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Sears GT-16 Twin 502.25704 vs Sears ST/16 917.25740
Verdict: Sears GT-16 Twin 502.25704 vs Sears ST/16 917.25740
The Sears GT-16 Twin 502.25704 and the Sears ST/16 917.25740 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 16 hp. Sears GT-16 Twin 502.25704 is the lighter machine (267 kg vs 303 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Sears GT-16 Twin 502.25704 is the newer design (1978 vs 1973). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
Tune the fit score
Tell us about your operation
Fit & specs
Sears
62
Fit score
Best match
Clear
Sears
62
Fit score
Best match
Clear
Rated power
16 hp
16 hp
Confidence
40%
40%
Guide price
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—
Overview
Distributor
SearsReference
SearsReference
Manufacturer
MurrayReference
RoperReference
Image courtesy of Timothy EarnhartReference
Three gears (1-3) plus reverse (R) with two ranges (low and high).Reference
Original price
$1,849 (1979 )Reference
—
Variants
4166
similar Murray modelReference
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Engine
Fuel tank
11.4 LReference
—
Displacement
40 ciReference
27.66 ciReference
Bore/Stroke
87 x 55 mmReference
89 x 73 mmReference
Power (gross)
11.9 kWReference
11.9 kWReference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Oil change
—
25 hReference
Sparkplug gap
—
0.762 mmReference
Intake valve clearance
—
0.127 mmReference
Exhaust valve clearance
—
0.254 mmReference
Transmission
Gears
4 forward and 1 reverseReference
6 forward and 2 reverseReference
Dimensions
Weight
38 kgReference
303 kgReference
Front tire
16x5.50Reference
16x5.50Reference
Rear tire
22x7.50Reference
23x9.50Reference
Lawn/turf front
16x5.50Reference
16x5.50Reference
Lawn/turf rear
22x7.50Reference
23x9.50Reference
Length
165 cmReference
167 cmReference
Width
93 cmReference
92 cmReference
Height
104 cmReference
101 cmReference
Shipping weight
267 kgReference
303 kgReference
Wheelbase
—
110 cmReference
Sears GT-16 Twin attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
42" Mower deck
Type
belt-driven gearReference
belt-driven gearReference
Cutting width
106 cmReference
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PTO & Hydraulics
Mid PTO
—
independentReference
Clutch
—
manualReference
Sears ST/16 attachments
ST/16 Serial Number Location
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.