Optical Encoder 30 Slot for Steering Wheel Logitech G27 / new Driving Force GT | eBay
coopertom on Twitter: "I found the culprit! A cracked optical encoder disc. This is why my Logitech g27 steering wheel is losing calibration http://t.co/Kvpyejyf3e" / Twitter
30 Slot Steering Wheel Optical Encoder fit for Logitech NEW G27 / Driving Force | eBay