SENIX - 20" 125cc 4-Cycle Briggs & Stratton Engine Gas Push Lawn Mower with Side Discharge - Blue
About this product
Tight on space? Not on performance. The SENIX 20-inch Gas Push Lawn Mower (LSPG-L3) is built for small lawns and narrow spaces where every inch counts. Powered by a durable 125cc Briggs & Stratton 4-cycle engine, this compact walk-behind mower delivers reliable starts, smooth performance, and zero-hassle operation — no oil-gas mixing, low emissions, and quiet operation. The 20-inch steel deck offers just the right cutting width for maneuverability in tight areas while maximizing efficiency. With a side discharge chute that evenly disperses clippings and a Prime N’ Pull start system that fires up fast, you’ll be mowing in minutes. Adjust your cutting height with ease using the 5-position lever (1.25" to 3.75"), and glide across your lawn with 7-inch wheels designed for smooth control on flat or slightly uneven terrain. When the job's done, the fold-down handle and lightweight frame make this mower easy to store in sheds, garages, or tight corners. The SENIX 20" lawn mower isn’t here to impress your neighbors — it’s here to outwork their overpriced toys. Nimble, efficient, and built for the backyard warrior who just wants to get it done right.
Briggs & Stratton 125cc E450 Gas Engine
Delivers dependable, fuel-efficient performance with Prime 'n Pull™ for fast, hassle-free starts.
20-Inch Cutting Width
Ideal for small to medium lawns, offering efficient mowing coverage with fewer passes.
Side Discharge Cutting System
Quickly clears clippings to the side for fast mowing, especially in tall or thick grass.
5-Position Height Adjustment
Easily set your preferred cutting height from 1.25" to 3.75" with 4-point deck adjustment.
Durable Steel Deck
Rugged steel construction resists rust and wear for long-term reliability.
- ColorBluePower SourceFuelSelf-Propelled Drive SystemNoSide DischargeYes
Reviews
This product doesn't have any reviews yet.
Compare similar products

Tight on space? Not on performance. The SENIX 20-inch Gas Push Lawn Mower (LSPG-L3) is built for small lawns and narrow spaces where every inch counts. Powered by a durable 125cc Briggs & Stratton 4-cycle engine, this compact walk-behind mower delivers reliable starts, smooth performance, and zero-hassle operation — no oil-gas mixing, low emissions, and quiet operation. The 20-inch steel deck offers just the right cutting width for maneuverability in tight areas while maximizing efficiency. With a side discharge chute that evenly disperses clippings and a Prime N’ Pull start system that fires up fast, you’ll be mowing in minutes. Adjust your cutting height with ease using the 5-position lever (1.25" to 3.75"), and glide across your lawn with 7-inch wheels designed for smooth control on flat or slightly uneven terrain. When the job's done, the fold-down handle and lightweight frame make this mower easy to store in sheds, garages, or tight corners. The SENIX 20" lawn mower isn’t here to impress your neighbors — it’s here to outwork their overpriced toys. Nimble, efficient, and built for the backyard warrior who just wants to get it done right.

Tackle uneven terrain and gentle slopes with confidence using this PowerSmart 21-inch self-propelled gas mower. The rear-wheel drive gives you extra traction when you need it, so you’re not pushing uphill. Powered by a 170cc 4-stroke engine, it handles overgrown grass without bogging down. You get a true 3-in-1 system—mulch, bag, or side discharge—so you can adapt to whatever your lawn throws at you. The 6-position cutting height (1.5 to 3.9 inches) makes it easy to find the right setting. Built with a rust-resistant 21-inch steel blade and a 13-gallon grass bag, it’s ready for weekly mows or spring cleanup. This mower measures 60 by 23 by 38 inches and weighs 66.3 pounds. It comes with a 2-year warranty on parts and labor—solid coverage for a hardworking machine.

Forget gas, tangled cords, and high-maintenance engines. The SENIX X6 60V Cordless Push Lawn Mower gives you powerful, hassle-free performance with the freedom of cordless. It runs on a high-capacity 60V lithium-ion battery that delivers up to 60 minutes of consistent cutting time, so you can tackle up to half an acre without stopping. The durable 21-inch deck and 3-in-1 cutting system let you choose between mulching, bagging, or side discharge depending on the job. A single-lever height adjustment offers seven cutting positions, giving you clean results whether you’re trimming thick summer grass or fine-tuning in early spring. The onboard smart display shows real-time battery life and mode status, giving you total control while you mow. A high-efficiency brushless motor delivers more torque with less noise and no fumes. Add in LED headlights and compact vertical storage, and you've got a mower built for real-life yards and real-world demands. Whether you're moving on from gas or going cordless for the first time, the X6 proves you don’t have to compromise to cut clean.

Get the job done right with the SENIX 20-Inch Gas Push Lawn Mower—your go-to choice for power, performance, and durability. Powered by a robust 144cc 4-cycle SENIX engine, this mower delivers consistent start-up and long-lasting power without the hassle of mixing fuel and oil. Its 20-inch true cutting width helps you cover more ground quickly, while the 3-position height adjustment lets you adapt to different lawn conditions with ease. Designed for convenience, this side-discharge mower also comes equipped with a durable steel blade with true 20-inch cutting width. The durable 14-gauge steel deck stands up to tough use, and the foldable handle makes storage a breeze. Outfitted with PVC composite-blend wheels, the mower provides added traction for smooth maneuverability across varied terrain.
Specs
Be the first to ask a question.
We’ll try to get your question answered within 24 hours by a Best Buy customer or brand representative.


































