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Toro SS4225 74721 vs Toro Wheel Horse GT550
Verdict: Toro SS4225 74721 vs Toro Wheel Horse GT550
The Toro SS4225 74721 and the Toro Wheel Horse GT550 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 22 hp. Toro Wheel Horse GT550 holds more fuel (15.1 L vs 11.4 L) for longer stints between fills. Toro SS4225 74721 is the newer design (2015 vs 2006). 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
Toro
62
Fit score
Best match
Clear
Toro
62
Fit score
Best match
Clear
Rated power
22 hp
22 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
ToroReference
ToroReference
air-cooled vertical-shaft V-TwinReference
air-cooled horizontal-shaftReference
Engine
Fuel tank
11.4 LReference
15.1 LReference
Displacement
44.2 ciReference
41 ciReference
Bore/Stroke
83 x 67 mmReference
80 x 67 mmReference
Power (gross)
16.4 kWReference
—
Starter
electricReference
—
Starter volts
12Reference
12Reference
Oil capacity
1.9 LReference
—
Sparkplug
Champion RJ12YCReference
—
Sparkplug gap
0.762 mmReference
—
Power
—
16.4 kWReference
Transmission
Transmission
Hydro-Gear ZT-2100Reference
Eaton 1100Reference
Gears
infinite forward and reverse (3-range)Reference
infinite forward and reverseReference
PTO & Hydraulics
Mid PTO
independentReference
—
Clutch
electricReference
—
Dimensions
Front tire
11x4Reference
16x7.5Reference
Rear tire
18x7.5Reference
23x10.5Reference
Lawn/turf front
11x4Reference
16x7.5Reference
Lawn/turf rear
18x7.5Reference
23x10.5Reference
Length
185 cmReference
194 cmReference
Height
102 cmReference
—
Front axle
CastersReference
—
Wheelbase
—
132 cmReference
Weight
—
463 kgReference
Width
—
102 cmReference
Toro SS4225 attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
42" Mower deck
Type
hydrostaticReference
shaft-driven hydrostaticReference
Cutting width
106 cmReference
—
Overall width
136 cmReference
—
Cut height
3 to 11 cmReference
—
Toro GT550 attachments
Attachment overview
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.