Honda TRX680FA2011 Owner's Manual page 212

Color Label & Code
The color label ( ) is attached to the frame under the seat. Remove the
seat (page 110 ) to check the label.
The color code is helpful when ordering replacement parts. You may
record the color and code in the Quick Reference section at the rear of
this manual.
UNDER SEAT
( ( 1 1 ) )
(1) color label
Vehicle Identification
1
Technical Information
205