


Tuff Country 14960KN 4" Lift Kit with Knuckles and 3 Piece Sub-Frame with SX8000 Shocks
Tuff Country
14960KN
Pairs well with
Expert Post-Purchase Assistance
Limited Lifetime Warranty
Made in the USA
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Tuff Country 14960KN 4" Lift Kit with Knuckles and 3 Piece Sub-Frame with SX8000 Shocks
Product Details
Description
Upgrade your 2006 Chevy Silverado 1500 4WD or 2006 GMC Sierra 1500 4WD without Air Ride Shocks with a rugged 4" lift kit from Tuff Country. This bolt-on system combines knuckles, a three-piece sub-frame, and SX8000 shocks to deliver confident off-road capability with a bold, balanced stance.
- Lift Height: 4" front and 4" rear for a true, uniform stance
- Includes Knuckles: New steering knuckles that correct alignment and eliminate the need to drop upper control arms
- Multi‑Piece Sub-Frame: Design simplifies installation and makes alignment tracking easier
- Shocks Included: SX8000 shocks included to deliver controlled damping and improved ride quality
- Tire Fitment: Accommodates up to 33" x 12.5" tires for a robust, capable look
- Installation Notes: Factory length shocks must be replaced with extended shocks to install properly
- Wheel Compatibility: Rim with 4.5" wheel offset or less required
- Warranty: Backed by a limited lifetime warranty for long-term peace of mind
- Compatibility: Specifically designed for 2006 Silverado 1500 4WD and 2006 Sierra 1500 4WD w/o Air Ride Shocks
This kit is built for real-world use: it brings stock-ground clearance up to a confident 4" while preserving drivability on daily commutes. The included knuckles and three-piece sub-frame reduce installation complexity and front-end work, so you can enjoy a steadier ride and improved approach angles off-road. With SX8000 shocks, you’ll notice steadier handling and better control when navigating rough terrain. The combination of lift, larger tire capacity, and a durable build makes this Tuff Country kit a practical choice for weekend trails and daily driving alike.
| Year Range | Make | Model | Drivetrain | Fitment Note |
|---|---|---|---|---|
| 2006 | Chevy | Silverado 1500 | 4WD | without Air Ride Shocks |
| 2006 | GMC | Sierra 1500 | 4WD | without Air Ride Shocks |
Specifications:
Packaging Details
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.

