Chevrolet, Pontiac (Power - Disc/Drum) Differential - Rear - Zumbrota Drivetrain - RAA435-1405BL

Rear Axle Assembly
RAA435-1405BL
Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts
Reman Axle Assy, GM 7.5 In., 3.73 Ratio, w/o Posi Traction
7.5" AXLE ASSY '90-'92 GM CAMARO and FIREBIRD 3.73, DRUM BRAKES, OPEN, 28spl
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.
Correct rolling torque established using inch pound measurement’s for precision setup and longevity
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.
100% replacement of bearings, seals, crush sleeves, pinion nuts and shims.
100% inspection of all internal parts, including Ring and Pinion’s, Internal Gears, Clutch’s and Carrier’s
All housings are tested for surface wear and cracks.
All tubes are inspected to ensure they are straightened to OEM specifications.
Correct rolling torque established using inch pound measurement’s for precision setup and longevity
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.
100% replacement of bearings, seals, crush sleeves, pinion nuts and shims.
100% inspection of all internal parts, including Ring & Pinion’s, Internal Gears, Clutch’s & Carrier’s
All housings are tested for surface wear and cracks.
All tubes are inspected to ensure they are straightened to OEM specifications.
Axle Type: Semi Floating
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.
Cover Included: Yes
Fluid Included: No
Gear Ratio: 3.73

Detailed Fitment Results
Year Make Model Sub Model Body Type Drive Type Bed Length (in) Fitment Notes 1990 Chevrolet Camaro RS / Iroc-Z Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts 1990 Pontiac Firebird Base / Formula / Trans Am / Trans Am GTA Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts 1991 Chevrolet Camaro RS / Z28 Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts 1991 Pontiac Firebird Base / Formula / Trans Am / Trans Am GTA Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts 1992 Chevrolet Camaro RS / Z28 / RS Heritage Edition / Z28 Heritage Edition Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts 1992 Pontiac Firebird Base / Formula / Trans Am / Trans Am GTA Ratio: 3.73; GM 7.5 Inch Ring Gear, 10 Bolt Cover, 28 Spline Axles, Without Posi Traction, Does Not Include Hubs, Brakes, Backing Plates, Or Axle Shafts