2005 Marathon Sealcoat Tank. Clean Title. 300 Gallons, 2,600 LB Weight, two axle trailer. 1 Full season of use with no problems. Can be easily cleaned to look brand new. Winterized and clean on the inside. Ready to fill and use. $6,500 OBO. Purchased for $12,000 in 2006 new and now they go for $14,000.