70387 - Auxiliary Fuel Tank – 40 Gallon Aluminum – DOT Approved | RDS HEAVY it protects vital axle components

it protects vital axle components by sealing in lubrication and blocking contaminants

this bolt ensures long-term safety and durability

Designed for precision and strength

Mounts to the right (passenger) side of the axle using a standard 5-bolt brake flange

compatible with a variety of trailer brands and wheel sizes

70387 - Auxiliary Fuel Tank – 40 Gallon Aluminum – DOT Approved | RDS HEAVY it protects vital axle componentsThis 40 gallon aluminum auxiliary fuel tank by RDS is built for durability, compliance, and extended range. Designed for diesel use in fifth wheel and long haul truck setups, this DOT approved tank offers an excellent solution for increasing fuel capacity. It features a front corner fill, internal baffles, and full integration support with return, drain, and withdraw fittings. Detailed Information: Manufacturer RDS Manufacturing Capacity 40 Gallons