Designed for longer frames with an extended top tube. 2.5 gallon (9.5 liter) flat bottom fuel tank. Takes an 82-up screw-in style gas cap and comes with a 5/8"-18 threaded petcock fitting; on the right rear side. Approx. dimensions: 23-1/2" (59.7cm) long x 9-1/2" (24.1cm) wide x 4" (10.2cm) high. Mount holes are 9-1/2" (24.1cm) center to center. Note: It is advised to pressure test; seal and test fit all tanks before tanks are painted and installed. Some tanks are painted; but this coat is applied for rust prevention during storage only. Dimensions are approximate and for reference only.