Quick answer:
The John Deere 9520 tractor has 450 hp engine horsepower and 316 hp PTO horsepower.
Engine horsepower450 hp
PTO horsepower316 hp
Drawbar horsepower350.1 hp
Rated RPM2,100 rpm
Torque1,650 lb-ft
Operating weight38,315 lb
John Deere 9520 Horsepower Details
| Engine horsepower | 450 hp |
|---|---|
| PTO horsepower | 316 hp |
| Drawbar horsepower | 350.1 hp |
| Rated engine RPM | 2,100 rpm |
| Engine torque | 1,650 lb-ft |
| Engine displacement | 12.5 L |
| Engine cylinders | 6 cylinders |
| Engine model | a 12.5L 6-cylinder |
| Operating weight | 38,315 lb |
Horsepower Comparison Chart
Engine horsepower comparison
PTO horsepower comparison
Drawbar horsepower comparison
Operating weight comparison
John Deere 9520 Extra Horsepower Notes
| Horsepower note | With PTO power at roughly 70.2% of engine horsepower, the John Deere 9520 keeps most of its rated power available for PTO work. |
|---|---|
| PTO note | The John Deere 9520’s PTO output is 316 hp, about 70.2% of its 450 hp engine rating, so PTO implement choice should be based on the PTO number. |
| Drawbar note | At 350.1 hp drawbar power, the John Deere 9520 is about 99.9 hp below its engine rating once power is measured as pull at the ground. |
| Power-to-weight note | At 38,315 lb and 450 hp, the John Deere 9520 works out to about 85.1 lb per engine horsepower, making it light for its power, so traction and ballast can become the limiting factor before engine power. |
| Engine note | The John Deere 9520 uses engine model a 12.5L 6-cylinder, 12.5 L displacement, 6 cylinders, rated at 2,100 rpm, which helps explain where its horsepower rating comes from. |
| Torque / RPM note | The John Deere 9520’s 1,650 lb-ft torque rating works with its 2,100 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.







