Zumo 396 LMT-S Power Cable,Zumo 660 Data Cable Compatible for Garmin Zumo 220 350LM 390LM 395LM 396LMT-S 550 660 660LM 665 665LM Motorcycle GPS Charging Cable
Amazon.com: Motorcycle GPS Sun Shade Cover for Navigator IV 4 and Garmin Zumo 660 665, Glare Vision Shield, Sun Hood Anti Reflective, Sun Cover. : Automotive
BCXY Battery Replacement for Garmin Zumo 660
Zumo 660 by GARMIN
Support: Accessing the battery compartment on a zūmo 660/665 - YouTube