Tuff Country 13713KN 3" Lift Kit with Heavy Duty Front Springs & 52" Rear Springs with SX8000 Shocks
13713KN
Pairs well with
Tuff Country 13713KN 3" Lift Kit with Heavy Duty Front Springs & 52" Rear Springs with SX8000 Shocks
Product Details
Description
Lift your classic Chevy/GMC 4WD with confidence using the Tuff Country 13713KN 3" Lift Kit. This complete package delivers a true 3-inch lift with heavy-duty components designed for reliability, durability, and real-world value.
- Lift Height: 3" front and 3" rear lift for a balanced stance and improved ground clearance
- Front Springs: Heavy-duty front springs built to handle snow plows, big-block engines, or heavy aftermarket bumpers
- Rear Springs: 52" rear springs provide robust support and long-lasting ride height
- Shocks Included: SX8000 shocks included to deliver controlled damping across varied terrain
- Noise Reduction: Teο¬on pads used to minimize noise and squeaking for a smoother ride
- Bushings: Polyurethane bushings included with springs for durability and reduced play
- Tire Fitment: Supports up to 33" x 12.5" tires for a capable, aggressive look
- Warranty: Limited lifetime warranty on all lift kits
- Vehicle Fitment: Designed for 1973β1987 Chevy Blazer 4WD, Suburban K1500 4WD, and Truck K1500 4WD; 1973β1987 GMC Jimmy 4WD, Suburban K1500 4WD, and Truck K1500 4WD. Not compatible with diesel engine models
- Installation Note: Factory front & rear shocks must be replaced with new extended shocks for proper installation. If you havenβt purchased extended shocks, select them in the Options above
The kit is engineered for serious durability and straightforward use, making it a practical upgrade for weekend warriors and daily drivers alike. With 3 inches of lift, you gain meaningful ground clearance for rugged roads and light trails, along with better approach and departure angles. The combination of heavy-duty springs, long rear leaves, and SX8000 shocks delivers a balanced ride that keeps loads and tow points in check, while teο¬on pads and polyurethane bushings minimize noise and wear over time. Backed by Tuff Countryβs lifetime warranty, this lift kit reflects more than three decades of suspension expertise and a commitment to dependable performance.
Installation Notes
Heavy Duty springs recommended for vehicles with big block engines, snow plows or heavy frontVehicle Fitment
| Vehicle | Years | Attributes |
|---|---|---|
| Chevy Blazer | 1973-1987 |
Drivetrain: 4WD Fit. Notes: Will Not Fit Diesel Engine Models |
| Chevy Suburban K1500 | 1973-1987 |
Drivetrain: 4WD Fit. Notes: Will Not Fit Diesel Engine Models, Fits 1/2-Ton Models |
| Chevy Truck K1500 | 1973-1987 |
Drivetrain: 4WD Fit. Notes: Will Not Fit Diesel Engine Models, Fits 1/2-Ton Models |
| GMC Jimmy | 1973-1987 |
Drivetrain: 4WD Fit. Notes: Will Not Fit Diesel Engine Models |
| GMC Suburban K1500 | 1973-1987 |
Drivetrain: 4WD Fit. Notes: Will Not Fit Diesel Engine Models, Fits 1/2-Ton Models |
| GMC Truck K1500 | 1973-1987 |
Drivetrain: 4WD Fit. Notes: Will Not Fit Diesel Engine Models, Fits 1/2-Ton Models |
Packaging Details
| SKU | Box | Weight | Length | Width | Height | UPC |
|---|---|---|---|---|---|---|
| TUF-13713KN | β | β | β | β | β | 698815008719 |
| TUF-13713KN1-4 | 1 of 4 | 46 lbs | 29" | 15" | 6" | 698815008726 |
| TUF-13713KN2-4 | 2 of 4 | 92 lbs | 49" | 13" | 4" | 698815008733 |
| TUF-13713KN3-4 | 3 of 4 | 60 lbs | 52" | 12" | 4" | 698815008740 |
| TUF-13713KN4-4 | 4 of 4 | 60 lbs | 52" | 12" | 4" | 698815008757 |
Total Weight: 258 lbs Β Shipping Type: Standard
Bill of Materials
| Description | SKU | Quantity |
|---|---|---|
| 13713KN - Box 1 of 4 | 13713KN1-4 | 1 |
| 13713KN - Box 2 of 4 | 13713KN2-4 | 1 |
| 13713KN - Box 3 of 4 | 13713KN3-4 | 1 |
| 13713KN - Box 4 of 4 | 13713KN4-4 | 1 |
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 youβre 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 customerβs 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 youβre selecting the right part for your build.
Free shipping on Orders Over $150
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.