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Troy-Bilt Bronco 42 13AJ609G766 vs Troy-Bilt GTX 20
Verdict: Troy-Bilt Bronco 42 13AJ609G766 vs Troy-Bilt GTX 20
The Troy-Bilt Bronco 42 13AJ609G766 and the Troy-Bilt GTX 20 are both lawn tractors — here is how they stack up on the figures that matter. Troy-Bilt GTX 20 leads on rated power with 20 hp against 19 hp. Troy-Bilt GTX 20 holds more fuel (16.3 L vs 5.7 L) for longer stints between fills. Troy-Bilt Bronco 42 13AJ609G766 is the newer design (2004 vs 1994). In short: choose the Troy-Bilt GTX 20 for outright pulling power, or the Troy-Bilt Bronco 42 13AJ609G766 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Troy-Bilt
62
Fit score
Best match
Clear
Troy-Bilt
62
Fit score
Best match
Clear
Rated power
19 hp
20 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Troy-Bilt (a part of MTD)Reference
Troy-BiltReference
air-cooled vertical-shaftReference
air-cooled horizontal-shaft opposed-twinReference
Engine
Fuel tank
5.7 LReference
16.3 LReference
Power
13.8 kWReference
—
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Displacement
—
46.98 ciReference
Bore/Stroke
—
79 x 78 mmReference
Power (gross)
—
14.9 kWReference
Oil capacity
—
7.6 LReference
Transmission
Gears
infinite forward and reverseReference
infinite forward and reverse (2-range)Reference
Transmission
—
Eaton 11Reference
Oil type
—
Mobilfluid 423Reference
Oil change
—
100 hReference
PTO & Hydraulics
Mid PTO
independentReference
—
Clutch
manualReference
electro-magneticReference
Rear Type
—
0Reference
Front PTO
—
independentReference
Front PTO Type
—
shaftReference
Engine RPM
—
2000@3600Reference
Dimensions
Front tire
15x6-6Reference
16x6.50-8Reference
Rear tire
20x8-8Reference
23x10.50-12Reference
Lawn/turf front
15x6-6Reference
16x6.50-8Reference
Lawn/turf rear
20x8-8Reference
23x10.50-12Reference
Front axle
Cast-ironReference
—
Wheelbase
—
124 cmReference
Weight
—
369 kgReference
Length
—
195 cmReference
Width
—
97 cmReference
Height
—
121 cmReference
Shipping weight
—
369 kgReference
Troy-Bilt Bronco 42 attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
42" Mower deck
Type
belt-driven CVTReference
shaft-driven hydrostaticReference
Cutting width
106 cmReference
—
Belt
954-04060BReference
—
Cut height
3 to 10 cmReference
—
Variants
GT-2000
—
similar Bolens modelReference
Troy-Bilt GTX 20 attachments
GTX 20 Serial Numbers
Location:
—
Serial number plate on the rear fender deck, below the seat.Reference
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.