How do you unlock differential on 275 Massey?

To unlock the differential on a Massey Ferguson 275, locate the differential lock lever, which is typically positioned near the driver's seat or on the right side of the operator platform. Press the lever down to engage the lock when needed for traction, and lift it to unlock the differential when you want to return to standard operation. Always ensure the tractor is at a complete stop before attempting to engage or disengage the differential lock.