A weak master cylinder not only should be replaced but it also dangerous. Your braking power is cut down to 75%.. and with vintage disk brakes you need all the braking power you can get.

Our new front and rear complete mastercylinders for Norton Commando models come complete with everything needed to make this a direct fit and easy replacement.. includes seals, body, housing and all the necessary parts inside.

Our complete master cylinder assembly’s fit various Norton Commando models both 750 and 850 up to approx 1975 including MK1, MK2 and MK3 models. Supplied by Andover Norton in England.. Check your parts book to ensure the best fitment

Use the drop down menu to select which Norton Commando master cylinder you desire – sold each

**Features**

• Made in England by Andover / Girling
• OEM part number is 06-5742, 065742, 06-4871, 064871, 06-5741, 065741/13
  
• Free shipping in the USA