SKU: K53156
ICON 2007-2021 Toyota Tundra RXT Stage 2 System
The ICON RXT Stage 2 Rear Suspension System transforms 2007-2021 Toyota Tundra rear suspension with a multi-rate leaf spring, hydraulic bump stop kit, and choice of three 2.5 Aluminum Series shocks. Developed through the ICON1K testing program pushing Tundras in extreme off-road conditions, this kit delivers 20% more wheel travel and adjustable spring rates for high-speed desert runs or remote expeditions. It fits all 2WD and 4WD Tundra models including SR5, Limited, TRD Pro, and more.
Key Features
- Multi-Rate Leaf Spring: All-new progressive leaf pack replaces OE springs with tunable rates up to 1200 lb/in for customized load handling and ride quality across setups.
- Hydraulic Bump Stop Kit (58551DJ): Prevents harsh bottom-outs with progressive damping, maintaining control during aggressive off-road impacts.
- 2.5 Aluminum Series Shocks: Choose 58545DJ standard travel, 58546DJ extended travel, or 58547DJ bump-zone for precise damping tailored to driving style.
- 20% Wheel Travel Increase: Overcomes OE limitations for superior articulation, stability, and traction on rough terrain.
- ICON1K Tested: Proven in over 1,000 miles of extreme abuse to ensure durability and performance in real-world conditions.
Product Notes
- Requires replacement of OE leaf springs and bump stops during installation.
- Adjust leaf spring rate via included shims for payload or towing variations.
- Heavy item ships freight. signature required upon delivery.
Installation Notes
- Professional installation recommended.
- 2-4 hours per side with standard tools. torque specs provided in instructions.
- Compatible with factory U-bolts and shackles. aftermarket bump stops optional.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2021 | Toyota | Tundra | 1794 Edition |
| 2007-2013 | Toyota | Tundra | Base |
| 2007-2021 | Toyota | Tundra | Limited |
| 2013-2021 | Toyota | Tundra | Platinum |
| 2014-2021 | Toyota | Tundra | SR |
| 2007-2011,2014-2021 | Toyota | Tundra | SR5 |
| 2021 | Toyota | Tundra | Trail |
| 2015-2017,2019-2021 | Toyota | Tundra | TRD Pro |
Why Choose ICON?
- ICON leads off-road suspension innovation with decades of real-world development.
- Components built for extreme durability using 6061 aircraft-grade aluminum and high-strength steel.
- Engineered and tested in California deserts for precise fit and function on Toyota Tundra.
Frequently Asked Questions
- Q: Does this fit both 2WD and 4WD 2007-2021 Toyota Tundra models?
A: Yes, K53156 installs on all 2WD and 4WD Tundra variants from 2007-2021 without modifications. - Q: What materials are used in the shocks and leaf springs?
A: Shocks feature 2.5-inch aluminum bodies with 18mm PTFE-lined spherical bearings. leaf springs use heat-treated steel with DuBetic anti-friction coating. - Q: What is the warranty on this system?
A: ICON provides a limited lifetime warranty on the leaf springs and shocks against manufacturing defects.
Shipping & Handling
- Method: Freight ground shipping
- Availability: Special order – ships within 3-5 business days
- Packaging: Oversized box 60 x 24 x 24 inches
- Weight: 185 lbs





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