2020 GMC Canyon
Bed Covers
Peak aftermarket support meets proven AT4 and Denali capability. Choose from the widest selection of Canyon-specific tonneau covers available.
The 2020 Canyon: Refined Stability and Aftermarket Maturity
The 2020 GMC Canyon arrived as a confident continuation of the successful 2019 platform. Rather than introducing sweeping changes, GMC focused on minor technology updates and refinements that polished an already compelling package. The AT4 and Denali trims returned with the same mechanical excellence that made them segment leaders, while minor infotainment enhancements kept the interior technology feeling current.
What makes the 2020 model year particularly significant for tonneau cover buyers is the state of the aftermarket. By this point, the second-generation Canyon had been on the market for six years. Accessory manufacturers had perfected their fitment, refined their designs, and expanded their product lines. The 2020 Canyon owner benefits from this maturity with the widest selection of proven, tested tonneau covers available for any midsize truck on the market.
The complete trim lineup continues with SLE, SLT, AT4, and Denali options, each sharing identical bed dimensions. Whether you are looking for a budget-friendly soft roll-up for daily driving or a premium retractable cover that matches your Denali's luxury appointments, the 2020 Canyon aftermarket delivers choices at every price point and feature level.
2020 Canyon Bed Sizes and Specifications
The 2020 Canyon maintains the proven bed dimensions that have remained constant throughout the second generation. These measurements are identical to the 2019 model year, ensuring complete cross-compatibility.
5'2" Short Bed
Interior length of 61.7 inches paired with the Crew Cab. The overwhelming majority of 2020 AT4 and Denali buyers chose this configuration for its balance of passenger space and cargo practicality. Listed as a 5-foot bed in aftermarket catalogs, this is the most commonly stocked cover size for the Canyon.
6'2" Long Bed
Interior length of 74.0 inches paired with the Extended Cab. Available primarily on SLE and SLT trims, the long bed serves owners who regularly transport lengthy materials. Listed as a 6-foot bed, tonneau covers for this size are readily available though less commonly stocked than the short bed version.
Width between wheel wells holds at 44.9 inches with a bed depth of 20.9 inches. Every tonneau cover manufactured for the 2015-2022 second-generation Canyon fits the 2020 model. This broad compatibility means you can confidently purchase from any brand that lists 2020 Canyon support, and there are dozens to choose from.
Tonneau Cover Categories for the 2020 Canyon
With the most mature aftermarket of any Canyon model year, 2020 owners enjoy the deepest product selection. Here is how each category serves different ownership profiles.
Hard Tri-Fold Covers
The most versatile choice for 2020 Canyon owners who want security, weather protection, and folding convenience in one package. By 2020, hard tri-fold designs have been perfected with improved hinge mechanisms, better seal compression, and lighter materials. Entry-level hard tri-folds start around $500, while premium models with automotive-grade paint finishes reach $1,200. The hard bed covers category offers the best bang for your buck on the 2020 Canyon, with years of user reviews and real-world testing confirming long-term durability.
Retractable Covers
Premium retractable covers have reached their most refined state for the 2020 Canyon. Sealed ball-bearing tracks, corrosion-resistant aluminum slats, and keyless lock mechanisms represent the pinnacle of tonneau cover engineering. The 2020 aftermarket offers both manual and electric-powered retractable options. Electric models open and close with the push of a button or via smartphone app integration, adding genuine convenience for daily use. Pricing ranges from $900 for manual models to $2,200 for fully electric versions.
Soft Roll-Up Covers
The proven workhorse of the tonneau cover world. Six years of Canyon-specific development means 2020 soft roll-ups fit better, seal tighter, and last longer than their earlier counterparts. Tear-resistant vinyl with UV inhibitors prevents fading and cracking in extreme climates. Low-profile aluminum crossbars maintain tension without creating wind noise at highway speed. Budget-friendly at $200 to $400, these covers deliver the essentials—weather protection, quick access, and improved aerodynamics—without complexity.
Soft Tri-Fold Covers
Bridging the gap between roll-ups and hard panels, soft tri-folds offer folding versatility at a moderate price point. Reinforced vinyl panels with aluminum frames fold in three sections, providing quicker partial bed access than roll-ups. These covers appeal to owners who need to frequently access the front third of the bed while keeping the rear covered. Priced between $300 and $600, they represent the sweet spot for SLE and SLT owners who want more structure than a roll-up without the weight of hard panels.
Strong Aftermarket Support: What It Means for You
The 2020 Canyon benefits from arguably the strongest aftermarket ecosystem in the midsize truck segment. Here is what that maturity translates to in practical terms when shopping for a tonneau cover.
Proven Fitment Accuracy
After six years of production, every major cover manufacturer has laser-scanned the second-generation Canyon bed and refined their templates. Fitment issues that occasionally plagued early adopters have been engineered out. Modern covers for the 2020 Canyon arrive with precision clamps and seals that align perfectly on the first installation attempt.
