Triumph / BSA 4-Speed High Gear Ball Bearing (1) - 60-3556 - A65 / TR6 / T120 / 6T / T150 OEM part number is 60-4511

OEM part number is 60-4511

Works with both Monobloc and Concentric carbs that had the "pancake" filters

Part may fit other Brands that are not listed abouve

Etc) from 1969-1975

Firebird & Thunderbolt) from 1968-1970

Triumph / BSA 4-Speed High Gear Ball Bearing (1) - 60-3556 - A65 / TR6 / T120 / 6T / T150 OEM part number is 60-4511Top 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,