Labels:text | screenshot | font OCR: COLLAR All of the forward gear wheels FORWARD on the transmission shaft GEAR WHEEL are turned by the layshaft. However, they do not always COLLAR TRANSMISSION turn the transmission shaft, SHAFT because each wheel has a bearing at its center. The collar selects a gear by locking the appropriate gear wheel to the transmission shaft. The BEARING DOG transmission shaft then turns TEETH at the speed of that gear wheel. LAYSHAFT Synchromesh