Serial number plate on the front right of the tractor frame, above the front axle
1982
345029
1983
346464
1984
347542
1985
348359
1986
349009
ELECTRICAL
Ground
negative
Charging system
alternator
Charging amps
90
Batteries
2
Battery volts
12
Battery AH
88
About John Deere Tractor
The John Deere 4240S tractor is part of the 4040 Series of tractors. The 4240S is a type, that is used mostly in the Agriculture Tractors. The engine of the 4240S tractors is impressive. This arrangement is more practical in the actual world.