QR Code Link to This Post 2014 Harley-Davidson® Dyna® Fat Bob® The all-new Fat Bob® motorcycle. Blacked out finishes, slash cut mufflers, one-of-a-kind tank graphics. Surly attitude hits a new high. The 2014 Harley-Davidson® Dyna® Fat Bob® FXDF model is a Dark Custom™ cruiser with a big motorcycle feel. The Harley® Fat Bob model features a powerful air-cooled Twin Cam 103™ Harley® engine with 6 speed cruise drive transmission, providing more performance power for passing, hill-climbing, and riding with passenger and cargo. Let's block ads! (Why?)