Dana Super 60 - 4.10 Reverse 10" Nitro Ring & Pinion

Differential: Dana Super 60™ Rev Gear Ratio: 4.10 Pinion Splines: 29 Ring Gear Bolts: 12 (not included) Manufacturer: Nitro Gear & Axle Nitro gears are manufactured from 8620 steel gear forgings in the same manufacturing facilities as GM, Dodge, Ford & Toyota. They are precision machined using computer controlled processes, heat treated, CNC triple-lapped and Rockwell tested for hardness. These extra steps ensure excellent fitment, ideal contact pattern and smooth, quiet operation.