Installation Time
(approx) 30 Minutes
Difficulty Level:
Simple installation for anyone.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Underseat Storage with Lockable Lid; Black (20-26 Sierra 3500 HD Crew Cab)Find parts that fit my vehicle
Item SHG8858
Our Price
$409.99 each
Military, Medical & First Responders
$20.50 Available in AT Cash Rewards.
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- Lockable Heavy-Duty Under Seat Storage
- Includes Two Keys For Security
- Compatible With 2020-2026 Heavy Duty Crew Cab
- Requires Removal Of Factory Storage Tray For Installation
- Minimal Tools Required For Installation
- Instructions Provided With Purchase
- Custom-Designed For Specific Crew Cab Trucks
- Does Not Fit Double Cab Models
- Dimensions: 55.25 Inches Long By 19.25 Inches Wide By 10.5 Inches High
- Total Weight: 22 Pounds
- Includes Limited Lifetime Warranty
- Fits 2020-2026 Sierra 3500 HD Crew Cab
Description
Secure Truck Storage. The Underseat Storage with Lockable Lid in Black provides an organized, secure space beneath the rear seat of your truck. It maximizes storage capacity while keeping tools, gear, and firearms safe and out of sight, making it ideal for professionals and outdoor enthusiasts who need dependable truck storage solutions.
Construction and Appearance. Crafted from heavy-duty roto-molded plastic, this rugged storage box resists flexing and bending to ensure durability under tough conditions. Its black finish offers a seamless, factory-like appearance that integrates cleanly into your truck's interior.
Installation. Installation is straightforward and requires minimal tools. The factory under-seat storage tray must be removed to accommodate the box. No drilling is necessary, and detailed instructions are included to ensure a smooth fit.
Warranty. This product includes a limited lifetime warranty, reflecting confidence in its quality and durability.
Application. Specifically engineered to fit 2020-26 Sierra 3500 HD Crew Cab models, excluding double cab variants and requiring the removal of the factory storage tray for installation.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Underseat Storage
4.3
Customer Reviews (6)
Questions & Answers
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Will It Fit My Sierra 3500
- 6.6L V8 - 20, 21, 22, 23, 24, 25, 26
- 6.6L V8 Duramax - 20, 21, 22, 23, 24, 25, 26
