{"product_id":"gmc-sierra-silverado-1500-2019-2025-5-8ft-tkmauto-aluminum-truck-bed-cap-side-windows-1","title":"GMC Sierra \u0026 Silverado 1500 2019-2025 5.8ft | TKMAUTO Aluminum Truck Bed Cap Side Windows","description":"\u003cstyle\u003e.product-section{max-width:980px;margin:0 auto;padding:60px 20px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:#1d1d1f;line-height:1.6;background:#fff}.hero-section{text-align:center;margin-bottom:80px}.hero-section h1{font-size:48px;font-weight:600;letter-spacing:-.5px;margin:0 0 12px 0;color:#1d1d1f}.hero-section .subtitle{font-size:21px;font-weight:400;color:#6e6e73;margin:0}.section-title{font-size:32px;font-weight:600;margin:80px 0 40px 0;text-align:center;color:#1d1d1f}.feature-grid{display:grid;grid-template-columns:1fr;gap:60px;margin:60px 0}.feature-item h3{font-size:24px;font-weight:600;margin:0 0 16px 0;color:#1d1d1f}.feature-item p{font-size:17px;color:#6e6e73;margin:0 0 12px 0}.spec-table{width:100%;border-collapse:collapse;margin:60px 0}.spec-table td{padding:16px 0;border-bottom:1px solid #d2d2d7;font-size:17px}.spec-table td:first-child{color:#6e6e73;width:40%}.spec-table td:last-child{color:#1d1d1f}.faq-item{margin:40px 0}.faq-item h4{font-size:19px;font-weight:600;margin:0 0 12px 0;color:#1d1d1f}.faq-item p{font-size:17px;color:#6e6e73;margin:0}\u003c\/style\u003e\u003cdiv class=\"product-section\"\u003e\n\u003cdiv class=\"hero-section\"\u003e\n\u003ch1\u003eGMC Sierra \u0026amp; Silverado Aluminum Truck Bed Cap with Slider Windows (2019-2025, 5.8ft Bed)\u003c\/h1\u003e\n\u003cp class=\"subtitle\"\u003eBuilt for work and adventure — automotive-grade tempered glass, integrated side sliders, and gull-wing access in a lightweight aluminum build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;max-width:600px;margin:0 auto 80px\"\u003e\n\u003cp style=\"font-size:21px;color:#1d1d1f;line-height:1.5\"\u003eBuilt for the 2019-2025 GMC Sierra \u0026amp; Chevrolet Silverado 1500, this aluminum truck cap delivers the strength and durability you need without the weight penalty of traditional steel toppers.\u003c\/p\u003e\n\u003cp style=\"font-size:17px;color:#6e6e73;margin-top:20px\"\u003eOnce installed, your truck looks factory-fitted — purpose-built for the job site, the campsite, or anywhere in between.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"section-title\"\u003eWhy Choose the Windowed Version?\u003c\/h2\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eTinted Side Windows + Integrated Slider\u003c\/h3\u003e\n\u003cp\u003eFull-panel automotive-grade tempered glass on every side door — wide-view, impact-resistant, and tinted for privacy without sacrificing natural light. An integrated slider panel opens on demand for direct bed-side access or ventilation — no need to open the rear door.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eLightweight Aluminum Construction\u003c\/h3\u003e\n\u003cp\u003eLighter than steel. Tougher than fiberglass. Won't rust, won't crack — built to outlast your truck.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"section-title\"\u003eKey Features \u0026amp; Specifications\u003c\/h2\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eSide Windows with Integrated Slider\u003c\/h3\u003e\n\u003cp\u003eFull-panel automotive-grade tempered glass spans each side door — wide-view, impact-resistant, and tinted for privacy without sacrificing natural light.\u003c\/p\u003e\n\u003cp\u003eAn integrated slider panel opens on demand for direct bed-side access or ventilation — no need to open the rear door. Lockable for job site and trailhead security.\u003c\/p\u003e\n\u003cp\u003eFlush-mount aluminum framing and UV-resistant seals complete the weathertight, low-profile build.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eDual Full-Length T-Slot Roof Tracks\u003c\/h3\u003e\n\u003cp\u003eFull-length aluminum T-slot rails run the entire roof — strong, clean, and ready for crossbars, cargo carriers, or a rooftop tent. No drilling. Compatible with most universal T-slot systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eBolt-On Side Shelving System\u003c\/h3\u003e\n\u003cp\u003eFactory pre-drilled side walls let you mount shelving units, tool organizers, or gear trays directly to both interior walls — no modifications needed. Storage modules sold separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eGullwing Side Doors with Glass\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Access.\u003c\/strong\u003e Large gull-wing side doors with tinted tempered glass windows and gas struts allow full access to the front of your truck bed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLockable System.\u003c\/strong\u003e Each door has weather-sealed locks with a unified key system for security.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eNo-Drill Installation\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eClamp System.\u003c\/strong\u003e Secure mounting to your 5.8ft bed without drilling holes in your truck bed rails.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReversible.\u003c\/strong\u003e Can be removed without leaving permanent modifications to your truck.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eModular Design\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFlat-Pack Shipping.\u003c\/strong\u003e 6-piece modular design allows efficient shipping and assembly with basic hand tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAssembly Time.\u003c\/strong\u003e 1-2 hours for assembly, 0.5-1 hour for installation to truck bed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReplaceable Panels.