The Cub Cadet GT 2521 is a lawn tractor rated at 21 hp, categorising it among the higher-powered machines in its class. Manufactured in 2004, the GT 2521 features a 2-cylinder petrol air-cooled engine, transmitting power through a two-wheel drive system with a hydrostatic transmission. Weighing 239 kg, it is suited for jobs involving approximately 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
21 hp
Weight
239 kg
Catalogue coverage
Variants represented
2
Richest spec table
54 rows
Recorded power
21 hp
Recorded weight
239 kg
Transmissions
hydrostatic
Production years
2004-2004
Verified variants
0
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Overview
ManufacturerCub Cadet (a part of MTD)Reference
Garden tractorReference
Two-wheel driveReference
Manual steeringReference
External disc brakesReference
Open operator station.Reference
Engine
21HP Vanguard 626cc 2-cyl gasolineReference
Fuel tank7.9 LReference
Vanguard 381777Reference
gasolineReference
2-cylinderReference
air-cooledReference
Displacement38.2 ciReference
Bore/Stroke75 x 70 mmReference
Power (gross)15.7 kWReference
Rated RPM3350Reference
Idle RPM1400-3600Reference
StarterelectricReference
Starter volts12Reference
Sparkplug gap0.762 mmReference
Oil capacity1.4 LReference
Oil change50 hReference
Transmission
hydrostaticReference
Typeshaft-driven hydrostaticReference
Gearsinfinite forward and reverseReference
Oil capacity5.7 LReference
PTO & Hydraulics
Typesleeve hitchReference
Front PTOindependentReference
ClutchelectricReference
Dimensions
Wheelbase119 cmReference
Weight239 kgReference
Front tire16x6.5-8Reference
Rear tire23x9.5-12Reference
Weight86 kgReference
Lawn/turf front16x6.5-8Reference
Lawn/turf rear23x9.5-12Reference
Length182 cmReference
Width142 cmReference
Height (steering wheel)109 cmReference
Ground clearance15 cmReference
4-bolt rear axle25 mmReference
Cub Cadet GT 2521 attachments
48" mid-mount mower deckReference
snowblowerReference
bladeReference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps15Reference
Battery volts12Reference
Attachment overview
48" mid-mount mower deckReference
SnowblowerReference
BladeReference
48" Mower deck
Typemid-mount Cub Cadet 190-301Reference
Typemanual liftReference
Cutting width121 cmReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
