AMERISUN 21" Gas Lawn Mower, 144cc 4-Cycle OHV Walk Behind Push Mower

The AMERISUN 21-Inch Gas Lawn Mower is a walk-behind push mower designed for routine maintenance on small to medium-sized residential yards. Built around a 144cc 4-cycle OHV gas engine with an easy pull-start system, it delivers steady cutting power to help homeowners tackle everyday grass growth with minimal fuss.

Its 21-inch steel cutting deck allows you to cover more lawn area on every pass to cut down on total mowing time. For added versatility, the mower features a 3-in-1 system that lets you choose between mulching clippings to nourish the lawn, using side discharge for taller growth, or collecting debris in the rear bag. A 6-position height adjustment lever offers cutting settings between 1.5 and 3.9 inches to suit different grass lengths and yard conditions.

Maneuvering around landscaping is straightforward thanks to a relatively lightweight 63-pound build. The mower rolls on 7-inch front wheels and larger 10-inch rear wheels, making it easier to guide around trees and flower beds. When the job is done, the foldable handle collapses down to save space in a garage or storage shed.

Because this is a standard push mower, moving across thick turf relies entirely on manual effort rather than a self-propelled drive system. It also uses a traditional pull-cord mechanism rather than a push-button electric start, which is standard for basic gas walk-behind models.

Verdict: The AMERISUN 21-Inch Gas Lawn Mower is a practical choice for homeowners who want a dependable, 3-in-1 gas mower with a durable steel deck for small to medium yards. It provides solid cutting adjustments and easy storage in a lightweight push design.

• Engine: 144cc 4-cycle OHV
• Deck Material: Steel
• Cutting Width: 21 inches
• Cutting Height Range: 1.5 to 3.9 inches (6 positions)
• Discharge Options: 3-in-1 (mulching, side discharge, rear bag)
• Wheel Dimensions: 7-inch front, 10-inch rear
• Weight: 63 lbs
• Handle: Foldable

A great fit if you:

• Maintain a small to medium-sized residential lawn.
• Want multiple clipping options including mulching, side discharge, and rear bagging.
• Need a compact, lightweight gas mower with a foldable handle for tight garage storage.

Consider something else if you:

• Prefer a self-propelled drive system to reduce pushing effort.
• Want a push-button electric start instead of a manual pull-cord system.

What cutting heights are available on this mower?
The mower features a 6-position adjustment lever that sets the cutting height between 1.5 and 3.9 inches.

What are the options for handling grass clippings?
It has 3-in-1 capability, allowing you to mulch clippings back into the lawn, discharge them from the side, or collect them in the rear bag.

How heavy is the mower and is it easy to store?
It weighs 63 lbs and includes a foldable handle designed for compact storage in sheds or garages.