Triumph Layshaft Needle Bearing - Open Triumph Motorcycle OEM #57-1614

This is a open end layshaft needle bearing for 650cc, 4-speed pre-unit and unit construction Triumph motorcycles. Triumph OEM part #57-1614. This is a Koyo brand bearing, made in the USA. Also available, the Triumph Layshaft Needle Bearing Driver Tool from Lowbrow Customs, which makes installing your transmission needle bearings a breeze!