500 SLT 2016
Ram 2500 SLT 2017
Ram 2500 SLT 2018
Ram 2500 ST 2013
Ram 2500 Tradesman 2013
Ram 2500 Tradesman 2014
Ram 2500 Tradesman 2015
Ram 2500 Tradesman 2016
Ram 2500 Tradesman 2017
Ram 2500 Tradesman 2018
Ram 3500 Big Horn 2013
Ram 3500 Big Horn 2014
Ram 3500 Big Horn 2015
Ram 3500 Big Horn 2016
Ram 3500 Big Horn 2017
Ram 3500 Big Horn 2018
Ram 3500 Laramie 2013
Ram 3500 Laramie 2014
Ram 3500 Laramie 2015
Ram 3500 Laramie 2016
Ram 3500 Laramie 2017
Ram 3500 Laramie 2018
Ram 3500 Laramie Limited 2014
Ram 3500 Laramie Limited 2015
Ram 3500 Laramie Longhorn 2013
Ram 3500 Laramie Longhorn 2014
Ram 3500 Laramie Longhorn 2015
Ram 3500 Laramie Longhorn 2016
Ram 3500 Laramie Longhorn 2017
Ram 3500 Laramie Longhorn 2018
Ram 3500 Limited 2016
Ram 3500 Limited 2017
Ram 3500 Limited 2018
Ram 3500 Lone Star 2013
Ram 3500 Lone Star 2014
Ram 3500 Lone Star 2015
Ram 3500 Lone Star 2017
Ram 3500 SLT 2013
Ram 3500 SLT 2014
Ram 3500 SLT 2015
Ram 3500 SLT 2016
Ram 3500 SLT 2017
Ram 3500 SLT 2018
Ram 3500 ST 2013
Ram 3500 Tradesman 2013
Ram 3500 Tradesman 2014
Ram 3500 Tradesman 2015
Ram 3500 Tradesman 2016
Ram 3500 Tradesman 2017
Ram 3500 Tradesman 2018