New Triumph 650 Pre-Unit Twins Front Drive Sprocket. This EMGO sprocket is the same quality as the "English made" types for half of the price. Sprocket accepts a standard 530 or 5/8" X 3/8" chain. Use the drop down menu to select which size sprocket you need. Fits the Triumph 650 Pre-Unit twins (Bonneville, T120, 6T, T110, TR6SS, etc) from 1947-1962. Also fits Triumph 500 Pre-Unit twins up to approx 1956. Please refer to your parts catalog for proper fitment.
•Made By EMGO
•O.E.M Part number is 57-1715, T1715, 57-0471 or T0471
•Made By EMGO
•O.E.M Part number is 57-1715, T1715, 57-0471 or T0471