Calibrating New Holland TM 150 PC Gearbox

Power Command gearbox calibrate...

[@steinarsson89]

Listening to 2 TMs grunt together, priceless

[@Tojke93]

Can someone tell me where I can buy this gear shifter??

[@ionutbucureanu5572]

How do I know the operation is over?

[@ionutbucureanu5572]

Must be in speed ??