Search
John Deere GX70 vs John Deere STX30
Verdict: John Deere GX70 vs John Deere STX30
The John Deere GX70 and the John Deere STX30 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 9 hp. John Deere GX70 is the newer design (1991 vs 1989). 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
Fit & specs
John Deere
71
Fit score
Best match
Clear
John Deere
71
Fit score
Best match
Clear
Rated power
9 hp
9 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
John DeereReference
John DeereReference
air-cooled vertical-shaftReference
Image courtesy of Matthew MarchandReference
Steering
manualReference
manual sector-and-pinionReference
Engine
Displacement
17.7 ciReference
24.3 ciReference
Bore/Stroke
78 x 60 mmReference
87 x 67 mmReference
Power
6.7 kWReference
6.7 kWReference
Air cleaner
dry elementReference
paper and foamReference
Starter type
manual recoilReference
—
Fuel tank
—
4.7 LReference
Compression
—
8.9:1Reference
Idle RPM
—
1350-3350Reference
Starter volts
—
12Reference
Sparkplug
—
Champion RC12YCReference
Sparkplug gap
—
1.016 mmReference
Oil capacity
—
1.9 LReference
Oil change
—
sealed unit, owner service is not recommendedReference
Transmission
Gears
5 forward and 1 reverseReference
5 forward and 1 reverseReference
Transmission
—
Peerless 920Reference
PTO & Hydraulics
Mid PTO
independentReference
independentReference
Clutch
mechanicalReference
electricReference
Dimensions
Front tire
11x4.00-5Reference
13x5-6Reference
Rear tire
16x6.50-8Reference
18x6.5-8Reference
Lawn/turf front
11x4.00-5Reference
13x5-6Reference
Lawn/turf rear
16x6.50-8Reference
18x6.5-8Reference
Wheelbase
—
113 cmReference
Weight
—
189 kgReference
Length
—
152 cmReference
Width
—
110 cmReference
Height (steering wheel)
—
98 cmReference
John Deere GX70 attachments
GX70 Serial Numbers
1991
010001Reference
100001Reference
1992
025001Reference
135001Reference
30" Mower deck
Type
gearReference
belt-driven gearReference
Cutting width
76 cmReference
76 cmReference
Cut height
—
2 to 10 cmReference
Cut positions
—
7Reference
John Deere STX30 attachments
STX30 Serial Number Location
STX30 Serial Numbers
1989
—
595001Reference
1990
—
010001Reference
1993
—
160000Reference
Final
—
210000Reference
Electrical
Ground
—
negativeReference
Charging system
—
flywheel alternatorReference
Charging amps
—
15Reference
Battery CCA
—
200Reference
Battery volts
—
12Reference
Attachment overview
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.