Compare/John Deere 6145J vs John Deere 7425

John Deere 6145J vs John Deere 7425

Verdict: John Deere 6145J vs John Deere 7425

The John Deere 6145J and the John Deere 7425 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 123 hp. John Deere 7425 is the lighter machine (10,750 kg vs 11,290 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6145J holds more fuel (314.9 L vs 207.0 L) for longer stints between fills. John Deere 6145J is the newer design (2010 vs 2009). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

John Deere

Fit score

Best match

Clear

John Deere

Fit score

Best match

Clear

Rated power

123 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

With 24.5-32 R1 rear tires. Reverse speeds are 15% faster than forward.Reference

With 18.4-38 rear tires.Reference

Differential lock

electro-hydraulicReference

—

Engine

Fuel tank

314.9 LReference

207.0 LReference

Engine

108.1 kWReference

102.9 kWReference

Displacement

6.8 LReference

Bore/Stroke

106 x 127 mmReference

Power

108.1 kWReference

102.9 kWReference

Fuel system

rotary injection pumpReference

—

Rated RPM

2100Reference

Torque

608.0 NmReference

—

Torque RPM

1400Reference

—

Starter volts

12Reference

Coolant capacity

25.0 LReference

20.0 LReference

Oil capacity

19.0 LReference

19.5 LReference

Compression

—

16.9:1Reference

Idle RPM

—

850-2250Reference

Operating RPM

—

1500-2100Reference

Firing order

—

1-5-3-6-2-4Reference

Starter

—

electricReference

Starter power

—

3.0 kWReference

Intake valve clearance

—

0.356 mmReference

Exhaust valve clearance

—

0.457 mmReference

Transmission

John Deere PowrQuadReference

PowrQuadReference

Gears

16 forward and reverseReference

PTO & Hydraulics

PTO (claimed)

91.7 kWReference

Type

partial power shiftReference

four-speed power shiftReference

Pressure

200.0 barReference

—

Valves

2Reference

—

Pump flow

100.0 lpmReference

—

SCV flow

99.8 lpmReference

—

Oil type

JD Hy-GardReference

—

Rear Type

IIReference

IIIN/IIReference

Control

electronic lower linkReference

—

Rear lift (at ends)

6799 kgReference

—

Rear lift (at 24"/610mm)

5279 kgReference

3805 kgReference

Rear PTO

independentReference

Clutch

hydraulic wet discsReference

hydraulic wet discReference

Rear PTO Type

540/1000Reference

Engine RPM

—

1000@1995Reference

Dimensions

Wheelbase

264 cmReference

—

Weight

11290 to 12460 poundsReference

10750 to 12210 poundsReference

Front tire

18.4-26Reference

10.00-16Reference

Rear tire

24.5-32Reference

—

Standard tires (ag)

Front: 18.4-26. Rear: 24.5-32Reference

—

Optional tires (ag)

Front: 16.9-24. Rear: 18.4-34Reference

—

Length

496 cmReference

477 cmReference

Height

286 cmReference

—

Ground clearance

56 cmReference

—

Bar rear axle

86 by 2743 mmReference

—

Front tread

159 to 209 cmReference

—

Rear tread

168 to 264 cmReference

—

Ballasted

8001 kgReference

—

2WD Wheelbase

—

264 cmReference

4WD Wheelbase

—

270 cmReference

2WD Rear tire

—

18.4-38Reference

2WD Standard tires (ag)

—

Front: 10.00-16. Rear: 18.4-38Reference

4WD Standard tires (ag)

—

Front: 14.9-28. Rear: 18.4Reference

2WD Height (steering wheel)

—

221 cmReference

4WD Height (steering wheel)

—

220 cmReference

2WD Shipping weight

—

4876 kgReference

4WD Shipping weight

—

5538 kgReference

Rack-and-pinion rear axle

—

85 by 2806 mmReference

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

90Reference

Battery volts

12Reference

Battery AH

150Reference

154Reference

Charging volts

—

14Reference

Speeds

7425 Serial Numbers

Location:

—

Serial number plate on right side of tractor frame.Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.