2025-2026 Ram HD Crew Cab Long Bed 55 Gallon Gen 7 XXL Mid-Ship Fuel Tank (7030325)

Gen 7 mid-ship tank for the 2025 and newer Ram 2500 and 3500 Crew Cab (and Quad Cab, per the maker) with the long bed, Diesel (Cummins) trucks only, single or dual rear wheel. The 8 ft bed gives room for 55 usable gallons in place of the 35 gallon factory tank, a direct bolt-in on the stock sending unit with no cutting. Not for trucks ordered with the factory 48/50 gallon tank option.

Features

• Capacity goes from the stock 35 gallons to 55 gallons, 20 more
• Gen 7 design works with the fast fill vent kit for high-flow truck stop pumps
• Gen 7 universal pickup tube is compatible with high-pressure fuel systems
• Gen 7 transfer pump kit option lets you fuel other equipment from the tank
• Low fuel trap design means nearly every gallon is usable
• Uses the truck's factory sending unit; no aftermarket sender needed
• Direct bolt-in replacement, no cutting or fabrication
• Moulded cross-linked polyethylene (XLHDPE) with no welds or seams, so it cannot rust or corrode
• Far lower heat and cold transfer than a metal tank, which cuts condensation
• About a third the weight of a comparable steel tank
• Compatible with most biodiesel blends; diesel fuel only
• Made in the USA
• Lifetime warranty from the maker

Specifications

• Capacity: 55 gallons (US), stock tank 35 gallons
• Material: high-density cross-linked polyethylene (XLHDPE)
• Position: mid-ship, factory location
• Boxed weight: 66 lb
• Box dimensions: 86 x 22 x 16 in