AMERISUN 21" Self-Propelled Gas Lawn Mower, 170cc OHV Engine 3 in 1 Mower

The AMERISUN 21-Inch Self-Propelled Gas Lawn Mower delivers self-powered cutting performance designed for homeowners managing medium and large yards. Powered by a 170cc 4-stroke OHV gas engine, this mower drives itself forward so you do not have to manually push heavy machinery across your lawn. It is aimed at users who need consistent engine power to handle thick or tall grass without relying on battery charge times.

At the center of the design is a 21-inch heavy-duty steel cutting deck that offers 3-in-1 grass handling options. You can switch between mulching clippings back into the soil, discharging them out the side, or collecting them in the included 1.4-bushel rear grass catcher bag. Cutting height can be adjusted across 6 distinct positions ranging from 1.5 inches to 3.9 inches, allowing you to tailor the cut length to your grass type and season.

Maneuverability across uneven terrain is supported by high rear wheels measuring 10 inches paired with 7-inch front wheels. This wheel setup works alongside the self-propelled drive system to help navigate slopes, incline hills, and bumpy yard conditions with reduced pushing effort. For setup and storage, the mower features quick assembly out of the box and includes a foldable handle mechanism that collapses down for compact placement inside sheds or garages.

As a gas-powered unit, this mower naturally requires routine fuel and oil management, unlike corded or battery alternatives. Furthermore, while the 1.4-bushel bag helps capture clippings, users tackling broad acreage may need to stop periodically to empty the collector. The heavy-duty steel construction also adds physical structure to the machine, making the self-propelled drive feature essential for smooth movement.

Verdict: The AMERISUN 21-Inch Self-Propelled Lawn Mower is a solid choice for homeowners with medium to large yards who prefer gas power and self-propelled convenience. Its 3-in-1 versatility, high-wheel design, and easy height adjustments make it a practical tool for maintaining varied outdoor terrain.

• Engine: 170cc 4-stroke OHV gas engine
• Cutting Deck: 21-inch heavy-duty steel
• Drive Type: Self-propelled
• Wheel Configuration: 10-inch rear wheels, 7-inch front wheels
• Cutting Height: 6 positions (1.5 in to 3.9 in)
• Grass Handling: 3-in-1 (mulching, side discharge, rear bag collection)
• Bag Capacity: 1.4 bushels
• Storage Feature: Foldable handle

A great fit if you:

• Maintain a medium or large lawn with tall or thick grass
• Need a self-propelled mower to handle hills, slopes, or bumpy ground
• Want 3-in-1 versatility to mulch, side-discharge, or bag grass clippings

Consider something else if you:

• Prefer electric or battery mowers to avoid gas and oil maintenance
• Have a very small flat yard where a basic push mower is sufficient

Does this lawn mower include a grass collection bag?
Yes, it comes with a 1.4-bushel rear grass catcher bag for collecting clippings. You can also configure the mower for side discharge or mulching.

What cutting height range does this lawn mower support?
The mower provides a 6-position adjustable cutting height lever that lets you set the cut anywhere between 1.5 inches and 3.9 inches.

How easily does this mower handle uneven ground and hills?
The combination of a self-propelled drive system and large 10-inch rear wheels with 7-inch front wheels helps it move easily across slopes, hills, and rough terrain.

Can the handle be folded for compact storage?
Yes, the mower features a foldable handle design that allows it to store compactly in your garage or shed.