John Deere 6125D
The John Deere 6125D is a tractor produced by John Deere. It is equipped with a 276 ci 4.5 L engine. The listed engine power is Diesel (gross): 123 hp / 91.7 kW. Transmission: John Deere Top Shaft Syncronized (TSS). Operating weight: 8,532 lbs 3870 kg.
Engine Power
Diesel (gross): 123 hp / 91.7 kW
Fuel & Capacities
41.7 gal
157.8 L
Transmission
John Deere Top Shaft Syncronized (TSS)
Operating Weight
8,532 lbs
3870 kg
Overview
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6D SeriesUtility tractor |
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6D Series | |
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2008 - ???? | |
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Production | |
|---|---|
Manufacturer | John Deere |
Utility tractor | |
Built in Saltillo, Mexico | |
John Deere 6125D Engine | |
|---|---|
John Deere 4.5L 4-cyl diesel | |
Engine details ...  |
John Deere 6125D Power | |
|---|---|
Engine (gross) | 123 hp
91.7 kW |
PTO (claimed) | 105 hp
78.3 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Steering | hydrostatic power |
Mechanical wet disc brakes | |
Two-post ROPS. Cab optional. | |
Capacity | |
|---|---|
Fuel | 41.7 gal
157.8 L |
Hydraulic system | 15.3 gal
57.9 L |
Front axle | 6.9 qts
6.5 L |
Front hubs | 2.1 qts (each)
2.0 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 15.3 gal
57.9 L |
Pressure | 2830 psi
195.1 bar |
Rear valves | 2 to 3 |
Pump flow | 17.6 gpm
66.6 lpm |
Steering flow | 6.9 gpm
26.1 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Control | mechanical lower link |
Rear lift (at ends) | 7,649 lbs
3469 kg |
Rear lift (at 24"/610mm) | 6,946 lbs
3150 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | mechanical dry disc |
Rear PTO Type | 540/1000 (1.375) |
Engine RPM | 540@2100 |
1000@2100 | |
Dimensions & Tires | |
|---|---|
Wheelbase | 92.5 inches
234 cm |
Weight | 8,532 lbs
3870 kg |
Front tire | 14.9-24 |
Rear tire | 23.1-30 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 70 (ROPS) |
90 (cab) | |
Battery CCA | 550 |
Battery volts | 12 |
Battery AH | 102 |
Battery Group | 27 |
Engine
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2008 - ???? | |
6D Series | |
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2008 - ???? | |
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Utility tractor |
Engine Detail — 276 ci / 4.5 L Diesel
Configuration | turbocharged intercooled diesel, 4-cylinder 8-valve, liquid-cooled |
John Deere 4045H Power Tech | |
Displacement | 276 ci
4.5 L |
Bore/Stroke | 4.19x5.00 inches
106 x 127 mm |
Rated Power (gross) | 123 hp
91.7 kW |
Air cleaner | dry element with pre-cleaner |
Compression | 17:1 |
Rated RPM | 2100 |
Idle RPM | 950-2275 |
Firing order | 1-3-4-2 |
Starter | electric |
Starter volts | 12 |
Coolant capacity | 17.4 qts
16.5 L |
Intake valve clearance | 0.014 inches
0.356 mm |
Exhaust valve clearance | 0.018 inches
0.457 mm |
Oil capacity | 13 qts
12.3 L |
Oil change | 250 h |
500 h (JD TorqGARD oil) | |
Transmission
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6D SeriesUtility tractor |
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2008 - ???? | |
6D Series | |
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2008 - ???? | |
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6D Series | |
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Transmission options | |
|---|---|
9-speed unsynchronized gear | |
9-speed partially synchronzied |
Transmission — John Deere Collar Shift
Transmission | John Deere Collar Shift |
Type | unsynchronized gear |
Gears | 9 forward and 3 reverse |
Clutch | dry disc |
Oil capacity | 61.2 qts
57.9 L |
Three gears (1-3) plus reverse (R) in each of three ranges (A-C). Tractor must be stopped, and clutch used, to shift gear or range. | |
With 18.4-34 rear tires. | |
 | |
Transmission — John Deere Top Shaft Syncronized (TSS)
Transmission | John Deere Top Shaft Syncronized (TSS) |
Type | partially synchronzied |
Gears | 9 forward and 3 reverse |
Clutch | dry disc |
Oil capacity | 61.2 qts
57.9 L |
Three gears (1-3) plus reverse (R) in each of three ranges (A-C). Shifts between gears, including to reverse, are synchronized using the clutch. Shifts between ranges are not synchronized, the operator must stop the tractor and use the clutch. | |
With 18.4-34 rear tires. | |
 | |
Dimensions
| 2008 - ????
6D SeriesUtility tractor |
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2008 - ???? | |
6D Series | |
Utility tractor | |
2008 - ???? | |
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6D Series | |
Utility tractor |
John Deere 6125D Tires | |
|---|---|
Standard tires (ag) | Front: 14.9-24. Rear: 23.1-30 |
Dimensions | |
|---|---|
Wheelbase | 92.5 inches
234 cm |
Length | 166 inches
421 cm |
Width | 72 inches
182 cm |
Height (cab) | 107.5 inches
273 cm |
Height (exhaust) | 106 inches
269 cm |
Shipping weight | 8,532 lbs
3870 kg |
Max weight | 15,210 lbs
6899 kg |
Rear axle | 72 inch length
1828 mm (flange) |
Attachments
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6D Series | |
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2008 - ???? | |
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6D Series | |
Utility tractor |
Recommended Implements & Sizing Guide
Engineering recommendations for John Deere 6125D based on its 123 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 6125D.
Estimated Continuous Field Runtime: 6.5 hrs
Approximately 6.5 hours of continuous field operation at ~75% rated power on a full tank (41.7 gal / 157.9 L).
Estimated 75% Load Fuel Burn~6.4 gal/hr (24.2 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
John Deere 6125D Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 6125D.
Converted Equivalents:
Horsepower (HP)123 hp
Kilowatts (kW)91.7 kW
Metric Horsepower (PS / CV)124.7 PS
Direct Competitor Comparison
Compare John Deere 6125D against same-era industry alternatives in the same horsepower class.
Current Model
John Deere
John Deere 6125D
Engine Power:Diesel (gross): 123 hp / 91.7 kW
★ Baseline Reference
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