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Wheel Horse 620-Z vs Wheel Horse D-250
Verdict: Wheel Horse 620-Z vs Wheel Horse D-250
The Wheel Horse 620-Z and the Wheel Horse D-250 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 20 hp. Wheel Horse 620-Z is the lighter machine (326 kg vs 526 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Wheel Horse 620-Z is the newer design (1991 vs 1976). 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
Wheel Horse
62
Fit score
Best match
Clear
Wheel Horse
62
Fit score
Best match
Clear
Rated power
20 hp
20 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Wheel Horse (a part of Toro)Reference
GutbrodReference
air-cooled vertical-shaftReference
Four gears, plus reverse, in two ranges.Reference
Distributor
—
Wheel HorseReference
Original price
—
$4,795 (1978)Reference
Differential lock
—
mechanical rearReference
Engine
Fuel tank
11.4 LReference
—
Displacement
48 ciReference
51.57 ciReference
Bore/Stroke
83 x 73 mmReference
58 x 80 mmReference
Power
14.9 kWReference
—
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Power (gross)
—
14.8 kWReference
Air cleaner
—
oil bathReference
Rated RPM
—
3000Reference
Firing order
—
1-3-4-2Reference
Sparkplug
—
Champion L87YCReference
Sparkplug gap
—
0.508 mmReference
Point gap
—
0.457 mmReference
Oil capacity
—
2.5 LReference
Transmission
Transmission
Eaton 781Reference
—
Type
hydrostaticReference
gearReference
Gears
infinite forward and reverseReference
8 forward and 2 reverseReference
PTO & Hydraulics
Mid PTO
independentReference
—
Clutch
electricReference
dry discReference
Hydraulic system
—
2.5 LReference
Capacity
—
2.5 LReference
Pressure
—
144.8 barReference
Front valves
—
2Reference
Total flow
—
8.1 lpmReference
Rear Type
—
0Reference
Rear PTO
—
transmissionReference
Rear PTO Type
—
35mmReference
Engine RPM
—
1500@3000Reference
Front PTO
—
independentReference
Dimensions
Wheelbase
106 cmReference
139 cmReference
Weight
326 kgReference
113 kgReference
Front tire
11x4.00-5Reference
18x8.50-8Reference
Rear tire
18x9.50-8Reference
26x12.00-12Reference
Lawn/turf front
11x4.00-5Reference
18x8.50-8Reference
Lawn/turf rear
18x9.50-8Reference
26x12.00-12Reference
Length
182 cmReference
198 cmReference
Width
101 cmReference
111 cmReference
Ag front
—
4.00-10Reference
Ag rear
—
27x8.50-15Reference
Height
—
114 cmReference
620-Z Serial Numbers
Location:
Serial number plate on the left side of the machine, behind the left drive wheel.Reference
—
Electrical
Ground
negativeReference
negativeReference
Battery CCA
280Reference
—
Battery volts
12Reference
12Reference
Battery AH
—
18Reference
Attachment overview
Capacities
Fuel
—
14.0 LReference
D-250 Serial Number Location
D-250 Serial Numbers
1976
—
-unknown-Reference
1977
—
-unknown-Reference
1978
—
-unknown-Reference
1979
—
-unknown-Reference
1980
—
-unknown-Reference
1981
—
-unknown-Reference
60" Mower deck
Cutting width
—
152 cmReference
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.