8.8IRS Posi Axle Zumbrota Drivetrain has been serving a nationwide customer base for over 30 years. We offer a full range of new, remanufactured, OE replacement, and performance manual transmissions, transfer cases, and differentials. Our high-quality components support rebuilding and repair for various foreign and domestic passenger cars, SUVs, and light-duty trucks.
Rear Differential Expertise
The Zumbrota Advantage
Many companies claim to offer rear differentials, but at Zumbrota Drivetrain, we understand what it takes to deliver a truly reliable remanufactured rear differential assembly. For nearly 30 years, rear differentials have been an essential part of our business. We don’t cut corners, and we don’t rely on gimmicks. Our product offerings stand out in the industry, covering everything from passenger vehicles to OHVs, race cars, and pulling trucks—we do them all.
Rear Differential Features: 8.8IRS Posi Axle
- Tube Inspection: All tubes are examined and straightened to meet OEM specifications.
- Housing Testing: Each housing is rigorously tested for surface wear and cracks.
- Comprehensive Internal Parts Inspection: 100% inspection of internal components, including ring and pinions, internal gears, clutches, and carriers.
- Complete Component Replacement: bearings, seals, crush sleeves, pinion nuts, and shims are fully replaced.
- State-of-the-Art Cleaning Process Utilizing advanced hydro blasting and rinsing technology, we restore housings to their OEM finish. Once you see it, you’ll understand the difference.
- Gear Pattern Optimization: Gear patterns are verified during remanufacturing to ensure optimal tooth contact for longer gear life.
Rear Differential Specifications
Product Details: 8.8IRS Posi Axle
- Ratio: 3.55
- Differential Type: Rear Differential
- Ring Gear Size: 8.8 Inch
- Model: Ford 8.8
- ABS Sensor: No ABS sensor in the housing
- Production Date: From 11/07/06
- Traction Type: Posi Traction
Vehicle Compatibility
This rear differential is compatible with the following vehicles:
- 2007-2010 Ford Explorer—Ford 8.8
- 2007-2010 Mercury Mountaineer, Ford 8.8
