Installation Time
(approx) 4 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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ReadyLIFT 3-Inch SST Suspension Lift Kit (20-26 Sierra 3500 HD)Find parts that fit my vehicle
Item SHG42124
Our Price
$479.95 kit
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- 3" Front/ 1" Rear SST Lift Kit
- Fits 2020-2026 MY GM HD 2500/3500 and Sierra 3500 HD
- SST Lift-Specific Forged Torsion Keys
- Front Inner Fender Bracket To Accommodate Larger Tires
- Allows For No-Trim 20x9 0 Offset On A 35x12.50 Tire
- Max With Trimming: 20x10 -18 Offset - 35x12.50. Some Fender Well Trim Variances May Occur Between Silverado And Sierra Models
- Fits Dual Rear Wheel Trucks
- Do Not Exceed 27” From Wheel Center To Fender Edge When Setting Torsion Key Adjustment Bolt; Exceeding This Causes Overlift, Reducing Suspension Down Travel
- Overlift Results In Poor Ride Quality And Premature Component Wear
- Fender Bracket Hardware Kit Qty 1
- 20 GM HD Front Fender Bracket Right Qty 1
- 20 GM HD Front Fender Bracket Left Qty 1
- Hardware Kit For 69-30320 Qty 1
- 1" Rear Block Qty 2
- GM HD 1" U-Bolt Kit Qty 1
- Laser Cut Washer Qty 4
- 1/2 Inch Differential Drop Spacer Qty 8
- Torsion Key Qty 2
- Estimated Installation Time: 5.5 Hours +/- 1 Hour (Excluding Alignment And Wheel/Tire Assembly)
| Brand | ReadyLIFT |
| Lift Height | 3.00 Inch |
| Lift Kit Type | Suspension Lift |
| Lift Kit Max Tire Size | 35 Inch |
| Brand of Shocks | ReadyLift |
| Rear Lift Type | Spacer |
| Shock Style | No Shock |
Description
High-Performance Lift Kit. The ReadyLIFT 3-Inch SST Suspension Lift Kit enhances vehicle height while maintaining proper suspension geometry and ride quality. It supports the use of larger tires with minimal trimming, improving off-road capability and appearance for HD trucks. This suspension upgrade is essential for enthusiasts seeking to optimize ground clearance and tire fitment.
Construction and Appearance. The kit includes forged torsion keys and laser-cut washers engineered for durability and precision. Heavy-duty brackets and rear blocks are fabricated from high-strength steel and feature a protective coating to resist corrosion and wear under harsh conditions.
Installation. The kit requires moderate mechanical skills and approximately 5.5 hours to install, not including alignment and wheel assembly. No drilling is necessary, providing a straightforward bolt-on upgrade for experienced mechanics.
Application. Specifically designed to fit 20-26 Sierra 3500 HD.
ReadyLIFT 69-30300
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (2) Forged Torsion Keys
- (2) Rear Lift Blocks
- (4) Shock Extensions
- (4) Extended Bump Stops
- (2) Front Inner Fender Brackets
Tech Guides:
- Lift Kit vs Leveling Kit: Which Upgrade Is Right for Your Truck?
- How Much Lift Does My Truck Need? Picking the Right Lift Height
- Pros and Cons of Lifting Your Truck: What Every Owner Should Know
- Towing Suspension Upgrades: Suspension Components to Improve Towing Capability
- Lift Kits - How Adding Ground Clearance Makes Trucks More Capable Off-Road
- Do Lifted Trucks Use More Fuel? MPG Loss by Lift Height, Tire Size, and How to Save
- What Is Rake? How Leveling Your Truck Improves Appearance
- FAQ What Are The Best Suspension Systems? How Suspension Systems Work
- Off-Road Suspension 101: What To Know Before You Go
- Lift Kits vs. Leveling Kits: What’s the Difference?
- 8 Most Popular Rides to Upgrade Suspensions in 2021
4.8
Customer Reviews (139)
Questions & Answers
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