Joined: Jul 2007
Posts: 8,611
Likes: 3,534
From: South shore, L.I., NY
Bikes: Trek Emonda SL7, Cannondale Topstone, Miyata City Liner, Specialized Chisel, Specialized Epic Evo
On the speed sensor, did you try rotating the wheel while attempting to pair ?. My 2 sensors wouldn't pair to my 810, I then read the trick to spin the wheels to get the sensor to activate (I think it's in sleep mode while stationary). That did the trick.