TomTom Rider 550 review: a great standalone sat nav
Amazon.com: TomTom Rider 550 Motorcycle GPS Navigation Device, 4.3 Inch, with World Maps, Motorcycle Specific Winding and Hilly Roads, Updates via WiFi, Traffic and Speed Cams, Compatible with Siri and Google Now :
GPS TomTom Rider 550 for BMW R 100 Model | Motorcycle Accessory Hornig
Tomtom Rider 550 Mount Kit 9UGB.001.02 Navigators | MotoStorm