- Tech Spec
- Info and Contacts
European quality crankshaft flywheel side bearing NU204 (early prod.) for 3 speed 50cc Lambretta J models.
Early models use a different type of bearing and the crankshaft does not have a 'right angled' shoulder for the bearing to sit up against (the top crank in the pic). This original type Innocenti crank is NOT available as a new replacement spare part.
Later J50 models have a different type of crank with a right angled shoulder (indicated by the green pen in the pic.) and uses this bearing M218zz. This type of crank is also available as a new replacement spare part : Item No.M55. This is the bearing that fits the flywheel flange with part number : XXXXXXXXX (see pic).