Product Details

Description

The Tuff Country 40002 4" Rear Air Bag Spacer Kit (tapered) is a pair of spacers designed for lifted trucks and SUVs that use air bag helper springs. It adds a precise 4-inch rear lift with a straightforward, hand-tool installation.

  • Lift height: 4" rear lift using tapered spacers designed to complement lifted suspensions
  • Compatibility: Fits Firestone & Air Lift air bags
  • Material: 1/8" reinforced tubing for durability
  • Design: Tapered spacers to work with tapered lift blocks
  • Installation: Easy installation with common hand tools
  • Hardware included: Complete mounting hardware and spacers included for a complete install
  • Brand: From trusted suspension experts, Tuff Country

This spacer kit is ideal for restoring or achieving a level stance on boosted rear heights while preserving air bag performance. It leverages your existing air bag system, so no air bag replacement is needed. The 1/8" reinforced tubing provides solid durability, and the tapered design accommodates vehicles with tapered lift blocks for a secure, snug fit. When selecting spacers, match the spacer size to the rear lift of your vehicle, and use tapered spacers if you have a tapered lift block installed for optimal results.

Specifications:


Single or Multi-Box Packaging: Single Box
Weight: 6.0 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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