phantom 4 gimbal

I was flying a mapping mission in moderate wind (25kph), well within the scope of operating safely with the P4. It was doing a weird "bobbing" motion as it flew along, it would pitch down and then pop back up... it kept doing that repeatedly as it flew along, and then all of a sudden the video...

I am looking for a Yaw Roll Motor for a PH 4 gimbal - I am repairing the Ph 4 myself and have everything together - when I noticed the cable ribbon on my Yaw Roll motor torn. This ribbon cable is integrated into the motor (hard wired - if you will) and is not part of the cable ribbon package...