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by Retrax

Retrax 2020 Chevrolet / GMC HD 6ft 9in Bed 2500/3500 RetraxONE MX

Original price $1,599.99 - Original price $1,599.99
Original price
$1,599.99
$1,599.99 - $1,599.99
Current price $1,599.99
Availability:
15 in stock, ready to be shipped

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

The RetraxONE MX is a premium manual retractable tonneau cover designed for dependable protection, smooth operation, and long-term durability. Featuring a one-piece aluminum-reinforced polycarbonate construction, the MX eliminates hinges, joints, and other leak-prone wear points—providing the unmatched performance that's trusted by over a million truck owners. Engineered to perform in demanding environments, the RetraxONE MX offers exceptional impact resistance and UV protection—proven in extreme temperatures ranging from -50 to 200ºF. An advanced water management system seals tightly and directs excess moisture out of the bed through integrated drain tubes, safeguarding your cargo. Everyday utility is unmatched with the RetraxONE MX—with a simple lift of the latch and press of a button, the spring-loaded handle deploys for quick, one-handed operation. Inside the rails, exclusive CoreTrax™ technology delivers reliable, maintenance-free performance with precision ball bearings and a custom track system that resists sticking, freezing, and wear. Security and flexibility are two hallmarks of the RetraxONE MX. The cover can be locked in any position along the rails, allowing you to accommodate oversized items while keeping a portion of the bed shielded against water, dirt, and prying eyes. A streamlined, low-profile design sits flush with the bed rails for a subtle appearance that won't obstruct rear visibility. The textured matte black finish adds durability without distracting from your truck's factory appearance. At the front of the bed, a compact canister with a spiral track system ensures smooth retraction while minimizing friction, scuffs, and long-term wear. Installation is quick and easy thanks to the integrated clamp-on mounting system, requiring no drilling or permanent modifications. Most installations take under an hour using basic tools. Each RetraxONE MX is proudly engineered and assembled in the USA and is backed by a 1-year warranty.

Installation Instructions
  • 1-year warranty supported by dedicated product experts and customer service team based in the USA
  • CoreTrax™ technology with maintenance-free ball bearings for smooth, jam-resistant performance
  • Compact canister with spiral track system reduces friction, wear, and surface scratches
  • Sealed design with an advanced water management system and integrated drain tubes
  • Simple clamp-on installation with no cutting or drilling required
  • Durable aluminum side rails and tracks for long-lasting strength
  • Low-profile design with a premium textured matte black finish
  • Spring-loaded handle allows effortless one-handed operation
  • Key-lockable in any position for flexible cargo management
  • One-piece aluminum-reinforced polycarbonate construction
  • Installs in under 60 minutes with included hardware
  • Supports up to 200 lbs. of evenly-distributed cargo
  • Engineered and assembled in the USA
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Vehicle Compatibility 145 vehicles

