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Product Details

Description

Lift and level your 2005–2006 Toyota Tundra with the Tuff Country 55902 4.5-inch lift kit. Designed for both 2WD and 4WD Tundras, this non-knuckle design uses rear blocks and U-bolts to achieve a balanced stance that accommodates larger tires and enhances off-road capability.

  • Non-Knuckle Design: Uses rear blocks and U-bolts to raise the rear without changing the knuckle geometry, simplifying installation and maintenance.
  • Rear Lift with Level Stance: Lifts the rear of the vehicle by 3 inches to achieve a level, more aggressive look while improving overall compatibility with larger tires.
  • Front Lift with Factory Strut Retention: Front end gains substantial clearance (roughly 5 inches overall), with the option to retain stock front struts for a smoother transition.
  • One-Piece Sub-Frame: Increases rigidity and durability for improved handling and long-term reliability on rough terrain.
  • Upper Coil/Strut Spacer: Maintains a near-factory ride feel while providing the necessary lift and geometry corrections.
  • New Ball Joint with Upper Spacer: Enhances steering control and alignment when running larger tires.
  • 33" Tire Compatibility: Allows installation of 33" x 12.5" tires for enhanced ground clearance and traction.
  • Rim Backspacing & Wheel Note: Requires rims with 4.75" backspacing or less; factory rims will not fit with this kit.
  • Shocks Not Included: Extended rear shocks are required for proper installation; select shocks and boots in the options if you haven’t purchased them yet.
  • Complete Hardware & Lifetime Warranty: Comes with all necessary mounting hardware; backed by Tuff Country’s limited lifetime warranty for long-term confidence.
  • Vehicle Fitment: Specifically designed for 2005–2006 Toyota Tundra (2WD/4WD), expanding tire clearance and capability without a full knuckle swap.

This kit is built for practical, real-world useβ€”whether you’re chasing weekend trails or cruising daily duties. It delivers a confident, balanced stance, room for larger tires, and solid durability, all supported by a trusted brand with decades of suspension experience. When paired with the appropriate extended shocks, boots, and correct wheel setup, you’ll enjoy improved ground clearance, better approach/departure angles, and a more capable Tundra that still rides with everyday comfort.


Installation Notes

Requires new rims with 4. 75" backspacing or less

Vehicle Fitment

Vehicle Years Attributes
Toyota Tundra 2005-2006 Drivetrain: 4WD, 2WD

Packaging Details

SKU Box Weight Length Width Height UPC
TUF-55902 1 of 1 105 lbs 35" 18" 9" 698815559020

Total Weight: 105 lbs Β  Shipping Type: Standard

Bill of Materials

Description SKU Quantity
Ball Joint Spacer T5I-02 2
Center Rack and Pinion Relocation Bracket TOYRACK-02 1
Driver Side Differential Relocation Bracket TOYDSDIFF-01 1
Driver Side Steering Knuckle Support Bracket T5I-15 1
Driver Side Sway Bar Relocation Bracket TOYDSSWAY-01 1
Hardware Bag 55900NB1 1
Hardware Bag 55902NB2 1
Hardware Bag 55902NB3 1
Hardware Bag 916NW 1
Passenger Side Differential Relocation Bracket TOYPSDIFF-01 1
Passenger Side Rack and Pinion Relocation Bracket TOYRACK-01 1
Passenger Side Steering Knuckle Support Bracket T5I-16 1
Passenger Side Sway Bar Relocation Bracket TOYPSSWAY-01 1
Rear Brake Proportioning Valve Relocation Bracket TOYBRAKE-01 1
Rear Lift Block BL301 2
Steering Shaft Extension Bracket TOYSTEER-02 1
Subframe TOYSUB-01 1
U-Bolt - 9/16"-12 x 2 9/16" x 9 5/8" Square Bend 5U-247S 4
Upper Strut Spacer (Steel) T5I-03 2

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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