Tuff Country 14159 4" Lift Kit Upper Control Arm Kit with Rear Blocks & U-Bolts No Shocks
Tuff Country
14159
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Tuff Country 14159 4" Lift Kit Upper Control Arm Kit with Rear Blocks & U-Bolts No Shocks
Product Details
Description
The Tuff Country 14159 4" Lift Kit is a complete upper control arm kit with rear blocks and U-bolts designed for 2014–2018 Chevy Silverado 1500 and GMC Sierra 1500 4WD. It delivers a 4-inch front lift and 2-inch rear lift with a focus on value, reliability, and a near‑factory ride — and shocks are not included.
- Lift Height: 4" front / 2" rear, delivering a bold stance while maintaining driveability.
- Includes: Upper control arm drop / strut spacer kit, rear blocks, U-bolts, plus all necessary mounting hardware.
- Shocks Included: Not included — designed to work with your preferred dampers if you choose to upgrade.
- Rim Backspacing: Requires new rims with 4.5" backspacing; factory rims will not fit.
- Tire Fitment: Enables use of 33" x 12.5" tires for improved ground clearance and an aggressive look.
- Vehicle Compatibility: Fits 2014–2018 Chevy Silverado 1500 4WD and 2014–2018 GMC Sierra 1500 4WD with Aluminum OE Arms or Stamped Two Piece Steel OE Arms; excludes Magnetic Ride Control or Air Suspension.
- Installation Note: No drilling required to install.
- Craftsmanship & Warranty: Proudly made in the USA and backed by a Limited Lifetime Warranty.
With more than 25 years of suspension expertise, Tuff Country provides a reliable upgrade that helps you tackle tougher terrains while preserving ride quality. The kit’s design maintains favorable geometry and offers a straightforward path to a more capable pickup, backed by a strong warranty and trusted support from the #1 retailer of Tuff Country products.
| Year Range | Make | Model | Drivetrain | Fitment Note |
|---|---|---|---|---|
| 2014-2018 | Chevy | Silverado 1500 | 4WD | with Aluminum OE Arms Or Stamped Two Piece Steel OE Arms. Will not fit with Magnetic Ride Control or Air Suspension |
| 2014-2018 | GMC | Sierra 1500 | 4WD | Requires new rims with 4.5” backspacing or less. Will not fit with Magnetic Ride Control or Air Suspension |
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.
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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.