Serial number plate on the right side of the 6120E tractor frame, above the front axle
ELECTRICAL
Ground
negative
Battery volts
12
About John Deere Tractor
The 6120E model tractor is one of John Deere's 9R line of tractors. The 6120E is a Utility Tractors type, which is used mostly in the Agriculture Tractors. The 6120E tractor is operated by a engine. This setting improves usability in the real world.