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Deal.ai › Amerisun
Amerisun
Amerisun 21" Self-Propelled Gas Lawn Mower

Amerisun 21" Self-Propelled Gas Lawn Mower

2.7(3 ratings)

Best price now

$339.99at AmazonChecked 38 min ago

55% under what the other stores charge

Compared across 9 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $339.99 at Amazon (checked Nov 12, 2026).
  • Checked at 9 stores.

Amerisun 21" Self-Propelled Gas Lawn Mower prices at every store

  • Best BuyNew

    In stock

    $349.99Free shippingChecked 38 min ago
    Visit Best Buy
  • AmerisunNew

    In stock

    $449.99Checked 38 min ago
    Visit Amerisun
  • eBayNew

    In stock

    $561.07Free shippingChecked 38 min ago
    Visit eBay
  • Big Buy07New

    In stockReturn policy

    $752.99Checked 38 min ago
    Visit Big Buy07
  • Value Wise09New

    In stockReturn policy

    $752.99Checked 38 min ago
    Visit Value Wise09
  • Prime Wise10New

    In stockReturn policy

    $752.99Checked 38 min ago
    Visit Prime Wise10
  • cloudshiftsolNew

    In stockReturn policy

    $752.99Checked 38 min ago
    Visit cloudshiftsol
  • Orbit Cart 14New

    In stockReturn policy

    $752.99Checked 38 min ago
    Visit Orbit Cart 14
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $339.99Free shippingChecked 38 min ago
    Visit Amazon

Also available at

  • MakeIt StudioCheck price at MakeIt Studio

Store links may earn us a commission.

Amerisun 21" Self-Propelled Gas Lawn Mower price history

Lowest price we've seen: $339.99 on Nov 12 at Amazon. Tracked across 4 stores since Nov 12.

About the Amerisun 21" Self-Propelled Gas Lawn Mower

About This

• POWERFUL 170CC OHV ENGINE WITH AIR COOLING - The robust 170cc OHV engine paired with a forced air-cooling system provides strong, steady power for thick grass.

• SELF-PROPELLED SYSTEM FOR EASY MOWING - The rear-wheel self-propelled drive helps reduce fatigue, letting the mower move forward with minimal effort.

• 3-IN-1 MOWING OPTIONS FOR FLEXIBILITY - Choose from mulching, side discharge, or rear bagging to handle different grass and seasonal needs.

• WIDE 21" STEEL DECK FOR FASTER COVERAGE - The durable steel deck with 21-inch cutting width covers more area per pass for efficient mowing.

• 6 HEIGHT SETTINGS & COMPACT STORAGE - Adjust cutting height from 1.5"" to 3.9"" with a single lever; foldable handle makes it easy to store.

Overview

• Brand : PowerSmart

• Power Source : Gas Powered

• Material : Steel, Metal/Plastic (Handle)

• Color : Black&Red

• Style : Rotary

• Cutting Width : 21 Inches

• Operation Mode : Automatic

• Product Dimensions : 32.9"D x 16.5"W x 22.6"H

• Smart Home Compatibility : Not Smart Home Compatible

• Assembly Required : Yes

Specifications

Color
Red
Power Source
Gas
Self-Propelled Drive System
true

Questions and answers

Where is the Amerisun 21" Self-Propelled Gas Lawn Mower cheapest?
At Amazon, for $339.99, 55% under what the other stores charge, as of our latest check.
What do buyers say about the Amerisun 21" Self-Propelled Gas Lawn Mower?
Rated 2.7 out of 5 from 3 ratings.
Where can I buy the Amerisun 21" Self-Propelled Gas Lawn Mower?
10 stores we checked sell it, including Big Buy07, Value Wise09, Prime Wise10, cloudshiftsol, Orbit Cart 14.
Side Discharge
true
Brand
AMERISUN
Model Number
AM8721S-101020370
Assembly Required
Partial
Mulching Feature
true
Handle Type
Adjustable, Ergonomic, Foldable
Number of Speed Settings
1
Number of Height Adjustments
6
Number of Blades
1
Rust-Resistant Blades
true
Grass Bag Included
true
Grass Bag Capacity
13 gallons
Product Width
60 inches
Product Depth
23 inches
Product Height
38 inches
Blade Length
21 inches
Cutting Width
21 inches
Maximum Cutting Height
3.9 inches
Minimum Cutting Height
1.5 inches
Front Wheel Size
7 inches
Rear Wheel Size
10 inches

Stores we've priced the Amerisun 21" Self-Propelled Gas Lawn Mower at

  • Best Buy deals and prices

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