A+ Primary Gear-Normally over £200-00 Counting 29 teeth is one method to ID this gear, another is to look for the small groove cut aound the entire gear! This groove is the same mark as found on all A+ gears! If the front bush is worn see C-AEA3240 to save money on this expensive gear. end float clearancs ie .0035 to .0065--see shim washers DAM6486 to DAM6490