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When you need to carry a serious fuel reserve without doubling up on multiple smaller cans, the RotopaX 3 Gallon Gasoline Fuel Pack is the right tool for the job. Three gallons gives you meaningful range extension for longer trail runs, remote overlanding routes, or any situation where fuel stops are sparse and you do not want to be caught short. It is a popular choice for expedition builds, longer off-road trips, and rigs that cover a lot of ground between fill-ups.
The 3 gallon is built with the same patented three-layer roto-molding process and specialty barrier material that makes RotopaX the only rotationally molded EPA and CARB compliant fuel containers available in the United States. The result is a thick-walled, rugged container with a sure-seal gasket and premium sealing system that keeps fuel contained regardless of terrain, vibration, or temperature swings. Multiple handles are built into the design for versatile carrying and mounting options, making it easier to manage at this larger size.
One thing worth noting when planning your setup: the 3 gallon has a wider and deeper footprint than the 1, 2, and 4 gallon packs — 15 inches wide and 4.5 inches deep — so it takes up more surface area on a rack or carrier. It uses the same RotopaX mounting system as the rest of the lineup and can be stacked with additional containers using the 3 Gallon Extension. If you have the real estate on your build to run one, it is hard to beat three gallons of reserve fuel in a single, secure, mount-ready pack.
We ship nationwide and internationally. Most in-stock items leave our shop within 1–3 business days. Made-to-order and oversized parts may require additional lead time; any special timing will be noted on the product page.
If an order is placed outside of our normal business hours (Monday–Friday), we will process it as soon as possible once our team is back in the shop during regular operating hours. Weekend orders will be handled the next business day.
We want you stoked on your gear. Eligible items may be returned within 30 days of delivery for a refund or exchange.
Many products include a manufacturer warranty. We’re happy to help facilitate claims—reach out with your order number, photos, and a description of the issue.
Questions about shipping or returns? Get in touch—our team is here to help you get trail-ready.
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