SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools
SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools

21" 140cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mower with 3-in-1 Bagging, Mulching, Side Discharge

SKU: LSSG-M9
$379.99
$449.99
$379.99

POWERFUL BRIGGS & STRATTON E550 GAS ENGINE — 140cc fires up fast and powers through thick grass with ease.

WIDE 21-INCH CUTTING WIDTH — Covers more ground per pass for medium to large lawns, speeding up your mowing sessions.

VERSATILE 3-IN-1 MOWING SYSTEM — Mulch, side discharge, or bag to match your lawn care needs and keep your yard looking sharp.

CUSTOMIZABLE CUTTING HEIGHT — Dual-lever adjustment from 1.25" to 3.75" for precise, adaptable cutting across grass types.

SUPERIOR MANEUVERABILITY — Large 8-inch front and 11-inch rear wheels conquer uneven terrain and tight spots effortlessly.

2-YEAR LIMITED WARRANTY — Reliable coverage for peace of mind and long-term durability.

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SENIX 21" 150cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mowe | Lawn Mowers | SENIX 21" 150cc Briggs & Stratton Gas Self-Propelled Lawn Mower | SENIX Tools

21" 140cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mower with 3-in-1 Bagging, Mulching, Side Discharge

$449.99 $379.99

21" 140cc 4-Cycle Briggs & Stratton Gas Self-Propelled Lawn Mower with 3-in-1 Bagging, Mulching, Side Discharge

$449.99 $379.99

Product Overview

Keep your lawn pristine with the SENIX 21-inch 140 cc self-propelled lawn mower. This front-wheel drive, single-speed self-propelled lawn mower features a 21-inch steel deck and is powered by a reliable Briggs & Stratton 140 cc gas powered engine that is designed to provide longer engine life, low vibration, and easy maintenance. The 4-stroke engine is eco-friendly offering low emissions, low fuel consumption, no mixing of oil and gas, and low noise. Prime N' Pull start makes it easy to start the mower every time, and the 3-in-1 convertible deck allows you to mulch, side discharge, or rear bag grass clippings with our 16 gallon grass bag. This lawn mower is ideal for small to medium size yards. The durable 8-inch front and 11-inch rear wheels provide great maneuverability through rough terrain and uneven surfaces, can be adjusted to 6 different positions from 1.25-inches to 3.75-inches using a dual-lever to meet the needs and conditions of your lawn. The fold down handle allows for compact and easy storage. All SENIX lawn mowers are backed by our 2-year limited warranty for your peace of mind.

Specs

Power Gas
Engine Brand Briggs & Stratton
Engine Type 140cc 4-Cycle (B&S E550)
Drive Type Single Speed FWD Self-Propelled
Mowing Functions 3-in-1: Mulching, Bagging, Side Discharge
Cutting Width True 21" Blade Length
No-Load Speed 3,200 RPM
Cutting Height 1.25" - 3.75"
Height Positions 6
Wheel Size (Front/Rear) 8" / 11"
Deck Material Steel
Rear Bag Collection 18 gal (1.94 bu)
Weight 59.6 lbs
Warranty 2 Years

Product Support

Warranty:

2 Year Limited

Support:

If you have a question about your product, reach out to our SENIX support team. We will follow up with you via your preferred contact method within 24-48 hours.

Phone: +1.800.261.3981

Hours: Mon - Fri, 9am - 5pm EST

Email: senix.support@yatusa.com

*Expect a response within 24-48 hours

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