Chevrolet, GMC (Crew Cab Pickup - 4WD) Drive Axle Assembly - Front - Zumbrota Drivetrain - RAA440-1337A

Rear Axle Assembly
RAA440-1337A
Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels
,and,and,08,10,2500/3500,2500/3500,25931915,3.73,3.73,440-1337A,8,8,9.25IFS,9.25IFS,99,99,ASSY,ASSY,AXLE,AXLE,DIFFS,GM,GM,LUG,LUG,RAA,RAA,SIERRA,SIERRA,SILVERADO,SILVERADO,
Reman Axle Assy for GM 9.25" 99-10 Silverado and Sierra 2500/3500 3.73 , 8 Lug
9.25IFS AXLE ASSY '99-'10 GM SILVERADO and SIERRA 2500/3500 3.73, 8 LUG
Zumbrota Drivetrain Axle Assemblies are rebuilt to the highest quality standards of precision and reliability. Each Axle assembly is thoroughly inspected for straightness, cracks and surface wear. All internal components are fully inspected and tested including ring and pinions, internal gears, clutches and carriers. All bearings and seals are replaced. Gears are fully inspected for optimal tooth contact patterns and correct rolling torque using inch pound measurements for precise setup and longevity. Correct gear backlash is set to ensure proper gear lubrication and quiet operation. Axle tubes are inspected to ensure OEM standards of straightness. Zumbrota uses an exclusive hydro-blast rinse and sandblasting procedure on internal and external parts, followed by a proprietary shot-enticed deep cleaning, setting the standard for Axle assembly remanufacturing.
Ratio: 3.73
GM 9.25 Inch Ring Gear, IFS
Ratio Option GT4
8 Lug Wheels
Units are shipped in high density plastic totes to help eliminate in-transit damage
All housings are tested for surface wear and cracks.
100% inspection of all internal parts, including Ring and Pinion’s, Internal Gears, Clutch’s and Carrier’s
100% replacement of bearings, seals, crush sleeves, pinion nuts and shims.
All housings are cleaned utilizing our state of the art hydro blasting and rinsing process. This process is what brings all cases back to the OEM finish.
Correct rolling torque established using inch pound measurement’s for precision setup and longevity
Need Help?
If you are having trouble choosing the correct Zumbrota part, or experiencing issues during or after installation of this part, our technicians are available to help troubleshoot, please message us directly with questions
Reman Axle Assy GM 9.25" 99-10 Chevy Silverado/Sierra 2500/3500 3.73 Ratio, 8Lug
Ratio: 3.73
GM 9.25 Inch Ring Gear, IFS
Ratio Option GT4
8 Lug Wheels
Units are shipped in high density plastic totes to help eliminate in-transit damage
All housings are tested for surface wear and cracks.
100% inspection of all internal parts, including Ring & Pinion’s, Internal Gears, Clutch’s & Carrier’s
100% replacement of bearings, seals, crush sleeves, pinion nuts and shims.
All housings are cleaned utilizing our state of the art hydro blasting and rinsing process. This process is what brings all cases back to the OEM finish.
Correct rolling torque established using inch pound measurement’s for precision setup and longevity
California Proposition 65: WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
Fluid Capacity: 1.9
Fluid Type: 80w-90 Non-Synthetic
Gear Ratio: 3.73
Grade Type: Standard Replacement
Pre-Filled Oil: No
Ring Gear Diameter: 9.25

Detailed Fitment Results
Year Make Model Body Type Drive Type Fitment Notes 1999 Chevrolet Silverado 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 1999 GMC Sierra 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2000 Chevrolet Silverado 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2000 Chevrolet Suburban 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2000 GMC Sierra 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2000 GMC Yukon XL 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 Chevrolet Silverado 1500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 Chevrolet Silverado 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 Chevrolet Silverado 2500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 Chevrolet Silverado 3500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 Chevrolet Suburban 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 GMC Sierra 1500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 GMC Sierra 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 GMC Sierra 2500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 GMC Sierra 3500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2001 GMC Yukon XL 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 Chevrolet Avalanche 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 Chevrolet Silverado 1500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 Chevrolet Silverado 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 Chevrolet Silverado 2500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 Chevrolet Silverado 3500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 Chevrolet Suburban 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 GMC Sierra 1500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 GMC Sierra 2500 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 GMC Sierra 2500 HD 4WD Ratio: 3.73; GM 9.25 Inch Ring Gear, IFS, Ratio Option GT4, 8 Lug Wheels 2002 GMC Sierra 3500 4WD Ratio: 3…