Tuff Country 34221KN 4.5" Long Arm Lift Kit with Coil Springs and Rear Blocks That Fit Both 3.5Ó & 4Ó Rear Axle Tube with SX8000 Shocks
Tuff Country
34221KN
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Tuff Country 34221KN 4.5" Long Arm Lift Kit with Coil Springs and Rear Blocks That Fit Both 3.5Ó & 4Ó Rear Axle Tube with SX8000 Shocks
Product Details
Description
Upgrade your Dodge Ram 2500/3500 4WD with the Tuff Country 34221KN 4.5" Long Arm Lift Kit. This bolt-on suspension system combines a robust long-arm design, coil springs, rear blocks, and SX8000 shocks to boost off-road capability while preserving highway comfort.
- Lift Height: 4.5" front lift designed to accommodate larger tires and enhance ground clearance.
- Long-Arm Articulation: Dual long-arm geometry delivers greater wheel travel for improved off-road performance and stability on rough terrain.
- Shocks Included: SX8000 nitro gas shocks provide controlled damping and reliable fade resistance across challenging terrain.
- Coil Springs & Rear Blocks: Front coils paired with rear blocks create balanced ride height and a confident stance.
- Greasable & Rebuildable Joints: Reduce suspension binding and simplify maintenance for long-term durability.
- Relocation Brackets: Pitman arm and track bar relocation brackets are included to maintain proper geometry after the lift.
- Bolt-On Installation: Engineered for straightforward, no-wabrication installation with common tools.
- Compatibility & Notes: Fits 2007–2008 Dodge Ram 2500/3500 4WD; not compatible with Off-Roadster factory-lifted models; 2-piece rear driveshafts may require carrier bearing drop; supports up to 36" x 12.5" tires.
- Warranty: Backed by Tuff Country with a limited lifetime warranty for lasting peace of mind.
- Brand & Expertise: From a trusted name with 35+ years of suspension engineering and a leading global retailer footprint.
- Included Components: Complete kit with long arms, SX8000 shocks, coil springs, rear blocks, mounting hardware, and necessary brackets.
This 4.5" long-arm lift is designed to transform your truck’s on- and off-road behavior. Expect sharper steering response, reduced bump steer, and improved traction as you tackle rocky trails, desert runs, and heavy loads. The combination of proven long-arm geometry, sturdy shocks, and rebuildable joints delivers a practical, value-driven upgrade that keeps road manners intact while expanding your truck’s adventure potential.
| Year Range | Make | Model | Drivetrain | Fitment Note |
|---|---|---|---|---|
| 2007-2008 | Dodge | Ram 2500 | 4WD | July And Up - Will not fit Off-Roadster Models (they come equipped with a factory lift). |
| 2007-2008 | Dodge | Ram 3500 | 4WD | July And Up - Will not fit Off-Roadster Models (they come equipped with a factory lift). |
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.