Quick answer:
The John Deere 6M 145 tractor has 145 hp engine horsepower and 114 hp PTO horsepower.
Engine horsepower145 hp
PTO horsepower114 hp
Drawbar horsepower111 hp
Rated RPM1,600 rpm
Torque500 lb-ft
Operating weight12,200 lb
John Deere 6M 145 Horsepower Details
| Engine horsepower | 145 hp |
|---|---|
| PTO horsepower | 114 hp |
| Drawbar horsepower | 111 hp |
| Rated engine RPM | 1,600 rpm |
| Engine torque | 500 lb-ft |
| Engine displacement | 4.5 L |
| Engine cylinders | 6 cylinders |
| Engine model | a 6.8L 6-cylinder |
| Operating weight | 12,200 lb |
Horsepower Comparison Chart
Engine horsepower comparison
PTO horsepower comparison
Drawbar horsepower comparison
Operating weight comparison
John Deere 6M 145 Extra Horsepower Notes
| Horsepower note | The John Deere 6M 145 shows 145 hp at the engine and 114 hp at the PTO, which is a noticeable drop between engine power and PTO power for a mid-size tractor. |
|---|---|
| PTO note | For PTO-driven work, the John Deere 6M 145’s practical rating is 114 hp, which fits hay equipment, larger cutters, augers and heavier farm implements. |
| Drawbar note | At 111 hp drawbar power, the John Deere 6M 145 is about 34 hp below its engine rating once power is measured as pull at the ground. |
| Power-to-weight note | At 12,200 lb and 145 hp, the John Deere 6M 145 works out to about 84.1 lb per engine horsepower, making it light for its power, so traction and ballast can become the limiting factor before engine power. |
| Engine note | With 4.5 L across 6 cylinders, the John Deere 6M 145 averages about 0.8 L per cylinder. |
| Torque / RPM note | The John Deere 6M 145’s 500 lb-ft torque rating works with its 1,600 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.







