{"product_id":"mountainpeak-rear-fuel-tank-crossmember-for-2007-2014-silverado-sierra-1500-cnc-cut-steel-e-coated","title":"Mountainpeak Rear Fuel Tank Crossmember for 2007–2014 Silverado \u0026 Sierra 1500 — CNC-Cut Steel, E-Coated","description":"\u003cb\u003eMountainpeak rear fuel tank crossmember is a direct-fit steel replacement for 2007–2014 Chevy Silverado and GMC Sierra 1500 trucks, restoring rear-frame support and securing the fuel tank.\u003c\/b\u003e\n\n\u003cp\u003eIf your Silverado or Sierra has a corroded or cracked rear fuel tank crossmember, this Mountainpeak assembly is engineered to restore structural integrity without unnecessary modification. CNC-cut from heavy-gauge steel and finished with a full electrophoretic e-coating, it addresses the common failure points that arise from salt, moisture, and age. The part is shaped to match OEM mounting locations so you can weld it in place and return the frame to factory geometry.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this crossmember fit my 2007–2014 Silverado or Sierra?\u003c\/h3\u003e\n\u003cp\u003eThe Mountainpeak unit is manufactured to suit model-year-specific frame dimensions for Chevy Silverado and GMC Sierra 1500 trucks built from 2007 through 2014. It aligns with the original mounting points located just in front of the rear axle, enabling a straightforward replacement when the old crossmember is removed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for 2007–2014 Silverado \u0026amp; Sierra 1500 models\u003c\/li\u003e\n  \u003cli\u003eMatches OEM mounting locations for direct installation\u003c\/li\u003e\n  \u003cli\u003eCNC-cut edges ensure accurate fit and consistent weld surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and corrosion protection does this crossmember use?\u003c\/h3\u003e\n\u003cp\u003eThis crossmember is fabricated from premium steel to withstand the load of the fuel tank and road stresses. Instead of a surface paint, it receives an electrophoretic (e-coat) finish applied inside and out to reduce rust initiation and improve long-term resistance to road salt and moisture.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength steel construction for load-bearing durability\u003c\/li\u003e\n  \u003cli\u003eFull inside-and-out electrophoretic e-coating for superior corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eConsistent thickness from CNC cutting minimizes weak points\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools or steps are required?\u003c\/h3\u003e\n\u003cp\u003eInstallation requires removing the fuel tank and rear shocks, cutting away the damaged crossmember, and positioning the replacement for welding. You do not need to remove the truck bed; however, welding skills and basic tools are necessary to secure the part properly and reinstall components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemove fuel tank and old shocks before removal\u003c\/li\u003e\n  \u003cli\u003eCut out remaining damaged crossmember material\u003c\/li\u003e\n  \u003cli\u003eSet replacement in place, tack and fully weld, then reinstall tank and shocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical benefits should I expect after replacing the crossmember?\u003c\/h3\u003e\n\u003cp\u003eReplacing a worn or cracked crossmember restores correct rear-frame geometry, reduces risk of fuel tank movement, and prepares the frame for future use or resale. The stronger crossmember improves load distribution and helps prevent premature corrosion-related failures from reoccurring.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores structural support in rear frame area\u003c\/li\u003e\n  \u003cli\u003ePrevents fuel tank sagging or misalignment\u003c\/li\u003e\n  \u003cli\u003eExtends service life of repair with corrosion-resistant coating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Mountainpeak crossmember is intended for DIY mechanics, professional collision repair shops, and truck owners restoring or maintaining 2007–2014 Chevy Silverado and GMC Sierra 1500 frames. Choose this part if you need a precise, durable replacement manufactured for direct fitment and long-term corrosion protection, and if you or your installer can perform cutting and welding during the repair.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will I need to remove the truck bed to replace this crossmember?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — the truck bed does not need removal. Remove the fuel tank and shocks, cut out the old crossmember, then install and weld the replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the Mountainpeak crossmember rust-resistant?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it uses a full electrophoretic e-coating applied inside and out to resist moisture and road salt.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Mountainpeak","offers":[{"title":"Default Title","offer_id":55170504491351,"sku":"B0CCY1H41H","price":189.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/mountainpeak-rear-crossmember-front-view.jpg?v=1790429994","url":"https:\/\/britishgarage.co.uk\/products\/mountainpeak-rear-fuel-tank-crossmember-for-2007-2014-silverado-sierra-1500-cnc-cut-steel-e-coated","provider":"British Garage","version":"1.0","type":"link"}