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 :
TomTom Rider 550 review: a great standalone sat nav | MCN
Tested: TomTom Rider 500 & 550 sat-nav review
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 :