Tuff Country 13742k 3" Lift Kit with Heavy Duty Front Springs and Rear Blocks No Shocks
Tuff Country
13742K
Pairs well with
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Limited Lifetime Warranty
Made in the USA
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Tuff Country 13742k 3" Lift Kit with Heavy Duty Front Springs and Rear Blocks No Shocks
Product Details
Description
Elevate your GMC Suburban with the Tuff Country 3-inch lift kit (13742K). Designed for 1988–1991 Suburban 3/4-ton 4WD models, this kit delivers a straightforward, value-driven upgrade that boosts ground clearance and enables larger tires, backed by Tuff Country’s decades of suspension expertise and a limited lifetime warranty.
- Lift Height: 3-inch front lift paired with rear blocks to achieve a balanced, capable stance for 33" x 12.5" tires
- Heavy-Duty Front Springs: Reinforced leaf springs engineered for big-block engines, snow plows, or heavy aftermarket bumpers
- Rear Blocks: 3-inch cast-iron blocks provide solid rear lift and axle alignment
- Noise Reduction: Teflon pads included to help minimize squeaking and ride noise
- Tire Compatibility: Enables use of 33" x 12.5" tires for improved ground clearance and off-road capability
- Shocks Included: No shocks included — reuse your existing shocks or upgrade separately
- Installation Time: Average install time is typically 4–6 hours, depending on workspace and tools
- What’s Included: 2 heavy-duty front leaf springs, 2 EZ-Ride rear springs, front and rear U-bolts, brake line extension kit, hardware, and spring eye bolts
- Warranty: Limited lifetime warranty on leaf springs for long-term confidence
This kit is built to deliver practical, dependable lift without adding unnecessary complexity. The heavy-duty front springs support heavy loads and power requirements, while the rear blocks preserve proper axle geometry after lifting. The result is a stable, versatile platform ideal for improved ground clearance, tire upgrade potential, and everyday driving confidence—whether you’re navigating rural roads, tackling light trails, or loading gear for weekend adventures.
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.