\u003c\/strong\u003e Individual panels and windows can be replaced if damaged.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eLoad Capacity\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eStatic Load (Parked).\u003c\/strong\u003e 850 lbs (385 kg) — Rooftop tent compatible when parked.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDynamic Load (Moving).\u003c\/strong\u003e 450 lbs (205 kg) — Safe load capacity while driving.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003ch3\u003eWeatherproof Construction\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWeather Sealing.\u003c\/strong\u003e A multi-point sealing system with precision-fitted EPDM gaskets around all windows and doors creates a fully enclosed, weather-tight interior — keeping cargo dry through heavy rain, car washes, and prolonged moisture exposure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRust-Resistant Build.\u003c\/strong\u003e High-strength aluminum alloy construction delivers corrosion resistance several times greater than steel, eliminating rust at the structural level and standing up to road salt, snow, and harsh seasonal cycles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCold-Weather Tested.\u003c\/strong\u003e Validated in extreme cold across Canada, maintaining full seal integrity and structural performance in sub-zero temperatures — built for year-round reliability in the most demanding climates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"section-title\"\u003ePerfect Fit for Your Truck\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eGMC Sierra 1500 \u0026amp; Chevrolet Silverado 1500 (2019–2025)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBed Fitment\u003c\/td\u003e\n\u003ctd\u003e5.8 ft standard bed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Material\u003c\/td\u003e\n\u003ctd\u003e6000-Series Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eMatte Black Powder Coat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSide Glass\u003c\/td\u003e\n\u003ctd\u003eAutomotive-Grade Tempered, Tinted + Integrated Slider\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear Door\u003c\/td\u003e\n\u003ctd\u003eTinted Tempered Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoof Tracks\u003c\/td\u003e\n\u003ctd\u003eDual Full-Length T-Slot Aluminum Tracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Rails\u003c\/td\u003e\n\u003ctd\u003ePre-Drilled Side Mounting Points (Storage Modules Sold Separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003eNo-Drill Clamp System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~190 lbs (86 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 class=\"section-title\"\u003eQuestions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eCan I open the side windows while driving?\u003c\/h4\u003e\n\u003cp\u003eYes — designed for ventilation at low speeds. Close and lock at highway speeds for weatherproofing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eWill the slider rattle at highway speed?\u003c\/h4\u003e\n\u003cp\u003eNo. Precision aluminum track with rubber-lined channels eliminates vibration at speed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eIs the side glass the same spec as the rear door glass?\u003c\/h4\u003e\n\u003cp\u003eYes. All panels use the same automotive-grade tempered glass — consistent strength, tint, and UV protection throughout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eCan I lock the side sliders independently?\u003c\/h4\u003e\n\u003cp\u003eYes. Each slider has its own lockable latch, separate from the gull-wing door locks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eWhat can I mount on the T-slot roof tracks?\u003c\/h4\u003e\n\u003cp\u003eCrossbars, cargo carriers, bike racks, rooftop tents — anything with a standard T-slot mount. No drilling required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eCan I mount shelving inside the cap?\u003c\/h4\u003e\n\u003cp\u003eYes. Pre-drilled mounting points on both interior side walls accept bolt-on shelving, tool organizers, and gear trays. Storage modules sold separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eDoes installation require drilling?\u003c\/h4\u003e\n\u003cp\u003eNo. The clamp system secures to your bed rails — fully reversible, no permanent modifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eHow long does installation take?\u003c\/h4\u003e\n\u003cp\u003e1-2 hours to assemble, plus 30-60 minutes to install on your truck.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eCan I mount a rooftop tent?\u003c\/h4\u003e\n\u003cp\u003eYes. Use crossbars on the T-slot tracks — rated for rooftop tents when parked.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eIs it weatherproof?\u003c\/h4\u003e\n\u003cp\u003eYes. A multi-point EPDM sealing system on all windows and doors, combined with an all-aluminum rust-proof structure, keeps water and dust out in all conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eHow does it affect my truck's payload?\u003c\/h4\u003e\n\u003cp\u003eAt ~190 lbs, it's lighter than steel alternatives — more payload stays in the bed where it belongs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"TKMAUTO","offers":[{"title":"Default Title","offer_id":44666784579629,"sku":null,"price":2799.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/7673\/3997\/files\/fotor-ai-2026030412659.png?v=1776534375","url":"https:\/\/tkmauto.com\/products\/gmc-sierra-silverado-1500-2019-2025-5-8ft-tkmauto-aluminum-truck-bed-cap-side-windows-1","provider":"TKMAUTO","version":"1.0","type":"link"}