6 - Pre-2001 Nine speed Ergo Record Index Gear (right side)
Pre-2001 Nine speed Ergo Index Gear for your right, or rear derailleur side, shift lever. We recommend replacing this part every 10,000 to 15,000 miles. Use with Campagnolo 8 speed or pre-2001 9 speed rear derailleurs ONLY.
See Features and Information for Ergo Gear conversion tips.
Note the raised "9" on the dog-ear portion of the gear.