Triumph Bonneville T140v - Part 11 - Gearbox Oil Change
In this video we go through the process of draining the gearbox and refilling it to the correct level on the 1977 Triumph T140v. Oil used: 80/90W Lucas Gear Oil If you enjoyed this video please consider doing me the honour of subscribing ...I would really appreciate it! Please also leave a comment and let me know your thoughts on the process and oil we used. I respond to all comments and appreciate all of them.

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