Identifying BN1 gearbox gears Aug 19, 2017 9:02:18 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by bbh on Aug 19, 2017 9:02:18 GMT This blog post by Michael Salter might be of benefit to any-one working on a BN1 gearbox and having to replace some of the working parts....... www.netbug.net/blogmichael/2017/08/18/identifying-bn1-gearbox-gears/