Triumph Front Wheel Axle (1) - 37-1239 06-5740 This is the part known

This is the part known as the "piston" that installs inside your oil pressure relief valve

Fits Triumph 500 Unit Twins from 1969-1974

Etc) from 1962-1968

Etc from 1975-1982

If you own a British Motorcycle or Car and do not own any Tools then we recommend starting with this set

Triumph Front Wheel Axle (1) - 37-1239 06-5740 This is the part knownNew early Triumph front wheel axle. This axle is manufactured in England by L. F. Harris. Quality is far superior over original factory axles. Replaces Triumph and BSA part numbers 37 1239 & W1239. Measures approx 7 1 8" long. Check your parts book to ensure the best fitment. Please note that this spindle is sold each **Features** Made in England OEM part number is 37 1239 & W1239