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Gravely 8163-G vs Gravely 816S
Verdict: Gravely 8163-G vs Gravely 816S
The Gravely 8163-G and the Gravely 816S are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 16 hp. Gravely 816S is the lighter machine (408 kg vs 829 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Gravely 8163-G is the newer design (1986 vs 1974). 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
16 hp
16 hp
Confidence
40%
40%
Guide price
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—
Overview
Manufacturer
Gravely (a part of Ariens)Reference
GravelyReference
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
air-cooled horizontal-shaftReference
Engine
Power (gross)
11.9 kWReference
—
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Fuel tank
—
20.1 LReference
Displacement
—
32.4 ciReference
Bore/Stroke
—
83 x 90 mmReference
Power
—
11.9 kWReference
Transmission
Type
shaft-driven gearReference
shaft-driven gearReference
Gears
8 forward and 4 reverseReference
8 forward and 4 reverseReference
Oil capacity
5.7 LReference
5.7 LReference
Capacities
Fuel
20.1 LReference
—
PTO & Hydraulics
Hydraulic system
0.9 LReference
—
Capacity
0.9 LReference
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Oil type
10W-40 SCReference
SAE30Reference
Mid PTO
independentReference
—
Dimensions
Wheelbase
132 cmReference
—
Weight
376 kgReference
408 kgReference
Front tire
16x6.50-8Reference
16x6.50-8Reference
Rear tire
23x8.50-12Reference
23x8.50-12Reference
Lawn/turf front
16x6.50-8Reference
16x6.50-8Reference
Lawn/turf rear
23x8.50-12Reference
23x8.50-12Reference
Length
208 cmReference
191 cmReference
Width
105 cmReference
92 cmReference
Height
116 cmReference
109 cmReference
Shipping weight
392 kgReference
408 kgReference
Gravely 8163-G attachments
8163-G Serial Numbers
Location:
Under hood on right side, on instrument panel support frame.Reference
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Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Battery AH
42Reference
—
Battery Group
BCI 22FReference
—
Attachment overview
Gravely 816S attachments
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.