{"product_id":"brown-davis-185l-long-range-fuel-tank-for-chevrolet-silverado-1500-2020-present","title":"Brown Davis 185 Litre Replacement Long Range Fuel Tank for Chevrolet Silverado 1500 (2020–Present)","description":"\u003ch1\u003eBrown Davis 185 Litre Replacement Long Range Fuel Tank for Chevrolet Silverado 1500 (2020–Present)\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eBrown Davis 185 Litre Replacement Long Range Fuel Tank (CHSIL20R1)\u003c\/strong\u003e is the ultimate range upgrade for Chevrolet Silverado 1500 owners in Australia who demand the freedom to go further without compromise. Engineered and manufactured in Australia by Brown Davis — the country's most trusted name in long range fuel systems since 1978 — this tank replaces the factory 91 litre tank with a massive 185 litre capacity, more than doubling your fuel range in a single upgrade.\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for serious off-roaders and heavy-duty towers, the CHSIL20R1 utilises the vehicle's factory filler point and sender components for a clean, straightforward installation — with no modifications required. Importantly, the tank has \u003cstrong\u003eno effect on the spare wheel\u003c\/strong\u003e, which retains its factory under-vehicle location. Whether you're traversing remote outback tracks, towing heavy loads across the Nullarbor, or tackling rugged terrain far from the nearest servo, this tank gives your Silverado the range to match its capability.\u003c\/p\u003e\n\u003cp\u003eAvailable at \u003cstrong\u003eBrixton 4x4\u003c\/strong\u003e, the Brown Davis Silverado tank is backed by a 3-year manufacturer's warranty and comes complete with all hardware and parts required for installation — along with step-by-step DIY fitting instructions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits: Chevrolet Silverado 1500 (2020–Present) — LTZ \u0026amp; ZR2 | Dual Cab\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eStep-by-step DIY installation instructions with photographs and diagrams are included with every tank.\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: flex-start; margin-top: 20px;\"\u003e\n\u003cdiv style=\"flex: 1 1 50%; min-width: 300px; padding: 30px 50px 30px 0;\"\u003e\n\u003ch2\u003eWhy Choose the Brown Davis Silverado Long Range Fuel Tank?\u003c\/h2\u003e\n\u003cp\u003eBrown Davis has been manufacturing long range fuel tanks in Australia since 1978. Every tank is laser cut from high-grade aluminised steel, folded for superior structural strength, precision welded using fitting jigs, and pressure tested before leaving the factory. The result is a fuel tank built to withstand the harshest conditions Australia — and the Silverado — will ever face.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e185 litre replacement capacity\u003c\/strong\u003e — replaces the factory 91L tank, a 103.3% increase in driving range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-grade aluminised steel construction\u003c\/strong\u003e — strength of steel with corrosion resistance of aluminium, no rust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo effect on spare wheel\u003c\/strong\u003e — spare wheel retains its factory under-vehicle location\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal baffling system\u003c\/strong\u003e — prevents fuel slosh and reinforces overall tank structure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGusseted brackets with double thickness pads\u003c\/strong\u003e — spreads mounting loads for a secure, reliable fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel pump sender flange\u003c\/strong\u003e — designed to re-use the vehicle's original equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoll-over check valve and expansion box\u003c\/strong\u003e — safe fuel expansion and venting in all orientations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetains standard filler point\u003c\/strong\u003e — connects to the vehicle's original filling point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-fill breather\u003c\/strong\u003e — rapid filling and reduced bowser shut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCushion clamp locators\u003c\/strong\u003e — retains fuel lines and prevents kinking and damage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo modifications required\u003c\/strong\u003e — direct bolt-in replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-year manufacturer's warranty\u003c\/strong\u003e — backed by Brown Davis' Australia-wide support network\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll hardware and parts supplied\u003c\/strong\u003e — everything needed for installation included in the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 50%; min-width: 300px; padding: 0;\"\u003e\u003cimg src=\"https:\/\/brixton4x4.com.au\/cdn\/shop\/files\/IMG_7549-Enhanced-NR-1030x687.jpg?v=1779166383\" alt=\"Brown Davis 185 Litre Replacement Long Range Fuel Tank Chevrolet Silverado 1500 2020\" style=\"width: 100%; border-radius: 8px;\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  @media (max-width: 768px) {\n    div[style*=\"display: flex\"] { flex-direction: column !important; }\n    div[style*=\"flex: 1 1 50%\"] { min-width: 100% !important; padding: 10px 0 !important; }\n  }\n\u003c\/style\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #1a3a5c; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCHSIL20R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTank Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eReplacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e185 Litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTank Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eReplaces factory standard tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFiller Point\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRetains standard filler point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFuel Supply Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eHigh-grade aluminised steel (laser cut, folded, pressure tested)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eSpare Wheel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eNo impact — retains factory under-vehicle location\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFitting Time (approx.)