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 4240S model tractor belongs to the 4040 Series of tractors from John Deere. The 4240S is a type, which is used most often in Agriculture Tractors. The 4240S tractor is equipped by a engine. This arrangement is more practical in the real world.