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John Deere D125 vs John Deere F912

Verdict: John Deere D125 vs John Deere F912

The John Deere D125 and the John Deere F912 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 574 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere F912 holds more fuel (20.8 L vs 9.1 L) for longer stints between fills. John Deere D125 is the newer design (2014 vs 1987). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

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Fit & specs
John Deere D125 Lawn Tractor
John Deere
71
Fit score
Best match
Clear
John Deere F912 Lawn Tractor
John Deere
71
Fit score
Best match
Clear
Rated power
20 hp
20 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
Beginning with tractor serial number 600001 the TLT200 transmission replaced the T40.Reference
liquid-cooled horizontal-shaft inlineReference
Differential lock
mechanical frontReference
Engine
Fuel tank
9.1 LReference
20.8 LReference
Displacement
40 ciReference
40.2 ciReference
Bore/Stroke
75 x 73 mmReference
66 x 64 mmReference
Power (gross)
14.9 kWReference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Power
14.9 kWReference
Air cleaner
dryReference
Torque
43.8 NmReference
Torque RPM
2000Reference
Oil capacity
4.4 LReference
Coolant capacity
4.4 LReference
Transmission
Transmission
Tuff Torq T40Reference
Gears
infinite forward and reverseReference
infinite forward and reverseReference
Oil change
sealed unit, owner service is not recommendedReference
Dimensions
Weight
198 kgReference
574 kgReference
Front tire
15x6-6Reference
20x8.00-10Reference
Rear tire
20x8.0-0Reference
16x6.5-8Reference
Lawn/turf front
15x6-6Reference
20x8.00-10Reference
Lawn/turf rear
20x8.0-0Reference
16x6.5-8Reference
Length
174 cmReference
216 cmReference
Height
113 cmReference
Wheelbase
143 cmReference
Width
108 cmReference
Height (steering wheel)
128 cmReference
Height (ROPS)
198 cmReference
John Deere D125 attachments
D125 Serial Numbers
2014
500001Reference
2015
600001Reference
2016
700001Reference
2017
810001Reference
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Charging system
alternatorReference
Charging amps
20Reference
Attachment overview
42" Mower deck
Type
belt-driven hydrostaticReference
hydrostaticReference
Cutting width
106 cmReference
Overall width
139 cmReference
Cut height
2 to 10 cmReference
PTO & Hydraulics
Front PTO
independentReference
Clutch
electricReference
John Deere F912 attachments

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.

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