USA Standard Master Overhaul kits let you finish your install with confidence.

• Fits 2011 and up GM and Chrysler 11.5 inch
• Uses Koyo bearings and races
• Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket

1 year warranty against Manufacturer defects

Technical Notes:
In mid 2011 the design for the pinion bearing changed. The early design had a rear pinion race O.D. of 4.125 inch. The later design has an O.D. of 4.375 inch. This kit is the 4.375 inch design

• Fits 2011 and up GM and Chrysler 11.5 Inch
• Uses Koyo bearings and races
• Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket.

• AAP_UDA_4: 55
• Grade Type: Regular

• 11.5 inch. Rear
• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386)

2011-2013 Ram 2500 (Rear) (Drive: 4WD, RWD / Note: 11.5 inch. Rear

• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386))
• 2011-2013 Ram 3500 (Rear) (Drive: 4WD, RWD / Note: 11.5 inch. Rear
• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386))
• 2011-2019 Chevrolet Silverado 2500 HD (Rear) (Drive: 4WD, RWD / Note: 11.5 inch. Rear
• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386))
• 2011-2019 Chevrolet Silverado 3500 HD (Rear) (Drive: 4WD, RWD / Note: 11.5 inch. Rear
• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386))
• 2011-2019 GMC Sierra 2500 HD (Rear) (Drive: 4WD, RWD / Note: 11.5 inch. Rear
• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386))
• 2011-2019 GMC Sierra 3500 HD (Rear) (Drive: 4WD, RWD / Note: 11.5 inch. Rear
• Master Overhaul Kit
• Differential Rebuild Kit
• 4.375 inch. Diameter Inner Pinion Bearing (NP516549/ NP673386))