Gearbox sprocket nut. Holds the rear drive sprocket on the gearbox shaft.
For Triumph 4 speed 500 and 650 models (1936-72).
Made in England.
OEM: 57-0440, T440
Our part no: 570440
CLASSIC BIKE SPARES specialises in spare parts for classic Triumph, Norton and BSA motorcycles. We carry over 5,000 parts, and we are getting more all the time. Enter the part number or part name in the Search box to find your part. If it's not on the shelf, we can try to get it for you! Some of the brands we stock are Amal carburettors, Lucas electrical, Tri-Spark and Boyer ignition kits, Devon rims and spokes, Hepolite pistons and Harris Triumph parts.
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Mon to Fri: 10am to 4pm
Parts Pick up by appointment
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