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Lawnaire® IV Plus



Whether you're a rental house, small lawn care contractor or homeowner, the Lawnaire IV Plus has an application to suit your needs.

This drum-style, self-propelled, high-speed precision turf aerator combines performance, durability and ease of use. Commercial grade components like a solid steel axle and austemper-hardened steel coring tines ensure years of reliable performance in even the most rigorous environments. User-friendly features like the easy-to-operate, handle-mounted throttle and vibration-reducing grips make operation easy and comfortable. Thirty tines spread over a 19-inch swath offer a productive aeration rate of 29,000 square feet per hour. Convenient transportation features such as a fold-down handle and removable weights for easier lifting cap off the long list of efficiency-building features you'll find in this versatile machine.


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Separate throttle control allows for choice of speed.

New ergonomic features

We designed the Lawnaire® IV Plus with operator comfort in mind. Our Handle-mounted design allows you to select any speed you desire. A more comfortable handle, a handle-mounted throttle and rubber grips make it much easier to operate.

Ryan Lawnaire IV Plus fold-down handlesThe fold-down handle

allows the machine to take up less space in transportation vehicles and rental houses.




Ryan Lawnaire IV Plus austemper-hardened steel coring tinesStandard ¾", austemper-hardened steel

coring tines keep this durable machine out of the shop and out on the job.




Ryan Lawnaire IV Plus weightsWeights are easily and conveniently removable

for easier lifting and quicker, less strenuous transportation.





Machine Type
Drum style self-propelled
walk-behind aerator

Honda®  GX120
Briggs & Stratton® Intek

Belt Tightener

Aerating Width
19 in. (483 mm)

Coring Depth
Up to 2.75 in. (70 mm)

Core Diameter
0.75 in. (19 mm)

Aeration Pattern
3.75 in. x 7 in. (95 mm x 178 mm)

Holes per Square Feet
Up to 9 (97/m2)

Aerates up to 29,000 sq. ft./hr. (2,694 m2/hr.)

Hollow, austemper-hardened steel; 0.75 in.
(19 mm) diameter coring type tines; 30 tines per aerator

Tires (transport)
(2) 8 x 2.25 semi-pneumatic w/ball bearings – removable

28 in. (711 mm)

53.5 in. (1,359 mm)

48.8 in. (1,240 mm);
30 in. (762 mm) w/handle folded

Weight: Wet w/o Weights
214 lb (97 kg)

Weight Wet w/Weights
255 lb (116 kg)

Weight Wet w/Weights and Water in Drum
298 lb (135 kg)


Warranty Information

Demo Live Equipment


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