Year Make Model Submodel
2020 Chevrolet Silverado 2500 HD Custom
2021 Chevrolet Silverado 2500 HD Custom
2022 Chevrolet Silverado 2500 HD Custom
2023 Chevrolet Silverado 2500 HD Custom
2024 Chevrolet Silverado 2500 HD Custom
2025 Chevrolet Silverado 2500 HD Custom
2026 Chevrolet Silverado 2500 HD Custom
2020 Chevrolet Silverado 2500 HD High Country
2021 Chevrolet Silverado 2500 HD High Country
2022 Chevrolet Silverado 2500 HD High Country
2023 Chevrolet Silverado 2500 HD High Country
2024 Chevrolet Silverado 2500 HD High Country
2025 Chevrolet Silverado 2500 HD High Country
2026 Chevrolet Silverado 2500 HD High Country
2020 Chevrolet Silverado 2500 HD LT
2021 Chevrolet Silverado 2500 HD LT
2022 Chevrolet Silverado 2500 HD LT
2023 Chevrolet Silverado 2500 HD LT
2024 Chevrolet Silverado 2500 HD LT
2025 Chevrolet Silverado 2500 HD LT
2026 Chevrolet Silverado 2500 HD LT
2020 Chevrolet Silverado 2500 HD LTZ
2021 Chevrolet Silverado 2500 HD LTZ
2022 Chevrolet Silverado 2500 HD LTZ
2023 Chevrolet Silverado 2500 HD LTZ
2024 Chevrolet Silverado 2500 HD LTZ
2025 Chevrolet Silverado 2500 HD LTZ
2026 Chevrolet Silverado 2500 HD LTZ
2020 Chevrolet Silverado 2500 HD WT
2021 Chevrolet Silverado 2500 HD WT
2022 Chevrolet Silverado 2500 HD WT
2023 Chevrolet Silverado 2500 HD WT
2024 Chevrolet Silverado 2500 HD WT
2025 Chevrolet Silverado 2500 HD WT
2026 Chevrolet Silverado 2500 HD WT
2020 GMC Sierra 2500 HD AT4
2021 GMC Sierra 2500 HD AT4
2022 GMC Sierra 2500 HD AT4
2023 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4
2025 GMC Sierra 2500 HD AT4
2026 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4X
2025 GMC Sierra 2500 HD AT4X
2026 GMC Sierra 2500 HD AT4X
2020 GMC Sierra 2500 HD Base
2021 GMC Sierra 2500 HD Base
2020 GMC Sierra 2500 HD Denali
2021 GMC Sierra 2500 HD Denali
2022 GMC Sierra 2500 HD Denali
2023 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali
2025 GMC Sierra 2500 HD Denali
2026 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali Ultimate
2025 GMC Sierra 2500 HD Denali Ultimate
2026 GMC Sierra 2500 HD Denali Ultimate
2022 GMC Sierra 2500 HD Pro
2023 GMC Sierra 2500 HD Pro
2024 GMC Sierra 2500 HD Pro
2025 GMC Sierra 2500 HD Pro
2026 GMC Sierra 2500 HD Pro
2020 GMC Sierra 2500 HD SLE
2021 GMC Sierra 2500 HD SLE
2022 GMC Sierra 2500 HD SLE
2023 GMC Sierra 2500 HD SLE
2024 GMC Sierra 2500 HD SLE
2025 GMC Sierra 2500 HD SLE
2026 GMC Sierra 2500 HD SLE
2020 GMC Sierra 2500 HD SLT
2021 GMC Sierra 2500 HD SLT
2022 GMC Sierra 2500 HD SLT
2023 GMC Sierra 2500 HD SLT
2024 GMC Sierra 2500 HD SLT
2025 GMC Sierra 2500 HD SLT
2026 GMC Sierra 2500 HD SLT
2020 GMC Sierra 3500 HD AT4
2021 GMC Sierra 3500 HD AT4
2022 GMC Sierra 3500 HD AT4
2023 GMC Sierra 3500 HD AT4
2024 GMC Sierra 3500 HD AT4
2025 GMC Sierra 3500 HD AT4
2026 GMC Sierra 3500 HD AT4
2020 GMC Sierra 3500 HD Base
2021 GMC Sierra 3500 HD Base
2020 GMC Sierra 3500 HD Denali
2021 GMC Sierra 3500 HD Denali
2022 GMC Sierra 3500 HD Denali
2023 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Denali
2025 GMC Sierra 3500 HD Denali
2026 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Denali Ultimate
2025 GMC Sierra 3500 HD Denali Ultimate
2026 GMC Sierra 3500 HD Denali Ultimate
2022 GMC Sierra 3500 HD Pro
2023 GMC Sierra 3500 HD Pro
2024 GMC Sierra 3500 HD Pro
2025 GMC Sierra 3500 HD Pro
2026 GMC Sierra 3500 HD Pro
2020 GMC Sierra 3500 HD SLE
2021 GMC Sierra 3500 HD SLE
2022 GMC Sierra 3500 HD SLE
2023 GMC Sierra 3500 HD SLE
2024 GMC Sierra 3500 HD SLE
2025 GMC Sierra 3500 HD SLE
2026 GMC Sierra 3500 HD SLE
2020 GMC Sierra 3500 HD SLT
2021 GMC Sierra 3500 HD SLT
2022 GMC Sierra 3500 HD SLT
2023 GMC Sierra 3500 HD SLT
2024 GMC Sierra 3500 HD SLT
2025 GMC Sierra 3500 HD SLT
2026 GMC Sierra 3500 HD SLT
2024 Chevrolet Silverado 2500 HD ZR2
2025 Chevrolet Silverado 2500 HD ZR2
2026 Chevrolet Silverado 2500 HD ZR2
2020 Chevrolet Silverado 3500 HD High Country
2021 Chevrolet Silverado 3500 HD High Country
2022 Chevrolet Silverado 3500 HD High Country
2023 Chevrolet Silverado 3500 HD High Country
2024 Chevrolet Silverado 3500 HD High Country
2025 Chevrolet Silverado 3500 HD High Country
2026 Chevrolet Silverado 3500 HD High Country
2020 Chevrolet Silverado 3500 HD LT
2021 Chevrolet Silverado 3500 HD LT
2022 Chevrolet Silverado 3500 HD LT
2023 Chevrolet Silverado 3500 HD LT
2024 Chevrolet Silverado 3500 HD LT
2025 Chevrolet Silverado 3500 HD LT
2026 Chevrolet Silverado 3500 HD LT
2020 Chevrolet Silverado 3500 HD LTZ
2021 Chevrolet Silverado 3500 HD LTZ
2022 Chevrolet Silverado 3500 HD LTZ
2023 Chevrolet Silverado 3500 HD LTZ
2024 Chevrolet Silverado 3500 HD LTZ
2025 Chevrolet Silverado 3500 HD LTZ
2026 Chevrolet Silverado 3500 HD LTZ
2020 Chevrolet Silverado 3500 HD WT
2021 Chevrolet Silverado 3500 HD WT
2022 Chevrolet Silverado 3500 HD WT
2023 Chevrolet Silverado 3500 HD WT
2024 Chevrolet Silverado 3500 HD WT
2025 Chevrolet Silverado 3500 HD WT
2026 Chevrolet Silverado 3500 HD WT