Quick answer:
The John Deere 6310 tractor has 99 hp engine horsepower and 80 hp PTO horsepower.
Engine horsepower99 hp
PTO horsepower80 hp
Drawbar horsepower99 hp
Rated RPM2,300 rpm
Torque303 lb-ft
Operating weight8,924 lb
John Deere 6310 Horsepower Details
| Engine horsepower | 99 hp |
|---|---|
| PTO horsepower | 80 hp |
| Drawbar horsepower | 99 hp |
| Rated engine RPM | 2,300 rpm |
| Engine torque | 303 lb-ft |
| Engine displacement | 4.5 L |
| Engine cylinders | 4 cylinders |
| Engine model | John Deere 4.5L 4-cylinder |
| Operating weight | 8,924 lb |
Horsepower Comparison Chart
Engine horsepower comparison
PTO horsepower comparison
Drawbar horsepower comparison
Operating weight comparison
John Deere 6310 Extra Horsepower Notes
| Horsepower note | The John Deere 6310 is rated at 99 hp engine power and 80 hp at the PTO, a drop of about 19 hp between the engine and PTO. |
|---|---|
| PTO note | The John Deere 6310’s 80 hp PTO rating should be read with its 2,300 rpm rated engine speed when comparing implement requirements. |
| Drawbar note | Use 99 hp drawbar horsepower for pulling comparisons and 80 hp PTO horsepower for driven implements on the John Deere 6310. |
| Power-to-weight note | The John Deere 6310’s weight-to-power figure is about 90.1 lb per engine horsepower; that means it is light for its power, so traction and ballast can become the limiting factor before engine power. |
| Engine note | The John Deere 6310 uses engine model John Deere 4.5L 4-cylinder, 4.5 L displacement, 4 cylinders, rated at 2,300 rpm, which helps explain where its horsepower rating comes from. |
| Torque / RPM note | The John Deere 6310’s 303 lb-ft torque figure should be read with its 4.5 L engine size and 2,300 rpm rated speed. |
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.







