8.0″ AXLE ASSY ’06-’07 GM ENVOY & TRAILBLAZER 4.10 OPEN Rear Differential Assembly

8.0″ Axle Assembly Zumbrota Drivetrain has proudly served a nationwide customer base for more than 30 years. We offer a comprehensive range of new, remanufactured, OE replacement, and performance manual transmissions, transfer cases, and differentials. Alongside these, we provide top-quality components for rebuilding and repair. Our products cover various makes and models of foreign and domestic passenger cars, SUVs, and light-duty trucks.

Our Expertise in Rear Differentials

Quality You Can Trust

While many companies claim to offer rear differentials, Zumbrota Drivetrain truly understands what it takes to deliver a high-quality remanufactured rear differential assembly. Rear differentials have been a core aspect of our business for nearly 30 years. We don’t cut corners or use gimmicks in our marketing. Our product offerings are unparalleled, covering everything from passenger vehicles to off-highway vehicles (OHV), race cars, and even pulling trucks.

Rear Differential Features: 8.0″ Axle Assembly

• Straightened Tubes: All tubes are thoroughly inspected and straightened to OEM specifications.
• Housing Testing: We rigorously test all housings for surface wear and cracks.
• Complete Parts Replacement: Bearings, seals, crush sleeves, pinion nuts, and shims are fully replaced.
• Hydro Blasting & Rinsing: Once you see it, you’ll understand the quality we provide.
• Rolling Torque Precision: We establish the correct rolling torque using inch-pound measurements for precise setup and longevity.
• Backlash Clearance: Proper backlash clearance is set to ensure ideal gear lubrication and noise reduction.

Product Specifications: 8.0″ Axle Assembly

• Engine: 4.2L
• Differential Ratio: 4.11
• Rear Differential Type: 8-Inch Ring Gear
• Model: GM 8.0
• Ratio Option: GT5
• Wheel Size: 17 Inch
• Wheelbase: 113 Inch
• Passenger Capacity: 5-Passenger
• ABS In Axle Tube: Yes
• Posi-Traction: Not Included

Vehicle Compatibility

This rear differential is compatible with the following vehicles:

• 2006-2009 Chevrolet TrailBlazer GM 8.0
• 2006-2009 GMC Envoy GM 8.0