Search
John Deere GX85 vs John Deere STX38 Black Deck
Verdict: John Deere GX85 vs John Deere STX38 Black Deck
The John Deere GX85 and the John Deere STX38 Black Deck are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 13 hp. John Deere GX85 is the lighter machine (155 kg vs 196 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere GX85 is the newer design (1997 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
13 hp
13 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
John DeereReference
John DeereReference
Image courtesy of Derek WoodwardReference
air-cooled vertical-shaftReference
Original price
$2,049 (2003 )Reference
$2,500 (1995 hydrostatic )Reference
Steering
manualReference
—
Variants
GX85
gear driveReference
—
SX85
variator driveReference
—
STX38 Yellow-deck
—
1988-1993Reference
STX38 Black-deck
—
1994-1997Reference
Engine
Fuel tank
4.7 LReference
4.7 LReference
Displacement
28.4 ciReference
24.3 ciReference
Bore/Stroke
87 x 78 mmReference
87 x 67 mmReference
Power (gross)
9.7 kWReference
—
Air cleaner
dry elementReference
—
Starter
electricReference
—
Starter volts
12Reference
12Reference
Oil capacity
1.6 LReference
1.9 LReference
Power
—
9.7 kWReference
Compression
—
8.5:1Reference
Transmission
Gears
5 forward and 1 reverseReference
infinite forward and reverseReference
Transmission
—
Tuff Torq K-50Reference
Oil change
—
sealed unit, owner service is not recommendedReference
PTO & Hydraulics
Mid PTO
independentReference
independentReference
Clutch
mechanicalReference
electricReference
Dimensions
Wheelbase
106 cmReference
113 cmReference
Weight
155 kgReference
196 kgReference
Front tire
11x4.00-5Reference
13x6.5-6Reference
Rear tire
16x6.50-8Reference
18x8.5-8Reference
Lawn/turf front
11x4.00-5Reference
13x6.5-6Reference
Lawn/turf rear
16x6.50-8Reference
18x8.5-8Reference
Length
154 cmReference
152 cmReference
Width
66 cmReference
132 cmReference
Height
99 cmReference
98 cmReference
John Deere GX85 attachments
GX85 Serial Numbers
1997
085001Reference
290001 (STX38 Motorsport)Reference
1998
095001Reference
—
1999
110001Reference
—
2000
120001Reference
—
2001
130001Reference
—
2002
140001Reference
—
2003
145001Reference
—
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
flywheel alternatorReference
Battery CCA
160Reference
—
Battery volts
12Reference
12Reference
30" Mower deck
Type
gearReference
belt-driven hydrostaticReference
Cutting width
76 cmReference
96 cmReference
Overall width
106 cmReference
—
Cut height
2 to 10 cmReference
—
John Deere STX38 attachments
STX38 Serial Number Location
STX38 Serial Numbers
1994
—
210001 (STX38 black deck)Reference
1995
—
240001 (STX38 black deck)Reference
1996
—
270001 (STX38 Motorsport)Reference
38" Mower deck
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.


