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:

• Chrysler 9.25 Inch 4.10 Ratio (Dual Drilled SAE and MET) Ring and Pinion
• Differential: Chrysler 9.25 Inch 12 bolt
• Gear Ratio: 4.10
• Tooth Count: 41/10
• Pinion Splines: 29
• Ring Gear Bolts: 12 (not included)
• Warranty: 2 Years

Fits:

• 1974-1993 Dodge D100 and D150 2WD Pickup
• 1974-1993 Dodge W100 W150 4WD Pickup
• 1994-2009 Dodge Ram 1500 4WD and 2WD Pickup
• 1974-1993 Dodge Ramcharger
• 1974-1981 Plymouth Trailduster
• 1997-2009 Dodge Dakota
• 1998-2009 Dodge Durango
• 1999-2003 Dodge Durango R/T
• 1998-2003 Dodge Dakota R/T
• 1974-2003 Dodge Ram Van B100 B150 B200 B250 1/2 Ton and 3/4 Ton