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e4 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eModifications Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eNone required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3 Years (Brown Davis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBrown Davis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eDriving Range Comparison\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #1a3a5c; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003e\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eFuel Consumption (12.2L\/100km)\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eEstimated Range\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eIncrease\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e91L Standard Tank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e12.2L\/100km\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e745 km\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e185L Brown Davis CHSIL20R1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e12.2L\/100km\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e1,516 km\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; border: 1px solid #ddd;\"\u003e\u003cstrong style=\"color: #e8813a;\"\u003e+103.3%\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eFigures based on Dual Cab 4x4 ZR2 with 6.2L V8 Petrol fuel consumption as quoted by Chevrolet. Range figures are approximate and will vary based on driving conditions, terrain, load, and vehicle specification. Vehicles should never be driven to the point of running out of fuel.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #1a3a5c; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eYear\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eCab Configuration\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #0f2540; text-align: left;\"\u003eVariants\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2020\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDual Cab\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSilverado 1500 LTZ \u0026amp; ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2021\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDual Cab\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSilverado 1500 LTZ \u0026amp; ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2022\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDual Cab\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSilverado 1500 LTZ \u0026amp; ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2023\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDual Cab\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSilverado 1500 LTZ \u0026amp; ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f7fa;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDual Cab\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSilverado 1500 LTZ \u0026amp; ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDual Cab\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSilverado 1500 LTZ \u0026amp; ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eInternational:\u003c\/strong\u003e Confident fitment with United States world-spec vehicles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAftermarket Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuspension:\u003c\/strong\u003e Confident fitment with all suspension, airbags and GVMs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlloy and Steel Trays:\u003c\/strong\u003e Confident fitment with most aftermarket trays — filler may need relocating after tank fitment. Some under-tray drawers may interfere with the tank.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhausts:\u003c\/strong\u003e Confident fitment with most aftermarket exhausts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eInstallation Instructions\u003c\/h5\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eComprehensive step-by-step DIY fitting instructions with photographs and diagrams are included with every tank. The following is a general overview of the installation process.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.\u003c\/strong\u003e  Unpack the tank and verify all components, hardware, and fitting instructions are present before beginning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2.\u003c\/strong\u003e  Safely raise and support the vehicle to gain full access to the underside and the factory fuel tank mounting location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3.\u003c\/strong\u003e  Drain any remaining fuel from the factory tank and disconnect all fuel lines, sender wiring, filler tube, and breather lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4.\u003c\/strong\u003e  Remove all factory tank mounting hardware and carefully lower the original 91L tank from the vehicle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5.\u003c\/strong\u003e  Transfer the factory fuel pump sender assembly to the Brown Davis tank — the CHSIL20R1 is designed to reuse the vehicle's original equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e6.\u003c\/strong\u003e  Offer up the Brown Davis tank to the mounting location, align all bracket points with the vehicle's existing fixings, and hand-tighten the mounting hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7.\u003c\/strong\u003e  Reconnect all fuel lines using the supplied cushion clamp locators to secure lines and prevent kinking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8.\u003c\/strong\u003e  Connect the filler tube to the vehicle's standard filler point — no filler neck modifications are required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e9.\u003c\/strong\u003e  Torque all mounting fasteners to specification, inspect all connections, and check for leaks before refuelling and driving.\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/www.browndavis.com.au\/wp-content\/uploads\/2015\/10\/Instruction-spread-1.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor further assistance, please \u003ca href=\"\/pages\/contact\"\u003econtact our support team\u003c\/a\u003e.\u003c\/p\u003e","brand":"Brown Davis","offers":[{"title":"QLD | WA","offer_id":44637244588115,"sku":"CHSIL20R1","price":2050.0,"currency_code":"AUD","in_stock":true},{"title":"NSW | SA | TAS | VIC | ACT | NT","offer_id":44637244620883,"sku":"CHSIL20R1","price":1980.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/2744\/9427\/files\/CHSIL20R1-1-1.jpg?v=1779166369","url":"https:\/\/brixton4x4.com.au\/products\/brown-davis-185l-long-range-fuel-tank-for-chevrolet-silverado-1500-2020-present","provider":"Brixton 4x4","version":"1.0","type":"link"}