GM 13 BOLT DIFF COVER

GM 13 Bolt Diff Cover

Diff Covers are Shipped as Unfinished Steel

Crane Axle's GM 13 Bolt Cover (Shaved 14 bolt) is designed to be an aggressive, low profile and bullet proof option for your Corporate GM 14 Bolt front or rear axle.  

Gain Up To 1" More Ground Clearance

Our design allows you to gain up to 1" more ground clearance. No Major cutting/welding or turning down a ring gear to fit a shave kit. Simply put, our design is the quickest and simplest way to gain ground clearance with very minimal cutting.

Prevents Hanging Up on Obstacles

Crane Axle Differential Covers feature a lipless design to prevent hanging up on obstacles. They are engineered in every aspect including the angles designed to clear steering/suspension linkages.

Bolt Heads are Protected from Damage

Crane Axle's recessed bolt land helps protect against damage to the head of the bolts. This keeps your Diff Cover on your Axle Housing even through hard hits. All Diff covers Include Grade 8, 12 point hardware

Built from the Strongest Material Only

Cast from high strength 8620 Chromoly Steel they are fully CNC machined to ensure a perfect fit every time. What does this mean for you? They can take extreme abuse day in and day out.

8620 alloy steel has a much higher carbon content than mild steel. The higher amount of carbon means increased strength. This material is characterized by a hard outer surface, combined with a ductile interior for higher strength. Minimum properties of 8620 (chrome-nickel-moly) alloy steel; Tensile Strength, psi: 97,000 Yield, psi 57,000.  

100% USA Cast and Machined

We start with the finest domestic grade 8620 chromoly steel and have our 13 Bolt (Shaved 14 Bolt) Diff Covers cast in the USA. This allows for strict quality control and for a better end product. After casting, each part is individually CNC machined for maximum precision. Our process ensures a consistent end product every time.

Lifetime Warranty on Diff Covers

Receive a quality product every time. With our Lifetime Warranty against manufacturer defect or failure, you can be confident that the product will do what it is suppose to do.