Triumph Twins Primary Chain Adjuster Trunnions (1) - Choose Trunnion Type

  • Sale
  • Regular price $ 14.95
  • 4 available

New Triumph twins primary chain adjuster trunnion. This trunnion will replace Triumph part numbers 70-4148, E4148, 70-5977 & E5977. Imported from England / made in England. OEM quality...


We stock a few types of trunnions to fit Triumph 350, 500, and 650 unit construction models (3TA, 5TA, T90, T100, TR6, T120, etc). Check your parts book to ensure the best fitment.


Please use the drop down menu to select which trunnion you need for your application

  • Made in England
  • OEM part number is 70-4148, E4148, 70-5977 & E5977
  • Free shipping in the USA