The John Deere 45A tractor has 38 hp engine horsepower and 35.5 hp PTO horsepower.
Engine horsepower38 hp
PTO horsepower35.5 hp
Drawbar horsepower30 hp
Rated RPM2,800 rpm
Torque70 lb-ft
John Deere 45A Horsepower Details
Engine horsepower
38 hp
PTO horsepower
35.5 hp
Drawbar horsepower
30 hp
Rated engine RPM
2,800 rpm
Engine torque
70 lb-ft
Horsepower Comparison Chart
Engine horsepower comparison
This model
38 hp
Average
99 hp
Low
5 hp
High
640 hp
PTO horsepower comparison
This model
35.5 hp
Average
86.2 hp
Low
5 hp
High
490 hp
Drawbar horsepower comparison
This model
30 hp
Average
87.8 hp
Low
5.5 hp
High
640 hp
John Deere 45A Extra Horsepower Notes
Horsepower note
The useful spread on the John Deere 45A is small: 38 hp engine horsepower versus 35.5 hp PTO horsepower.
PTO note
With 35.5 hp at the PTO, the John Deere 45A is best matched to larger mowing, rotary cutting, tillage and medium utility implements; implement width and soil/load conditions still matter more than the horsepower number by itself.
Drawbar note
At 30 hp drawbar power, the John Deere 45A is about 8 hp below its engine rating once power is measured as pull at the ground.
Engine note
Engine details for the John Deere 45A come together as rated at 2,800 rpm.
Torque / RPM note
The John Deere 45A’s 70 lb-ft torque rating works with its 2,800 rpm rated speed, so load response depends on both numbers.
Official information note
Mistakes do happen. Horsepower, PTO horsepower, drawbar horsepower, weight and engine specs can change by year, market, engine option, cab, transmission and test standard. Please check the operator manual and official deere.com website for official information.
