Compare/John Deere 425 vs John Deere D125

John Deere 425 vs John Deere D125

Verdict: John Deere 425 vs John Deere D125

The John Deere 425 and the John Deere D125 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 20 hp. John Deere D125 is the lighter machine (198 kg vs 805 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 425 holds more fuel (24.6 L vs 9.1 L) for longer stints between fills. John Deere D125 is the newer design (2014 vs 1992). 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

20 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Early versions of the engine used plastic cam gears. Steel cams were used beginning with engine serial number 149283.Reference

Beginning with tractor serial number 600001 the TLT200 transmission replaced the T40.Reference

Differential lock

mechanical rearReference

—

Steering

four-wheel steering optionalReference

—

Engine

Fuel tank

24.6 LReference

9.1 LReference

Displacement

37.7 ciReference

40 ciReference

Bore/Stroke

76 x 68 mmReference

75 x 73 mmReference

Power

14.9 kWReference

—

Fuel system

carburetorReference

—

Air cleaner

paper element with pre-cleanderReference

—

Compression

9:1Reference

—

Rated RPM

3550Reference

—

Idle RPM

1450-3550Reference

—

Starter

electricReference

Starter volts

12Reference

Starter power

0.8 kWReference

—

Coolant capacity

2.8 LReference

—

Sparkplug gap

0.762 mmReference

—

Oil capacity

1.5 LReference

—

Power (gross)

—

14.9 kWReference

Transmission

ThrottleReference

—

BrakeReference

—

ForwardReference

—

ReverseReference

—

Cruise controlReference

—

Parking brakeReference

—

Differential lockReference

—

Transmission

Tuff Torq K91Reference

Tuff Torq T40Reference

Gears

infinite forward and reverseReference

2WS Oil capacity

6.6 LReference

—

AWS Oil capacity

5.7 LReference

—

Oil change

—

sealed unit, owner service is not recommendedReference

PTO & Hydraulics

Type

shaft-driven hydrostaticReference

belt-driven hydrostaticReference

Pressure

69.0 barReference

—

Mid valves

2Reference

—

Pump flow

17.6 lpmReference

—

Rear Type

0Reference

—

Rear lift

294 kgReference

—

Rear PTO

independentReference

—

Clutch

electro-hydraulicReference

—

Rear PTO Type

540 (1.375)Reference

—

Mid PTO

independentReference

—

Mid PTO Type

2000Reference

—

Dimensions

2WS Wheelbase

128 cmReference

—

AWS Wheelbase

125 cmReference

—

Weight

805 to 900 poundsReference

198 kgReference

Front tire

16x7.50-8Reference

15x6-6Reference

Rear tire

23x10.50-12Reference

20x8.0-0Reference

Lawn/turf front

16x7.50-8Reference

15x6-6Reference

Lawn/turf rear

23x10.50-12Reference

20x8.0-0Reference

Length

190 cmReference

174 cmReference

Width

119 cmReference

—

Height

116 cmReference

113 cmReference

Height (cab)

187 cmReference

—

2WS Weight

365 kgReference

—

AWS Weight

408 kgReference

—

John Deere 425 attachments

425 Serial Number Location

425 Serial Numbers

1993

010001Reference

—

1994

020001Reference

—

1995

030001Reference

—

1996

040001Reference

—

1997

050001Reference

—

1998

060001Reference

—

1999

070001Reference

—

2000

080001Reference

—

2001

090001Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

—

Charging amps

20Reference

—

Battery CCA

340Reference

—

Battery volts

12Reference

Battery Group

U1Reference

—

Attachment overview

John Deere D125 attachments

D125 Serial Numbers

2014

—

500001Reference

2015

—

600001Reference

2016

—

700001Reference

2017

—

810001Reference

42" Mower deck

Cutting width

—

106 cmReference

Overall width

—

139 cmReference

Cut height

—

2 to 10 cmReference

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.