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Cub Cadet 511 vs Cub Cadet 73
Verdict: Cub Cadet 511 vs Cub Cadet 73
The Cub Cadet 511 and the Cub Cadet 73 are both lawn tractors — here is how they stack up on the figures that matter. Cub Cadet 73 leads on rated power with 7 hp against 5 hp. Cub Cadet 73 holds more fuel (4.7 L vs 1.9 L) for longer stints between fills. Cub Cadet 511 is the newer design (1985 vs 1969). In short: choose the Cub Cadet 73 for outright pulling power, or the Cub Cadet 511 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
Cub Cadet
62
Fit score
Best match
Clear
Cub Cadet
62
Fit score
Best match
Clear
Rated power
5 hp
7 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Cub Cadet (a part of MTD)Reference
Cub Cadet (a part of International Harvester)Reference
air-cooled vertical-shaftReference
Optional creeper range is engaged by a lever on the left side of the drive line.Reference
Steering
—
manualReference
Engine
Fuel tank
1.9 LReference
4.7 LReference
Power (gross)
3.7 kWReference
—
Fuel system
carburetorReference
—
Starter type
manual recoilReference
—
Displacement
—
16 ciReference
Bore/Stroke
—
73 x 64 mmReference
Power
—
5.2 kWReference
Compression
—
6.2:1Reference
Rated RPM
—
3600Reference
Idle RPM
—
1000-3800Reference
Torque
—
15.2 NmReference
Torque RPM
—
2200Reference
Starter volts
—
12Reference
Sparkplug
—
Champion J-8Reference
Sparkplug gap
—
0.635 mmReference
Point gap
—
0.508 mmReference
Intake valve clearance
—
0.152 mmReference
Exhaust valve clearance
—
0.432 mmReference
Oil capacity
—
0.5 LReference
Transmission
1
—
Clutch/brakeReference
2
—
ThrottleReference
3
—
Gear shiftReference
Transmission
MTD TransmaticReference
creeperReference
Gears
6 forward and reverseReference
6 forward and 2 reverseReference
Oil type
—
IH Hy-TranReference
PTO & Hydraulics
Mid PTO
independentReference
—
Clutch
manualReference
4.5-inch dry discReference
Rear PTO
—
transmissionReference
Rear PTO Type
—
515 (0.937)Reference
Front PTO Type
—
3600Reference
Dimensions
Front tire
10.50x3.50Reference
4.80/4.00-8Reference
Rear tire
13.00x5.00Reference
6-12Reference
Lawn/turf front
10.50x3.50Reference
4.80/4.00-8Reference
Lawn/turf rear
13.00x5.00Reference
6-12Reference
Wheelbase
—
109 cmReference
Weight
—
258 kgReference
Length
—
162 cmReference
Width
—
84 cmReference
Height (steering wheel)
—
100 cmReference
Shipping weight
—
258 kgReference
Ground clearance
—
15 cmReference
Front axle
—
Cast-ironReference
Front tread
—
68 cmReference
Rear tread
—
68 cmReference
Cub Cadet 511 attachments
26" Mower deck
Type
belt-driven CVTReference
gearReference
Cutting width
66 cmReference
—
Cub Cadet 73 attachments
73 Serial Number Location
73 Serial Numbers
1969
—
307000Reference
1970
—
322858Reference
1971
—
373301Reference
Final
—
400000Reference
Electrical
Ground
—
negativeReference
Charging system
—
generatorReference
Charging amps
—
15Reference
Battery volts
—
12Reference
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.