Top Quality Triumph & BSA 4-Speed High Gear Ball Bearing. Why settle for low quality bearings when you can have one of these? Top quality bearing that you can trust, made in Japan! Just install and away you go! Fits all Triumph 650 Unit Twins (Bonneville, Trophy, T120, TR6, TR6C, T120TT, T120C, Etc) from 1963-1972 with 4 speed Transmission. Fits all BSA Unit 500 & 650 Unit Twins from 1962-1972. Fits Triumph 500 & 650 Pre-Unit Twins (T100, T110, T120, 6T, Bonneville, Thunderbird, Tiger, Etc) from 1939-1959. Also fits Triumph & BSA Trident Triples from 1968-1972 with the 4 Speed Transmission only. Please refer to your parts catalog for proper fitment.
*****Please note that this Bearing will not fit Triumph 350 & 500 "Unit Twins" from 1957-1974! Bearing will also fit various Norton 16H, 18, 19, Commando & Dominator models!*****
•Made in Japan
•O.E.M Part number is 60-3556, 57-0048, 68-0023, 04-0098, 040098 or T0048