Allis Chalmers 611 Hydro lawn tractor

Allis Chalmers 611 Hydro

Power

11 hp

Production

1983-1985

Engine

Gasoline, 1-cylinder

Transmission

Belt-driven hydrostatic

Weight

550 lbs*With with 36-inch mower deck. [249 kg]

Drive

2WD

From the same series:

616 Hydro

Introduction

Allis Chalmers 611 Hydro Lawn Tractor

The Allis Chalmers 611 Hydro is a lawn tractor produced between 1983 and 1985 in Port Washington, Wisconsin, USA. Designed for residential property maintenance, this two-wheel drive machine features a hydrostatic transmission and a 36-inch mower deck.

Engine and Performance

The tractor is powered by a Briggs & Stratton 252707 gasoline engine. This 399 cc (24.36 ci) single-cylinder, air-cooled unit produces 11 horsepower (8.2 kW) at a rated speed of 3600 RPM. The engine cooling system relies on airflow, and the fuel system utilizes a foam-type air cleaner. Oil capacity for the engine is 1.4 liters.

Transmission and Drivetrain

The 611 Hydro utilizes a belt-driven hydrostatic transmission, providing infinite forward and reverse speed control, which allows for smooth operation during mowing tasks. The transmission system requires 0.7 liters of oil for maintenance.

Mechanical and Operator Station

The tractor features an open operator station with manual steering. Braking is handled by disc brakes to ensure stopping control. It is equipped with a mid-mounted independent PTO, engaged via a manual clutch, which is designed to power the 36-inch mower deck.

Dimensions and Tires

The unit has a wheelbase of 45.5 inches (115 cm) and an overall length of 65.25 inches (165 cm). With the 36-inch mower deck installed, the tractor weighs approximately 550 lbs (249 kg). It is fitted with lawn/turf tires, specifically 13-6.00x6 at the front and 18-8.50x8 at the rear, providing appropriate traction for turf surfaces.

Conclusion

The Allis Chalmers 611 Hydro is a straightforward, utility-focused lawn tractor suited for homeowners requiring a maneuverable machine for standard mowing operations. Its hydrostatic drive and compact dimensions make it efficient for typical residential lawn maintenance.

Production Information of Allis Chalmers, 611 Hydro

  • Original price was $2,499 in 1984
  • Lawn tractor
  • Built in Port Washington, Wisconsin, USA
ManufacturerAllis Chalmers

Dimension and Tires Information of Allis Chalmers, 611 Hydro

Ground clearance5.5 inches (transmission) [13 cm]
Wheelbase45.5 inches [115 cm]
Height (hood)33.5 inches [85 cm]
Height (steering wheel)39 inches [99 cm]
Length65.25 inches [165 cm]
Clearance (front axle)9.2 inches [23 cm]
Weight550 lbs [249 kg]
Width33.75 inches [85 cm]

With with 36-inch mower deck.

Lawn/turf front13-6.00x6
Lawn/turf rear18-8.50x8

Engine Specifications of Allis Chalmers, 611 Hydro

  • Briggs & Stratton 252707
  • Air-cooled vertical-shaft
  • Gasoline
  • 1-cylinder
Starter volts12
Displacement399 cc [24.36 ci]
Air cleanerFoam
Bore/Stroke3.44x2.62 inches [87 x 67 mm]
Oil capacity1.5 qts [1.4 L]
Idle RPM1750-3400
Rated RPM3600
Power11 hp [8.2 kW]

Transmission Information of Allis Chalmers, 611 Hydro

Transmission variants 1

TypeBelt-driven hydrostatic
GearsInfinite forward and reverse
Oil capacity0.72 qts [0.7 L]

Mechanical Specs of Allis Chalmers, 611 Hydro

  • Two-wheel drive
  • Open operator station.
  • Disc brakes
SteeringManual

Power Information of Allis Chalmers, 611 Hydro

Mid PTOIndependent
ClutchManual
Mid PTO TypePulley

Electrical System of Allis Chalmers, 611 Hydro

GroundNegative
Charging amps3
Battery volts12

Where it sits

With 11 HP, the Allis Chalmers 611 Hydro sits just below 616 Hydro (16 HP) in Allis Chalmers's range. Its power puts it in the 42th percentile of 1980s models in our database (977 machines).

Frequently asked questions

How much horsepower does the Allis Chalmers 611 Hydro have?

The Allis Chalmers 611 Hydro delivers 11 HP.

What years was the Allis Chalmers 611 Hydro produced?

The Allis Chalmers 611 Hydro was produced in 1983-1985.

What engine does the Allis Chalmers 611 Hydro have?

The Allis Chalmers 611 Hydro is powered by a Gasoline, 1-cylinder engine.

What transmission does the Allis Chalmers 611 Hydro use?

The Allis Chalmers 611 Hydro uses a Belt-driven hydrostatic transmission.

How much does the Allis Chalmers 611 Hydro weigh?

The Allis Chalmers 611 Hydro weighs 550 lbs*With with 36-inch mower deck. [249 kg].

Is the Allis Chalmers 611 Hydro 4WD?

The Allis Chalmers 611 Hydro is available in 2WD.

Compare the Allis Chalmers 611 Hydro with another model