Same brandUtility tractorsSpec sheet
John Deere 6125J
The John Deere 6125J is a powerful utility tractor built for tough farm work. It has a strong 6-cylinder diesel engine that makes 125 horsepower, which is very high for its class. This engine is turbocharged and has a very large displacement of 414.4 cubic inches, making it one of the biggest in its category. The tractor is cooled by liquid and has a big 26.4-quart coolant capacity to keep it running smoothly. This tractor is versatile, with four-wheel drive and power steering for easy control. It has a 12-speed forward and 4-speed reverse transmission, giving farmers lots of options for different tasks. The 6125J is built tough, weighing 9,678 pounds, which is above average for similar tractors. It's big too, measuring 193.7 inches long and 107.9 inches tall. The tractor has a Category II hitch at the back for attaching various farm tools. It also has special features like a 104.3-inch wheelbase and 19.9 inches of ground clearance, making it good for rough terrain.
ManufacturerJohn DeerePower125 hp(93.2 kW)Class100–150 HP tractors →Engine6-cylinderTransmissionFully synchronized / Partial power shift
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Key specifications
- Category
- Utility
- Engine power
- 125hp
- Operating weight
- 9,678 lb
- Transmission
- Fully synchronized / Partial power shift
Category comparison
6125J compared with its category
vs. Utility medianDistribution
Engine Power (hp)
All recorded Utility tractors
125 hp · 90th
This model
9
Median 55 hp
177
This modelUtility tractorsMediann = 5,383
The 6125J ranks at the 90th percentile for engine power among recorded utility tractors.
Overview
About the John Deere 6125J
The John Deere 6125J is a powerful utility tractor built for tough farm work. It has a strong 6-cylinder diesel engine that makes 125 horsepower, which is very high for its class. This engine is turbocharged and has a very large displacement of 414.4 cubic inches, making it one of the biggest in its category. The tractor is cooled by liquid and has a big 26.4-quart coolant capacity to keep it running smoothly. This tractor is versatile, with four-wheel drive and power steering for easy control. It has a 12-speed forward and 4-speed reverse transmission, giving farmers lots of options for different tasks. The 6125J is built tough, weighing 9,678 pounds, which is above average for similar tractors. It's big too, measuring 193.7 inches long and 107.9 inches tall. The tractor has a Category II hitch at the back for attaching various farm tools. It also has special features like a 104.3-inch wheelbase and 19.9 inches of ground clearance, making it good for rough terrain.
Full specifications
Recorded specifications
General
| Manufacturer | John Deere |
|---|---|
| Model | 6125J |
| Category | Utility tractor |
| Type | 4x4 MFWD 4WD |
| Operating weight | 9,678lb(4,390 kg) |
Engine
| Make | John Deere |
|---|---|
| Model | 6068 PowerTech |
| Power | 125hp(93.21 kW) |
| Cylinders | 6 |
| Displacement | 414.4ci(6.79 L) |
| Bore | 4.19in(106.4 mm) |
| Stroke | 5in(127 mm) |
Transmission
| Type | Fully synchronized / Partial power shift |
|---|---|
| Forward gears | 12 |
| Reverse gears | 4 |
Chassis & drive
| Chassis | 4x4 MFWD 4WD |
|---|---|
| Drive | 4WD |
| Steering | Power |
Hydraulics
| Type | Pressure compensated |
|---|
Dimensions
| Length | 193.7in(4,920 mm) |
|---|---|
| Height | 107.9in(2,741 mm) |
| Operating weight | 9,678lb(4,390 kg) |
Capacities
| Cooling system | 6.6gal(24.98 L) |
|---|
Closest alternatives
6125J compared with the nearest models by horsepower
By engine horsepower, the nearest utility models to the 6125J are the John Deere 6620 Premium (2003-2006) and the John Deere 6620 Premium (2001-2003). The John Deere 6620 Premium (2003-2006) matches it on rated power and weighs 2,100 lb more, at 94 lb per horsepower against 77 lb. The John Deere 6620 Premium (2001-2003) matches it on rated power and weighs 1,850 lb more, so it carries more weight per horsepower, which helps traction in draft work. Of the 3 models, the 6125J has the lowest weight per horsepower at 77 lb per hp.
| Spec | John Deere 6125J | John Deere 6620 Premium (2003-2006) | John Deere 6620 Premium (2001-2003) |
|---|---|---|---|
| Engine power | 125 hp93.2 kW | 125 hp93.2 kW | 125 hp93.2 kW |
| Operating weight | 9,678 lb4,390 kg | 11,773 lb5,340 kg | 11,530 lb5,230 kg |
| Weight per hp | 77 lb/hp47 kg/kW | 94 lb/hp57 kg/kW | 92 lb/hp56 kg/kW |
| Displacement | 414.4 ci6.79 L | 414 ci6.78 L | 414 ci6.78 L |
| Cylinders | 6 | 6 | 6 |
| Transmission | Fully synchronized / Partial power shift | Partial power shift | Partial power shift |
| Drive | 4WD | 4WD | MFWD |
| Years built | - | 2003-2006 | 2001-2003 |
Calculators
Calculators for the 6125J
PTO power
About 104 to 113 PTO hp
Estimated from the 125 hp engine rating. The calculator also estimates drawbar power by surface.
Implement sizing
Implements a 125 hp tractor can run
Maximum size is about a 15 ft rotary cutter or a 12.5 ft tiller. The calculator also sizes discs, plows and balers.
Ballast
90 lb per PTO hp as listed
Heavy draft work calls for 120 to 135 lb/hp. The calculator gives the ballast to add.
Units
125 hp is 93.2 kW
The converter gives kW and metric PS values, as used on European spec sheets.
Category medians
6125J vs. Utility median
John Deere 6125J compared with other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 125 hp | 55 hp | +127% | 90th |
| Engine Displacement | 414 ci | 183 ci | +126% | 92nd |
| Cylinders | 6 | 4 | +50% | 93rd |
| Forward Gears | 12 | 12 | at median | 50th |
| Operating Weight | 9,678 lb | 5,303 lb | +83% | 85th |
| Length | 194 in | 137 in | +42% | 93rd |
| Height | 108 in | 94.1 in | +15% | 84th |
Medians and percentiles are calculated from the utility tractors in the database that have a recorded value for each specification (sample size 4,321–5,720 models).
Same manufacturer
Other John Deere models
Other manufacturers
Models with similar horsepower
FAQ
Frequently asked questions
How powerful is the John Deere 6125J?
The John Deere 6125J has an engine power output of 125 hp. It is powered by a 6-cylinder engine displacing 414.4 ci.
What is the working weight of the John Deere 6125J?
The operating weight of the John Deere 6125J is approximately 9,678 lb.
What type of transmission does the John Deere 6125J have?
The John Deere 6125J uses a Fully synchronized / Partial power shift transmission offering 12 forward gears.
What hydraulics does the John Deere 6125J have?
The John Deere 6125J uses a Pressure compensated hydraulic system.
What three-point hitch category does the John Deere 6125J use?
The John Deere 6125J has a Category Category 3 three-point hitch.
What routine service does the John Deere 6125J need?
Regular maintenance for the John Deere 6125J includes checking and changing engine oil, hydraulic fluid, and filters, plus routine inspections as recommended in the owner's manual. Always follow the manufacturer's maintenance schedule for specific intervals and procedures.