The Lafree chain is a 1/8th inch, which is 3.175 mm, so I think you'll find the sprocket ok, the 0.025 possibly measurement error? That 2.5 mm is a derailleur chain width which the Liv might use despite it's hub gear since Shimano hub gear sprockets are made in both widths. The Panasonic/Lafree chainwheel cannot accept a derailleur chain, though Panasonic do make a derailleur version of the motor unit for some bikes.
These A to B ones were made from a brand new unused original sprocket and motor output shaft that I supplied them with, so they should be accurate.
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Last edited by flecc : 5th July 2009 at 12:15.
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