Need Kenworth W900B/W900L Diesel Fuel Tanks? 4 State Trucks has you covered with durable, lightweight aluminum tanks in sizes like 120, 135, and 150 gallons. Choose from rear-fill designs or dual-tank setups and customize with fairings, straps, and polished or painted finishes. Built for fuel efficiency and reliability, our tanks keep your Kenworth running strong. Shop now and get your truck road-ready!