40 Gallon Rectangular Shaped, 26″ x 20.50″ x 18.50″, overall height with fittings 21.25″, roto-molded seamless crosslink polyethylene fuel tank. This tank comes with all of the fittings noted on the diagram including the sender. This tank is ABYC and NMMA complaint. Please see our list of suggested installation materials. This tank is made to order and cannot be returned.