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The UnderCover SwingCase passenger-side storage box for 2020–2026 Chevrolet Silverado and GMC Sierra 2500/3500 HD provides lockable, swing-out storage that keeps gear accessible and protected. Molded from weatherproof ABS with a moisture seal, it supports up to 75 lb, uses a quick-release latch and lockable lid, and is compatible with most tonneau covers. The SwingCase frees bed space while keeping tools and supplies within reach.
UnderCover 2020 Chevy Silverado 2500/3500 HD Passengers Side Swing Case - Black Smooth
