Purple Cranium Products » GMC, Chevy/GM 2500HD

Chevrolet and GMC AAM Half Spider Differential Guard 12" RG for 2500 & 3500 2019-Present - For some of the late (03) model 2500-3500 Chevrolet and GMC Trucks with 11.5 inch ring gear. Choose from o...

Chevy/GMC 12 Bolt Spider Differential Guard '2014-Present, 9.76" Ring Gear, designed for the rear axle, choose from 60 different colors. The full Spider will protect your ring and pinion from any r...

Chevy/GMC 12 Bolt Spider Differential Guard '2014-Present, 9.76" Ring Gear, designed for the rear axle, choose from 60 different colors. The half Spider will protect your ring and pinion from any r...