Product Details

Description

Raise your Chevy/GMC K1500 4WD with confidence using the Tuff Country 16813KN 6-inch lift kit. Engineered for a solid, bolt-on install, it combines a proven upper control arm drop, a one-piece sub-frame, and SX8000 shocks to deliver rugged off-road capability with street-friendly handling.

  • Lift Height: 6 inches of front and rear lift, designed to accommodate larger tires and improve ground clearance.
  • Upper Control Arm Drop: Drops the upper control arms to restore proper steering geometry and reduce bump steer on lifted suspension.
  • One-Piece Sub-Frame: Provides added rigidity and helps eliminate squeaks and rattles for a smoother, more controlled ride.
  • SX8000 Shocks Included: Includes high-quality shocks engineered for the lifted setup to improve dampening and ride quality.
  • Bolt-On Installation: Designed for straightforward installation with factory mounts and minimal fabrication.
  • 35" Tire Compatibility: Optimized for 35" x 12.5" tires to deliver a bold, capable stance.
  • Rim Backspacing Requirement: Requires rims with 4.5" backspacing or less to fit properly with the lift.
  • Shocks Upgrade Note: Factory length shocks must be replaced with extended shocks to install this lift kit properly; options for shocks and boots are available.
  • Vehicle Fitment: Specifically for 1988–1998 Chevy/GMC K1500 4WD 6-Lug models (without Autotrac). Not compatible with dually configurations or GM models using a rear 2-piece driveshaft.
  • Warranty: Backed by a limited lifetime warranty, reflecting Tuff Country’s commitment to durable suspension systems.

This kit is ideal for weekend warriors and daily drivers who want serious off-road capability without sacrificing on-road manners. The combination of a reinforced one-piece sub-frame, arm geometry optimization, and ready-to-run SX8000 shocks translates to improved durability, better handling on rough terrain, and a confident, controlled ride when navigating washboards or trails. If you’re upgrading to 35-inch tires for a bolder look and enhanced capability, this kit provides a complete, integrated solution that’s designed to fit your era-specific 4x4 pickup and keep things tight and reliable for years to come.


Year Range Make Model Drivetrain Fitment Note
1988-1998 Chevy Truck K1500 4WD 6 Lug without Autotrac. Fits 1/2 Ton Models. Will Not Fit Dually Model.
1988-1998 GMC Truck K1500 4WD 6 Lug without Autotrac. Fits 1/2 Ton Models. Will not fit GM 88-98 with rear 2-piece drive shaft. Will not fit dually model.

Specifications:


Single or Multi-Box Packaging: multi-box (4)
Weight: 110.0 lb
Length: 33
Width: 24
Height: 13


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.

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