UnderCover SwingCase Truck Bed Storage Box (SC105P) for Silverado/Sierra (Passenger Side)
Swing-out truck bed box that stays clear of the bed rails and works with most tonneau covers. It includes an organizational tray, moisture seal, and a locking lid for secure storage. Customers note easy installation and solid latches but mention fitment concerns on certain GMC/dually models
Highlights
- nearly 180-degree swing-out access
- 105-lb weight capacity
- key-lockable lid
Pros
- Swing-out access for easy reach
- Locking lid for security
- Moisture seal for protection
- Organizational tray included
- Simple installation
Cons
- Mixed feedback on lid closing reliability
- Reported fit issues on some GMC 2020 dually models
- Hinges reported to fail over time
Best For
Features
- Fits 2020-2025 Chevy/GMC Silverado/Sierra 2500/3500HD passenger side; USA-made with global materials
- Swing-out design provides ~180-degree access from the tailgate and folds over the wheel well when closed
- Locks with a key-lockable lid and supports up to 75 lbs of cargo with an internal organizational tray
- Moisture seal helps protect contents from the elements; compatible with soft, hard, folding, and rolling tonneau covers
- Easy installation with no special tools; backed by a 1-year warranty and US-based support
