64 tooth helical pinion equivalent to Alexander Dennis part number 656008/92.
656008-92 is a shot peened gear. This number superseded 656008-23 which was not shot peened.
This product is from the Dana axle fitted into Dennis Trident buses and some Dennis Enviro 500 E500. A large number of these were purchased by bus companies in Hong Kong, Singapore, the United States of America and Canada.
An example of a unit number to which these fit is: Drive axle hub - AR1402G
These gears are made in the United Kingdom.