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3 Year Lawn and Garden Extended Protection Plan

from Asurion, LLC
  • NO ADDITIONAL COST: You pay $0 for repairs – parts, labor and shipping included.
  • COVERAGE: Malfunctions covered after the manufacturer's warranty.
  • PRODUCT ELIGIBILITY: Plans cover products purchased in the last 30 days.
  • EASY CLAIMS PROCESS: File a claim anytime online or by phone. Most claims approved within minutes. If we can’t repair it, we’ll send you an Amazon e-gift card for the purchase price of your covered product or replace it.

2 Year Lawn and Garden Extended Protection Plan

from Asurion, LLC
  • NO ADDITIONAL COST: You pay $0 for repairs – parts, labor and shipping included.
  • COVERAGE: Malfunctions covered after the manufacturer's warranty.
  • PRODUCT ELIGIBILITY: Plans cover products purchased in the last 30 days.
  • EASY CLAIMS PROCESS: File a claim anytime online or by phone. Most claims approved within minutes. If we can’t repair it, we’ll send you an Amazon e-gift card for the purchase price of your covered product or replace it.

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Greenworks 40V 20-Inch Cordless Twin Force Lawn Mower, 4Ah & 2Ah Batteries with Charger Included

4.2 out of 5 stars 4,286 ratings
Amazon's Choice recommends highly rated and well-priced products.
Amazon's Choice for "greenworks lawn mower"

Price: $399.00 & FREE Shipping. Details
4Ah and 2Ah Battery and Charger
20" 40V
Brand Greenworks
Power Source Battery Powered
Item Dimensions LxWxH 29.2 x 20.66 x 19.5 inches
Material Plastic
Color Greenworks green and black with white trim
Item Weight 42.5 Pounds
Cutting Width 20 Inches

About this item

    This fits your .
  • Make sure this fits by entering your model number.
  • G-max 40V Li-Ion battery system powers multiple tools for complete yard work system--includes one 4 Ah battery and one 2 Ah battery and charger
  • 20-inch cutting deck offers a great balance of maneuverability and cutting capacity making it ideal for mid-sized areas
  • Innovative smart cut technology adjusts for power or runtime based on the thickness of your grass
  • Dual blades offer better cut quality, superior mulching and bagging capabilities
  • Kindly review the user manual under technical specification for troubleshooting steps and set up instructions
New (4) from $399.00 + FREE Shipping


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  • Greenworks 40V 20-Inch Cordless Twin Force Lawn Mower, 4Ah & 2Ah Batteries with Charger Included
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Total price: $546.99
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From the manufacturer

Greenworks 40V
dual battery port

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Customer Rating 4.2 out of 5 stars (4286) 4.4 out of 5 stars (1015) 4.5 out of 5 stars (3253) 4.3 out of 5 stars (259) 4.6 out of 5 stars (326) 4.5 out of 5 stars (7323)
Price $399.00 $279.00 $200.91 $329.99 $549.99 $229.99
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details
Sold By Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com
Item Dimensions 29.20 x 20.66 x 19.50 inches 52.05 x 19.21 x 41.00 inches 28.50 x 17.00 x 21.30 inches 30.00 x 10.00 x 20.00 inches 62.60 x 37.80 x 22.05 inches 26.90 x 16.10 x 18.00 inches
Item Weight 42.50 lbs 40.89 lbs 37.50 lbs 50.00 lbs 64.15 lbs 56.00 lbs
Power Source Battery Powered Battery Powered Battery Powered Battery Powered Battery Powered Corded Electric

Product description

Size:4Ah and 2Ah Battery and Charger  |  Style:20" 40V

Our GREENWORKS 40V Dual Blade/Dual Battery Port Mower is perfect for yards up to 1/3 Acre with a total battery run-time of approximate 70 minutes. The G-Max 40V is a dual blade mower designed to deliver better mulching, cutting and bagging. The Dual Battery Port automatically switches to the backup battery for a longer run-time, making it easier to get the job done. All this without the hassle of gas, cords or maintenance. One-Battery fits all of our 40 Volt System that includes over 40+ tools to choose from (tools not included). Deck Material: Plastic, Deck Type: Stamped


Product information

Size:4Ah and 2Ah Battery and Charger  |  Style:20" 40V

Technical Specification

User Manual [PDF ]
Warranty [PDF ]

Warranty & Support

Product Warranty: For warranty information about this product, please click here [PDF ]

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Customer reviews

4.2 out of 5 stars
4.2 out of 5
4,286 global ratings
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Top reviews from the United States

Reviewed in the United States on April 20, 2018
Size: 4Ah and 2Ah Battery and ChargerStyle: 20" 40VVerified Purchase
387 people found this helpful
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Reviewed in the United States on May 14, 2017
Size: 4Ah and 2Ah Battery and ChargerStyle: 20" 40VVerified Purchase
340 people found this helpful
Comment Report abuse
Reviewed in the United States on April 20, 2014
Size: 4Ah and 2Ah Battery and ChargerStyle: 20" 40VVerified Purchase
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2,179 people found this helpful
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Reviewed in the United States on September 23, 2017
Size: 4Ah and 2Ah Battery and ChargerStyle: 20" 40VVerified Purchase
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135 people found this helpful
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Top reviews from other countries

Jack Wong
2.0 out of 5 stars Missing parts
Reviewed in Canada on December 2, 2019
Size: 4Ah and 2Ah Battery and ChargerStyle: 20" 40VVerified Purchase
2 people found this helpful
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Angélica Gutiérrez Ortega
5.0 out of 5 stars Fácil de usar
Reviewed in Mexico on June 17, 2019
Size: 4Ah and 2Ah Battery and ChargerStyle: 20" 40VVerified Purchase
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