B&M 12314 Nodular Iron Dana 44 AdvanTek (M210) Front Differential Cover

2018-2020 Jeep Wrangler JL & 2020 Jeep Gladiator trucks with DANA 44-AdvanTek Front

PART# 12314

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Our new Nodular Iron differential covers are specifically designed for serious off-road enthusiasts who aren't afraid to take on large rocks and ruts. This super tough differential cover is designed for the all-new Dana 44 AdvanTek (M210) front differentials that come standard in all 2018-2020 Jeep Wrangler Rubicon models, including all the new 2020 Jeep Gladiator trucks. Features include all nodular iron construction with a super durable black powder coated clear gloss finish, machined B&M logo and reinforcing ribs to help strengthen the cover and give it rugged good looks. Other features include a magnetic drain plug, a fill port with an o-ringed magnetic dipstick and knurled finish for a sure grip when checking fluid level whether on the trail or at home. All hardware and detailed instructions are included for an easy installation you can do at home. Note: Does Not fit Dana 44 AdvanTek (M220) rear differential.


  • Fits New Dana 44 AdvanTek (M210) Differentials
  • Magnetic Dipstick Captures Fine Metal Particles
  • Super Tough Nodular Iron Construction
  • Fill and Drain Plugs for Easy Servicing
  • Easy-Grip Knurled Finish Dipstick
  • Dipstick for Checking Fluid Level
  • Over 65 Years of B&M Quality
  • Easy Installation

Product Attributes

Emission Code5
Product TypeDifferential Covers
Part Number12314



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Designed to fit most vehicles with new Dana 44 AdvanTek (M210) Front differential, however each vehicle may have other interfering components and adequate clearance and fitment should be verified prior to purchase & installation. Refer to ID guide and measurement diagram for specific dimensions.


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    Some parts are not legal for use in California or other states with similar regulations.