Triumph 350 500 Gearbox Mainshaft Bearing 57-1469 1957-74 5TA T90 T100 Trident Works with 7/8" handlebars and

Works with 7/8" handlebars and features 2 positions - high and low beam

M Part number is 189307 & 189210

This is the front left or right side stud on your cylinder head

OEM part number is 70-9510

Measures approx 1 7/8" long with a 1/4" hole

Triumph 350 500 Gearbox Mainshaft Bearing 57-1469 1957-74 5TA T90 T100 Trident Works with 7/8" handlebars andNew Top Quality Triumph Unit 350 500 Twins Mainshaft Bearing. If you are looking for a high quality bearing without breaking the bank you have found it! Made in Japan. Bearing measures 17MM X 47MM X 14MM with a C3 clearance rating. Fits all Triumph 350 & 500 Unit Twins (Daytona, T100R, T100C, Tiger, T90, 5TA, Etc) from 1957 1974 on the "timing side". Please refer to your parts catalog for proper fitment. *****Please check your parts book to ensure the