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Gravely 7173-H vs Gravely 8179-G
Verdict: Gravely 7173-H vs Gravely 8179-G
The Gravely 7173-H and the Gravely 8179-G are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 17 hp. Gravely 7173-H is the lighter machine (826 kg vs 854 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. 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
Gravely
62
Fit score
Best match
Clear
Gravely
62
Fit score
Best match
Clear
Rated power
17 hp
17 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Gravely (a part of Ariens)Reference
Gravely (a part of Ariens)Reference
air-cooled horizontal-shaft horizontall-opposedReference
Four gears (1-4) in two ranges (low-high) with forward/reverse clutches. The directional clutch must be in neutral to shift gears or ranges.Reference
Engine
Fuel tank
17.0 LReference
—
Power (gross)
12.7 kWReference
12.7 kWReference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Oil capacity
3.8 LReference
5.7 LReference
Displacement
—
42.18 ciReference
Bore/Stroke
—
79 x 70 mmReference
Rated RPM
—
3600Reference
Transmission
Gears
infinite forward and reverseReference
8 forward and 4 reverseReference
PTO & Hydraulics
Rear Type
0Reference
—
Mid PTO
independentReference
independentReference
Clutch
electricReference
—
Hydraulic system
—
0.9 LReference
Capacity
—
0.9 LReference
Oil type
—
10W-40 SCReference
Dimensions
Wheelbase
123 cmReference
132 cmReference
Weight
374 kgReference
387 kgReference
Front tire
16x6.50-8Reference
16x7.50-8Reference
Rear tire
23x10.50-12Reference
23x10.50-12Reference
Lawn/turf front
16x6.50-8Reference
16x7.50-8Reference
Lawn/turf rear
23x10.50-12Reference
23x10.50-12Reference
Length
187 cmReference
208 cmReference
Width
108 cmReference
109 cmReference
Height
116 cmReference
116 cmReference
Shipping weight
394 kgReference
405 kgReference
Gravely 7173-H attachments
Electrical
Ground
negativeReference
negativeReference
Charging amps
15Reference
—
Battery volts
12Reference
12Reference
Battery AH
—
42Reference
Battery Group
—
BCI 22FReference
Attachment overview
48" Mower deck
Type
shaft-driven hydrostaticReference
shaft-driven gearReference
Cutting width
121 cmReference
—
Capacities
Fuel
—
20.1 LReference
Gravely 8179-G attachments
8179-G Serial Numbers
Location:
—
Under hood on right side, on instrument panel support frame.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.