Product Details

Description

The Tuff Country 17758 Rear U-Bolt Kit provides a durable, corrosion-resistant solution for securing leaf springs on lifted trucks. Designed for use with springs or Add-A-Leafs, it’s ideal for owners upgrading suspension on 4WD pickups that sit higher than stock.

  • Includes four U-bolts with nuts and washers: Complete kit ready for installation.
  • Zinc-plated steel: Offers strong corrosion resistance in harsh under-vehicle environments.
  • Dimensions: 5/8" bolt diameter, 14" length, 5" inside diameter with a round bend for a secure, uniform clamp.
  • Designed for lifted vehicles: Specifically engineered to maintain proper spring seating after lift installations.
  • Vehicle compatibility: Fits 1980–1997 Ford F-250/F-350 4WD and 1999–2004 Ford F-250/F-350 4WD, including models with contact overloads.

By upgrading to the 17758 U-bolt kit, you gain dependable rear spring mounting that supports lifted configurations and heavy loads. The zinc finish helps resist rust from road salt and moisture, extending the life of the hardware and maintaining ride integrity. The 14" length and round bend design accommodate taller ride heights while providing a secure clamp, and the included nuts and washers simplify installation. This kit is a practical, long-term solution for replacing worn factory u-bolts or adding compatibility with Add-A-Leafs on compatible 4WD trucks.


Year Range Make Model Drivetrain Fitment Note
1980–1997 Ford F250 4WD
1999–2004 Ford F250 4WD
1999–2004 Ford F250 4WD with Contact Overloads
1980–1997 Ford F350 4WD
1999–2004 Ford F350 4WD

Specifications:


Single or Multi-Box Packaging: Single Box
Weight: 11.0 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.

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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.

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