Tuff Country Rear Axle U-Bolts

2003–2013 Dodge Ram 2500/3500 5.7L Hemi & 5.9L/6.7L Diesel

Part #: 36002

Overview

The Tuff Country Rear Axle U-Bolts are engineered specifically for lifted Dodge Ram 2500 and 3500 trucks equipped with 4-inch axle tube lifts and 4-inch blocks. Designed to secure the rear axle firmly in place, these u-bolts provide the necessary strength and durability to maintain suspension integrity after lift kit installation. Ideal for owners of 2003 through 2013 Dodge Ram models with 5.7L Hemi, 5.9L Diesel, or 6.7L Diesel engines, these u-bolts ensure reliable performance under demanding conditions.

Constructed to withstand the added stresses of lifted suspensions, these u-bolts help maintain proper alignment and handling characteristics, making them an essential upgrade for lifted trucks used in off-road, towing, or heavy-duty applications.

Key Features

Designed with durability and fitment precision in mind, the Tuff Country Rear Axle U-Bolts offer the following benefits:

• Specifically sized for 4-inch axle tube lifts and 4-inch blocks on Dodge Ram 2500/3500 models
• Zinc-plated finish for superior corrosion resistance and long-lasting protection
• Includes four u-bolts, nuts, and washers for a complete installation kit
• Engineered to maintain axle alignment and suspension geometry after lift installation
• Compatible with both diesel and Hemi engine variants from 2003 to 2013
• Heavy-duty construction designed to handle increased suspension loads
• Precision manufactured to ensure a secure and reliable fit without modifications

Construction & Design

Tuff Country u-bolts are crafted from high-strength steel and finished with a zinc plating process that provides excellent resistance to rust and corrosion, even in harsh environments. This robust construction ensures that the u-bolts maintain their structural integrity over time, preventing loosening or failure under heavy loads. The design accommodates lifted suspension setups, providing the correct length and diameter to fit 4-inch axle tube lifts paired with 4-inch blocks, ensuring a secure clamp on the axle housing.

Each component, including nuts and washers, is engineered to withstand the rigors of off-road driving and heavy-duty use, delivering dependable performance and peace of mind for truck owners.

Installation & Fitment

Installation of the Tuff Country Rear Axle U-Bolts is straightforward for anyone familiar with suspension lift kits. These u-bolts are designed to replace factory hardware when installing 4-inch axle tube lifts and 4-inch blocks on the rear suspension of Dodge Ram 2500 and 3500 trucks. No additional modifications are required, making them a direct fit for the specified model years and engine types.

Proper torque specifications should be followed during installation to ensure safety and optimal performance. This kit is compatible with the following vehicles:

• 2003–2007 Dodge Ram 2500 and 3500 with 5.9L Diesel
• 2003–2010 Dodge Ram 2500 and 2003–2009 Dodge Ram 3500 with 5.7L Hemi
• 2008–2010 Dodge Ram 2500 and 2008–2009 Dodge Ram 3500 with 6.7L Diesel
• 2011–2013 Ram 2500 and 2011–2012 Ram 3500 with 5.7L Hemi or 6.7L Diesel

What's Included

• 4 Zinc-plated rear axle u-bolts
• 4 Nuts
• 4 Washers

Ideal For

This u-bolt kit is ideal for Dodge Ram 2500 and 3500 owners who have installed or plan to install a 4-inch axle tube lift with 4-inch blocks on their trucks. It is perfect for enthusiasts who require reliable, heavy-duty suspension components that maintain vehicle stability and safety after lifting. Whether used for off-road adventures, towing, or daily driving, these u-bolts provide the strength and corrosion resistance needed for demanding applications.

Tuff Country builds lift kits, leveling kits, and suspension components aimed at improving off-road clearance and capability for trucks, SUVs, and Jeeps. With a focus on durability and enthusiast fitment, Tuff Country systems help owners run larger tires and tackle rougher terrain while maintaining solid on-road drivability.