03-18 Cummins AAM 11.5" Yukon Finned Aluminum Cover Suspension end thrusting loads on the

end thrusting loads on the bushings transfer heat into the case

Color matched throttle valve replacement utilizing an OEM Ford o-ring seal

and remains the pinnacle in air delivery to the factory Duramax intake plenums

5" Filter (RFB-413-RFAB)

03-18 Cummins AAM 11.5" Yukon Finned Aluminum Cover Suspension end thrusting loads on theYukon Gear & Axle offers a full line of differential covers to suit your front or rear applications. These replacement covers protect your gears, keep lubricating fluid where it's neededand on some styles, they offer added cooling and or strength. Their large selection affords you options of materials, sizes, and finishes to get exactly what you need. Order the model recommended for your axle, differential case design, and engine specifications.