Ford Performance - Bronco M220 Rear Axle Assembly With 4.46 Ratio

Enhance your Bronco’s drivetrain performance with the Ford Performance Bronco M220 Rear Axle Assembly with 4.46 Ratio. Designed for balanced on-road drivability and off-road capability, this complete rear axle assembly offers a factory-engineered solution for improved torque delivery, durability, and reliability. Ideal for drivers who want optimized gearing without sacrificing everyday usability, this assembly delivers consistent performance across a wide range of conditions.

Heavy-Duty Axle Construction: Built to Ford Performance standards, this M220 rear axle assembly features a high-strength steel housing and precision-engineered internal components. Designed to withstand both daily driving and off-road stress, it offers enhanced durability and structural integrity compared to standard drivetrain components.

4.46 Gear Ratio Performance: Equipped with a 4.46:1 gear ratio, this axle delivers a balanced combination of torque and efficiency. It improves low-end power and off-road capability while maintaining smoother highway driving characteristics, making it a versatile choice for Bronco owners running moderate tire upgrades.

OEM-Level Integration: Engineered specifically for the Ford Bronco platform, this assembly integrates seamlessly with factory suspension, braking, and electronic systems. Its precise fitment ensures proper alignment and maintains factory handling characteristics with improved drivetrain capability.

Complete Assembly Installation: Delivered as a fully assembled rear axle unit, this kit simplifies the upgrade or replacement process. It mounts directly to factory locations; however, due to the complexity and weight of the assembly, professional installation is recommended to ensure proper setup and alignment.

Engineered for Long-Term Durability: Designed to handle harsh environments, heavy loads, and continuous use, this axle assembly helps reduce internal wear and maintain consistent performance over time. Its robust construction ensures reliability whether on the trail or daily commute.

Vehicle Compatibility: Specifically designed for 2021+ Ford Bronco models equipped with or upgrading to the M220 rear axle platform. Ideal for applications where a 4.46 gear ratio provides optimal performance for mixed driving conditions.

Installation Guide: Download Official Ford Performance Installation Instructions (PDF)

Technical Specifications:
Axle Type: M220 Rear Axle Assembly
Gear Ratio: 4.46:1
Construction: Heavy-Duty Steel Housing
Application: OEM Replacement / Performance Upgrade

What’s in the Box:
(1) M220 Rear Axle Assembly (4.46 Ratio)
(1) Pre-Installed Differential & Gear Set
(1) Axle Housing Assembly