Product Details

Description

Upgrade your leaf-spring 4WD with the Tuff Country 79003 3" cast iron lift blocks. This pair is engineered to lift the rear end and fine-tune the rear axle angle, helping restore driveline alignment after suspension changes.

  • Lift Height: 3 inches of rear lift when installed with leaf-spring suspensions
  • Block Dimensions: 5 inches wide and 3 inches tall for a stable, precise fit
  • Material: Heavy-duty cast iron for enduring strength and durability
  • Tapered Design: Precision taper to adjust and optimize the rear axle angle
  • Pair Included: Set of two lift blocks to maintain balanced rear geometry
  • Designed For: Rear axle applications only, specifically for vehicles with leaf-spring suspensions

These lift blocks are built to withstand off-road conditions while keeping your driveline angles in check, reducing vibrations and wear after lifting. The tapered profile ensures the rear axle remains aligned as you gain height, delivering improved clearance and more confident handling on rugged terrain. Use them as a reliable, paired solution to maintain symmetry and performance on the trail and on the highway.

Specifications:


Single or Multi-Box Packaging: Single Box
Weight: 12.0 lb


FAQs

Please read our FAQs page to find out more.

Will this part fit my vehicle?

Fitment varies by year, make, model, drivetrain, and lift height. Always use the vehicle fitment selector or refer to the fitment notes on the product page before purchasing. If you’re unsure, our team can help confirm compatibility.

Are Tuff Country products street legal?

Most Tuff Country products are designed for on-road and off-road use, but local laws and regulations vary by state and country. It is the customer’s responsibility to ensure compliance with local vehicle regulations after installation.

Is professional installation required?

Professional installation is recommended but not required. Many products can be installed by experienced DIYers with proper tools. However, improper installation can affect ride quality, safety, and warranty coverage.

Will this affect my ride quality?

Tuff Country products are engineered to balance ride comfort, performance, and durability. Ride quality can change depending on lift height, vehicle setup, tire size, and other suspension components.

Are Tuff Country products covered by a warranty?

Yes. Tuff Country products are backed by a manufacturer warranty that covers defects in materials and workmanship. Warranty terms vary by product type and do not cover damage caused by misuse, improper installation, or normal wear.

Can I run larger tires with this product?

Many Tuff Country lift kits and suspension components allow for larger tire sizes, but maximum tire clearance depends on wheel offset, tire width, and vehicle configuration. Refer to the product details or contact support for guidance.

What is the return policy?

Unused, uninstalled products may be eligible for return within the stated return window. Items must be in new condition and returned in original packaging. Shipping costs and restocking fees may apply.

Who can I contact if I have questions?

Our customer support team is available to help with fitment questions, installation guidance, and order support. Reach out before purchasing if you want to ensure you’re selecting the right part for your build.

Didn’t find your answer?

Don't hestitate to contact us

Free shipping on Orders Over $75

Selling Suspension Systems for 35+ Years

Tuff Country EZ-Ride Suspension was incorporated over 35 years ago, realizing the desperate need for quality suspension products in the after market world.

Learn More