Nitro Gear GM 2500/3500 GM 9.25 IFS Front 4.30 Reverse Ring & Pinion Gear Set
Fits all 2001+ GM 2500/3500 with GM 9.25 IFS. Direct fit for 2007 & Newer Dodge 2500 & 3500 with OEM carrier ONLY. The 2003-2006 Dodge vehicles using this ring & pinion on an OEM carrier require MRG925A ring gear spacer or the 07 & newer type carrier 40031460. 2007 & newer Dodge 2500 & 3500 will still require MRG925A ring gear spacer with aftermarket air locker such as ARBRD197.
Tech Notes: These are a premium aftermarket gear set that is far superior than your stock 11.5" gear set. These Nitro Gears are a true 11.8" diameter gear set and are a direct replacement for your 11.5" factory gear and also a direct replacement for 13-15 AAM 11.8" rear 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.