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Kubota GB180 vs Kubota JB18
Verdict: Kubota GB180 vs Kubota JB18
The Kubota GB180 and the Kubota JB18 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 18 hp. Kubota JB18 is the lighter machine (590 kg vs 1,532 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota GB180 holds more fuel (20.1 L vs 14.0 L) for longer stints between fills. Kubota JB18 is the newer design (2006 vs 2002). 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
Kubota
71
Fit score
Best match
Clear
Kubota
71
Fit score
Best match
Clear
Rated power
18 hp
18 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
Six forward and three reverse gears in three ranges.Reference
Three gears, plus reverse, in two ranges.Reference
Steering
—
powerReference
Variants
GB180F
GlideshiftReference
—
JB18
—
wheeledReference
JB18-PC
—
half-trackReference
Engine
Fuel tank
20.1 LReference
14.0 LReference
Engine
13.2 kWReference
13.6 kWReference
Displacement
1.0 LReference
1.0 LReference
Bore/Stroke
76 x 74 mmReference
76 x 74 mmReference
Power
13.2 kWReference
13.6 kWReference
Rated RPM
2600Reference
2600Reference
Starter
negativeReference
electricReference
Starter volts
12Reference
12Reference
Transmission
Gear Weight
694 kgReference
—
Type
gearReference
—
Gears
18 forward and 9 reverseReference
6 forward and 2 reverseReference
Transmission
GlideshiftReference
—
Clutch
—
dry discReference
PTO & Hydraulics
Rear Type
0Reference
0Reference
Control
position controlReference
—
Rear PTO Type
451/769/1207 (1.375)Reference
967:2600Reference
Rear PTO
—
540 (1.375)Reference
Dimensions
Wheelbase
135 cmReference
127 cmReference
Weight
1532 to 1587 poundsReference
590 kgReference
Front tire
6.00-12Reference
5.00-12Reference
Rear tire
8.3-22Reference
8-18Reference
Standard tires (ag)
Front: 6.00-12. Rear: 8.3-22Reference
Front: 5.00-12. Rear: 8-18Reference
Length
234 cmReference
204 cmReference
Width
110 cmReference
97 cmReference
Height (ROPS)
187 cmReference
—
Glideshift Weight
719 kgReference
—
Ground clearance
33 cmReference
28 cmReference
Front tread
84 cmReference
74 cmReference
Rear tread
81/89 cmReference
72/76 cmReference
Height
—
183 cmReference
Electrical
Ground
electricReference
negativeReference
Battery volts
12Reference
12Reference
JB18 Serial Numbers
Location:
—
Serial number decal on the right side of the tractor frame, above the front axle.Reference
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.