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John Deere F1145 vs John Deere S170

Verdict: John Deere F1145 vs John Deere S170

The John Deere F1145 and the John Deere S170 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 24 hp. John Deere S170 is the lighter machine (228 kg vs 1,064 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere F1145 holds more fuel (41.6 L vs 9.1 L) for longer stints between fills. John Deere S170 is the newer design (2021 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.

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Fit & specs
John Deere F1145 Lawn Tractor
John Deere
71
Fit score
Best match
Clear
John Deere S170 Lawn Tractor
John Deere
71
Fit score
Best match
Clear
Rated power
24 hp
24 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
The 3TNE78 engine was introduced on the F1145 for the 1995 model year, mower serial number M01145X140001.Reference
Image courtesy of Matthew KlinglerReference
Drive
4x4 MRWD 4WDReference
Final drives
planetaryReference
Differential lock
mechanical frontReference
Engine
Fuel tank
41.6 LReference
9.1 LReference
Displacement
73.5 ciReference
44.2 ciReference
Bore/Stroke
78 x 84 mmReference
79 x 73 mmReference
Power
20.9 kWReference
Air cleaner
dryReference
dryReference
Rated RPM
3200Reference
Torque
78.6 NmReference
Torque RPM
2200Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Oil capacity
4.4 LReference
1.9 LReference
Coolant capacity
7.6 LReference
Fuel system
direct injectionReference
Compression
17.8:1Reference
Power (gross)
17.9 kWReference
Sparkplug gap
0.762 mmReference
Oil change
sealed unit, owner service is not recommendedReference
Transmission
Transmission
Sundstrand 25Reference
Tuff Torq K46Reference
Gears
infinite forward and reverse (2-range)Reference
PTO & Hydraulics
Type
hydrostaticReference
belt-driven hydrostaticReference
Pump flow
21.2 lpmReference
Front PTO
independentReference
Clutch
electro-hydraulicReference
electricReference
Front PTO Type
3200Reference
Mid PTO
independentReference
Dimensions
Wheelbase
137 cmReference
Weight
1064 kgReference
228 kgReference
Front tire
23x10.50-12Reference
15x6.00-6Reference
Rear tire
18x8.5-8Reference
22x9.5-12Reference
Lawn/turf front
23x10.50-12Reference
15x6.00-6Reference
Lawn/turf rear
18x8.5-8Reference
22x9.5-12Reference
Length
228 cmReference
194 cmReference
Width
108 cmReference
Height (steering wheel)
133 cmReference
Height (ROPS)
195 cmReference
Operating weight
1064 kgReference
Ground clearance
11 cmReference
Front tread
117 cmReference
Height
118 cmReference
John Deere F1145 attachments
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
Charging amps
40Reference
14Reference
Battery volts
12Reference
12Reference
Battery Group
U1Reference
Attachment overview
John Deere S170 attachments
S170 Serial Numbers
Location:
Serial number decal above the left rear tire, below the fender deck.Reference
48" Mower deck
Cutting width
121 cmReference
Overall width
154 cmReference
Cut height
2 to 10 cmReference
Capacities
Tow capacity
228 kgReference

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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