Free shipping for the rest of the year!

We’re excited to announce that from now until December 31, 2018, we will be offering free shipping on all our products! You just found a perfect gift for the offroaders in your life — or maybe you’ll pick up a new diff cover for yourself? It’s...

Dana 44 Differential Cover- Built Solid and Dependable

All of our Dana 44 Differential Covers are 100% made in American from Ductile Iron. The cover is .250″ thick with .500″ wide ribs built into them for strength when conquering the toughest terrain Shop Alien Machine Worx

Dana 60 Differential Cover- Built Tough For Our 4×4 Warriors

Every Dana 60 Differential Cover is made in the U.S.A with Ductile Iron. The cover is .250″ thick with .500″ wide ribs built into them for strength and durability. We build covers you can depend on as you tackle any rock garden. Shop Alien Machine Worx