Competitive Pricing
Market competition among tonneau cover brands has driven prices down while quality has gone up. The 2020 Canyon owner gets more cover for less money than buyers in earlier model years. Entry-level covers start under $200, and even premium retractable models have seen price reductions as manufacturing volumes increased.
Extensive Owner Reviews
With millions of Canyon owners having purchased tonneau covers over six model years, the review ecosystem is deep and reliable. You can find detailed long-term reviews for nearly every cover model, including real-world feedback on weather sealing, durability, ease of use, and customer support quality.
Replacement Parts Availability
Mature aftermarket support means replacement seals, clamps, latches, and hardware are readily available for every major tonneau cover brand. If a seal wears out or a clamp needs replacing after years of use, parts are just a phone call or online order away, extending the usable life of your investment.
Installation on the 2020 GMC Canyon
The 2020 Canyon installation process is identical to the 2019 model and benefits from refined installation guides that manufacturers have improved over multiple product generations.
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1
Prepare the bed by removing any cargo and cleaning the bed rails with a mild degreaser. A clean rail surface ensures clamps grip securely and prevents the cover from shifting during use.
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2
Lay out the mounting hardware and compare it against the parts list. Modern kits include everything needed for installation, typically an adjustable wrench or socket set is the only tool required from your own collection.
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3
Attach the rail clamps at the specified positions along both bed rails. Start at the front near the cab bulkhead and work rearward. Leave clamps finger-tight until the cover is positioned.
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4
Position the cover and adjust for even seal contact on all sides. Once aligned, torque all clamps to the manufacturer's specification and connect the drain tubes through the bed drain holes.
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5
Test operation and water resistance. Open, close, fold, and unfold the cover multiple times to confirm smooth action. Use a garden hose to verify seal integrity along every edge.
Most 2020 Canyon owners complete installation in 20 to 40 minutes. The mature instruction manuals and video guides available for current-generation covers make the process nearly foolproof, even for first-time installers.
Why a Bed Cover Is Essential for the 2020 Canyon
Versatile daily protection serves the broadest range of Canyon owners. Whether you commute in a Denali, explore trails in an AT4, or run errands in an SLE, a tonneau cover shields your bed contents from rain, snow, dust, and curious eyes. The 2020 Canyon excels as a daily driver, and a cover ensures it performs that role without exposing your cargo to the elements.
Maximum fuel economy gains compound the Canyon's already efficient powertrains. The sealed bed surface reduces the drag coefficient at highway speeds, and owners consistently report 1 to 3 MPG improvement. For 2020 diesel Canyon owners who may drive 20,000 or more highway miles per year, that improvement translates to hundreds of dollars in annual fuel savings.
Security in an evolving landscape has become more important as truck cargo theft continues to rise. A locked tonneau cover transforms the open pickup bed into a concealed, secure compartment. Hard and retractable covers provide the strongest deterrent, keeping valuable tools, electronics, and recreational gear hidden and locked away in parking lots, trailheads, and urban environments.
Preserving long-term value protects your investment in the Canyon platform. The 2020 model year benefits from strong resale values as a proven, refined second-generation truck. A tonneau cover prevents bed wear, UV damage, and weather deterioration that can knock hundreds off a trade-in appraisal. When you eventually sell, the covered bed signals a well-cared-for vehicle to discerning buyers.
Frequently Asked Questions
The 2020 Canyon is largely a carryover from the 2019 model with minor technology updates. The AT4 and Denali trims continue with identical mechanical specifications, powertrain options, and structural dimensions. The primary changes involve infotainment software updates and minor feature adjustments. Bed dimensions and tonneau cover fitment are completely identical between the two model years.
The 2020 Canyon enjoys the strongest aftermarket support of any Canyon model year. Dozens of tonneau cover options are available from all major brands. You can choose from soft roll-ups ($200-$400), soft tri-folds ($300-$600), hard tri-folds ($500-$1,200), retractable covers ($900-$2,200), and hinged one-piece covers ($700-$1,500). Every category offers multiple options for both the 5'2" short bed and 6'2" long bed.
Yes, absolutely. The 2019 and 2020 Canyon share identical bed dimensions and rail configurations. Any tonneau cover designed for the 2015-2022 second-generation Canyon fits both model years without modification. This cross-compatibility extends to all trims—SLE, SLT, AT4, and Denali—as long as you match the correct bed length (5'2" or 6'2").
Yes. The 2020 Canyon AT4 continues to offer the 2.8L Duramax diesel (181 hp, 369 lb-ft of torque) alongside the standard 3.6L V6 (305 hp). The diesel option remains popular among AT4 buyers who value low-end torque for off-road crawling and exceptional highway fuel economy. Tonneau cover fitment is identical regardless of engine choice—bed dimensions do not change between powertrains.
Complete Your 2020 Canyon
Explore the widest selection of tonneau covers available for the 2020 GMC Canyon AT4, Denali, SLT, and SLE.
Also explore: 2019 Canyon · 2021 Canyon