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Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L Nitro Gear and Axle

Vehicle Fitments
MakeModelSubmdelFromTo
ChevroletSilverado 2500 HD20012005
GMCSierra 2500 HDSLE20012010
ChevroletSilverado 2500 HDLS20012006
ChevroletSilverado 2500 HDLT20012010
GMCSierra 2500 HDSLT20012010
GMCSierra 2500 HDSL20012002
GMCSierra 2500 HD20022005
GMCSierra 2500 HDWT20032010
ChevroletSilverado 2500 HDWT20032010
GMCSierra 2500 HDSL20062006
GMCSierra 3500 HDSLE20072010
ChevroletSilverado 2500 HDLTZ20072010
GMCSierra 3500 HDSLT20072010
ChevroletSilverado 3500 HDLTZ20072010
ChevroletSilverado 3500 HDLT20072010
ChevroletSilverado 3500 HDWT20072010
GMCSierra 3500 HDWT20072010

Suffering from poor performance and reduced fuel economy resulting from oversized tires? A Nitro gear change will help get that performance and economy back! It is a common misconception that lower gears are only for hardcore off-roading, in actuality the average daily driven vehicle can see huge improvements in both performance and economy by properly matching their vehicles gear ratio to their tire size all while reducing strain on the vehicles drivetrain. We at Nitro Gear and Axle realize the difficulty for the average consumer or install shop to compile the list of parts and prices required when doing a gear change. To make it easier for everyone the experts at Nitro are introducing an industry first- Gear Packages for many popular 4x4 applications. One part number. One price.
Details:

  • 2001-2010 Chevrolet and GMC 2500 and 3500HD, Diesel or 8.1L, 5.13 Ratio, Nitro Gear Package Kit
  • Front Differential: GM 9.25 Inch Rev. IFS
  • Rear Differential: (AAM) GM 11.5 Inch
  • Gear Ratio: 5.13
  • Qualifier: With Duramax or 8.1L
  • Manufacturer: Nitro Gear and Axle
  • Warranty: 2 Years
  • Sold As A Kit

Nitro Ring and Pinion Features:

  • Manufactured in South Korea
  • 8620 Steel Gear Forgings
  • Precision Machining
  • CNC Triple-lapping
  • Heat Treatment
  • Rockwell Hardness Tested

Gear Package Includes:

  • Nitro front ring and pinion
  • Nitro front Master Install Kit (Includes Timken and Koyo Bearings)
  • Nitro rear ring and pinion
  • Nitro rear Master Install Kit (Includes Timken and Koyo Bearings)

Tech Note:

  • Other required parts included in Nitro Gear Packages may include solid spacers, yokes or other components as noted.

Fits Vehicles:

  • 2001-2010 GMC Sierra 2500HD and 3500HD 4x4 w/Duramax Diesel, or 8.1L gas
  • 2001-2010 Chevrolet Silverado 2500HD and 3500HD 4x4 w/Duramax Diesel, or 8.1L gas
Products specifications
Country of OriginUSA
Sold AsKit
Ring Gear RotationStandard
UPC670385616105
AvailabilityAvailable
LocationFront/Rear
Ratio5.13 Ratio
UniversalNo
Front DifferentialGM 9.25 Inch IFS
IncludesNitro front ring and pinion, Nitro front Master Install Kit (Includes Timken and Koyo Bearings), Nitro rear ring and pinion, Nitro rear Master Install Kit (Includes Timken and Koyo Bearings)
Mfg LabelChevy/GMC Gear Packages
Rear DifferentialGM 11.5 Inch
Youtube Videohttps://youtu.be/KvB_LbTbpE4
Fitment Notes01-10 Sierra 2500 HD3500 HD, 01-10 Silverado 2500 HD3500 HD
Material8620 Steel
Proposition 65 Warnings

CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 5.13 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 5.13 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-5.13-FSJK
Manufacturer part number: GPDURAMAX-5.13
Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.88 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.88 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-4.88-FSJK
Manufacturer part number: GPDURAMAX-4.88
Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.56 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.56 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-4.56-FSJK
Manufacturer part number: GPDURAMAX-4.56
Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.30 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.30 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-4.30-FSJK
Manufacturer part number: GPDURAMAX-4.30
Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.11 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 4.11 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-4.11-FSJK
Manufacturer part number: GPDURAMAX-4.11
Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 3.73 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 3.73 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-3.73-FSJK
Manufacturer part number: GPDURAMAX-3.73
Picture of Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 3.42 Ratio Nitro Gear and Axle
Silverado/Sierra Gear Package Kit 01-10 Chevrolet/GMC 2500 and 3500HD Diesel or 8.1L 3.42 Ratio Nitro Gear and Axle
SKU: GPDURAMAX-3.42-FSJK
Manufacturer part number: GPDURAMAX-3.42
Products specifications
Country of OriginUSA
Sold AsKit
Ring Gear RotationStandard
UPC670385616105
AvailabilityAvailable
LocationFront/Rear
Ratio5.13 Ratio
UniversalNo
Front DifferentialGM 9.25 Inch IFS
IncludesNitro front ring and pinion, Nitro front Master Install Kit (Includes Timken and Koyo Bearings), Nitro rear ring and pinion, Nitro rear Master Install Kit (Includes Timken and Koyo Bearings)
Mfg LabelChevy/GMC Gear Packages
Rear DifferentialGM 11.5 Inch
Youtube Videohttps://youtu.be/KvB_LbTbpE4
Fitment Notes01-10 Sierra 2500 HD3500 HD, 01-10 Silverado 2500 HD3500 HD
Material8620 Steel
Proposition 65 Warnings

CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov