Nitro gears are manufactured from 8620 steel gear forgings in the same manufacturing facilities as GM, Dodge, Ford and 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.
Features:

• GM 9.5 Inch 12 Bolt 2014-Present 5.3L 3.42 Ratio Ring And Pinion
• Differential: GM 9.5 Inch 12 Bolt K2
• Gear Ratio: 3.42
• Tooth Count: 37/12
• Pinion Splines: 32
• Ring Gear Bolts: 12 (not included)
• Warranty: 2 Years

Fits:

• 2014 and Newer Chevrolet Silverado 1500, 5.3L
• 2014 and Newer Chevrolet Suburban 1500, 5.3L
• 2014 and Newer Chevrolet Tahoe, 5.3L
• 2014 and Newer GMC Yukon 1500, 5.3L