Tuff Country 79005 3" Lift Blocks 2.5" Width Tapered - Pair
Tuff Country
79005
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Tuff Country 79005 3" Lift Blocks 2.5" Width Tapered - Pair
Product Details
Description
Tuff Country 79005 3-inch cast iron lift blocks pair delivers a solid rear-end lift for trucks with leaf-spring suspensions. Built for 4WD Chevy Silverado and GMC Sierra models, this pair adds reliable height and improved clearance where you need it most.
- Lift height: 3" lift (pair provides the overall rear-end height increase when installed on a leaf-spring rear suspension)
- Width: 2.5" per block; 5" total width when used as a pair
- Height: 3" tall cast-iron blocks
- Material: Cast iron construction for durability and long-lasting performance
- Compatibility: Designed for rear axles with leaf springs on 4WD pickups
- Vehicle fitment: 2007–2019 Chevy Silverado 1500 4WD; 2001–2010 Chevy Silverado 2500HD 4WD; 2001–2010 Chevy Silverado 3500 4WD; 2007–2019 GMC Sierra 1500 4WD; 2001–2010 GMC Sierra 2500HD 4WD; 2001–2010 GMC Sierra 3500 4WD
These lift blocks are designed to elevate the rear axle, improving stance, towing clearance, and load handling for trucks with leaf-spring suspensions. The robust cast-iron construction resists deformation under heavy loads, delivering consistent performance across a wide range of tasks—from daily driving to hauling gear or towing a trailer. Pairing these blocks with compatible front-end adjustments helps achieve a balanced, level ride and enhanced overall stability.
| Year Range | Make | Model | Drivetrain | Fitment Note |
|---|---|---|---|---|
| 2007–2019 | Chevy | Silverado 1500 | 4WD | |
| 2001–2010 | Chevy | Silverado 2500HD | 4WD | |
| 2001–2010 | Chevy | Silverado 3500 | 4WD | |
| 2007–2019 | GMC | Sierra 1500 | 4WD | |
| 2001–2010 | GMC | Sierra 2500HD | 4WD | |
| 2001–2010 | GMC | Sierra 3500 | 4WD |
Specifications:
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.
Free shipping on Orders Over $75
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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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.