2012 Harley-Davidson Road Glide Custom - FLTRX, Part of the unmistakable style of the Harley-Davidson Road Glide Custom motorcycle is plenty of room for showing off your paint. This classically styled, bold six-gallon fuel tank doesn't just give you a bigger canvas for premium or custom paint it holds six gallons of go so you can eat up a lot more road between pit stops. We know fuel economy is importantbut so is style. Sharp, eye-catching colors and crisp pinstripes that run the length of the bike from the Shark-Nose fairing to the premium GTX saddlebagsa one-of-a-kind look for any individual soul.