2015 Harley-Davidson Street Bob FXDB Roland Sands Design Exhaust | Custom Bars This 2015 Harley-Davidson Street Bob FXDB delivers the raw, stripped-down styling and classic Dyna riding experience that continues to make these bikes so popular. Powered by the Twin Cam 103 V-Twin engine, it offers strong torque and plenty of Harley-Davidson character. Custom Upgrades Roland Sands Design Exhaust Custom Handlebars Features Twin Cam 103 V-Twin Engine Six-Speed Transmission Rubber-Mounted Dyna Chassis Mid-Mount Controls Blacked-Out Styling Chopped Rear Fender Classic Street Bob Design A great opportunity to own a Dyna Street Bob with tasteful upgrades already installed. Available now at Quaid Harley-Davidson in Loma Linda, CA. Contact us today for more information or to schedule a test ride.