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MechMaxx SFM27T - 27" 10HP 302cc Tracked Walk-Behind Flail Mower (Electric Start)

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Original Price $3,899.00
Current Price $3,399.00
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Description

Clear dense vegetation, tall grass, weeds, and saplings with a 10HP tracked flail mower built for slopes and uneven terrain. Designed for contractors and property managers who need reliable cutting power.

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UnionBuilt Supply is an authorized dealer of MechMaxx. All manufacturer warranties are honored.

Reclaim Overgrown Land with the MechMaxx SFM27T Tracked Walk‑Behind Flail Mower

The MechMaxx SFM27T is built for landowners, contractors, and property managers who need a machine capable of reclaiming overgrown acreage, managing trails, and cutting through dense vegetation on slopes and uneven terrain. Its tracked traction and aggressive flail system make it a dependable solution for serious field maintenance. Powered by a 10HP 302cc electric‑start engine, the SFM27T uses a 3‑forward, 1‑reverse transmission for smooth handling and strong torque. It cuts vegetation up to 40 inches tall and clears 0.76 acres per hour, using 38 Y‑shaped blades that mulch material into fine debris while resisting damage from stones or metal. The adjustable handlebar moves vertically and horizontally without tools, and the high‑grip tracks maintain stability on soft soil and slopes. This machine ships without oil or fuel; fill with unleaded gasoline and 10W‑30 oil before operation.

  • 10HP 302cc electric‑start engine
  • Cuts vegetation up to 40" tall
  • 38 Y‑blades for aggressive mulching
  • Tracked traction for slopes and soft terrain
  • Adjustable handlebar (vertical + horizontal)
  • Clears up to 0.76 acres per hour
  • Ships without oil/fuel — fill before use

Product manual (PDF)

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Engine manual (PDF)

Download PDF
Electric Start with Battery
Electric Start with Battery

Powered by a electric-start gasoline engine and equipped with a SLA battery. It features easy starting, quiet operation, and reliable performance.

Adjustable Cutting Height
Adjustable Cutting Height

Easily set cutting height from 0.8 to 3.2 inches using the side-mounted lever, ideal for adapting to uneven or rough terrain.

Tracked for Stability
Tracked for Stability

Rubber tracks provide superior traction and stability on slopes and rough terrain, ensuring smooth operation in challenging conditions.

  • Demonstration-1
  • Demonstration-2
  • Assembly & Installation
Product Warranty

MechMaxx SFM27T - 27" 10HP 302cc Tracked Walk-Behind Flail Mower (Electric Start) (SKU: 201029) includes a standard one-year manufacturer warranty covering defects in materials and workmanship under normal use.

Product Extended Warranty Plans

Extended warranty plans may be available for select products. Contact us to confirm eligibility and coverage details.

Model SFM27T Transmission Transaxle 3 Forward / 1 Reverse Speed
Engine LONCIN G300FD Gasoline Engine Forward Speed 1.3mph, 2.05mph, 2.8mph
Engine Type Single Cylinder, 4 Stroke, Air-Cooled, OHV Reverse Speed 1.06mph
Engine Displacement 302 cc Walking Mode Crawler Track
Horsepower 10 HP Track Size 180W x 60P x 25L
Start Electric Start (battery included) Front Caster 2.50 - 4
Fuel Tank Capacity 1.59 gal (6L) Productivity Up to 0.76 Acres per hour
Engine Oil Capacity 0.25 gal (0.95L) Max. Gradeability 30°
Cutting Width 27 in Handlebars Height, Left and Right Adjustable
Cutting Height 0.8 - 3.2 in Packing Size 57 x 33 x 42 in
Blades 38pcs "Y" blades Weight (N.W / G.W.) 473 / 550 lbs
Footboard Loading Capacity 220 lbs

WARNlNG: This product can expose you to chemicals including engine exhaust (including diesel engine exhaust when equipped),lead and lead compounds, mineral oils, soots, phthalates, and carbon monoxide which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Certain specification(s) are based on engineering calculations and are not actual measurements. Specification(s) are provided for comparison purposes only and are subject to change without notice. Specification(s)  for your individual equipment will vary based on normal variations in design, manufacturing, operating conditions, and other factors.

  • 5 stars: 25 (93%)
  • 4 stars: 2 (7%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
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Christopher D

This thing is a beast of a machine.

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Kris G

This machine is a beast! I use it to mow 5 foot high weeds and wildflowers on rough and wet ground.
Positives: It mulches better than rotary cutters, so less need to rake up debris. The tracks help on wet soil. Electric starting is great.
Negatives: The skids and height adjustment are too shallow for rough stony ground. I extended the height adjustment with a 3/4 inch steel rod as shown in the photo. It’s a little too much. Use a shorter one.
The steering brake levers require giant hands. I modified them by inserting hitch pin clips into an unused hole in the levers to reduce travel (see photo). You have to carefully adjust the cables for this to work.

Thank you very much for your suggestion! We have forwarded it to our engineers.

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Kurt J

Great machine! I received it a week ago and just started cutting through HEAVY brush and vines. I’m 60 years old and live 40 acres of heavily wooded land. You don’t have to man handle this machine but you do have to operate. I had a problem with the on/off switch which turned out to be operator error on my part! The team helped me identify my error through videos and emails and treated me with respect the entire time. Great machine and awesome technical support!!!

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Michael

The machine does exactly what you think it should do

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Kendall S

This machine is great! I've taken back an overgrown field and the mower was flawless. My only complaints are it's slow, but I don't think it could mow any faster if it is expected to function and not clog. The brake levers are also not smooth. It is definitely a forearm workout. I'm fat , 56 out of shape and handled it no problem.

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Clinton S

.I haven’t had a chance to open the crate

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Larry F

I have cut a couple of tall grass pastures with this machine and it did fantastic. A real beast.

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Kevin H

Arrived in great shape and assembly was easy. The engine started right up after preparing per the instructions. The first experience proved this to be a great purchase the machine is a BEAST! It climbs hill and chews up everything in its path. Easy to operate too. I will get a lot of great use out of this purchase as I have acres of land that need attention.

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Joshua T

This flail mower is a beast! It tackled my overgrown pasture with ease. Easy to maneuver, powerful, and built tough. I couldn’t believe how well it handled thick brush. If you need serious cutting power without a tractor, this walk-behind mower is absolutely worth the investment.

A
Andrew M

I’m blown away by the performance! The 27" flail mower easily handled saplings, vines, and tall grass. It’s sturdy, reliable, and makes clearing my property a breeze. Love the adjustable cutting height. A must-have for anyone managing uneven terrain or heavy overgrowth.

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Paul A

Fantastic machine! This flail mower plows through brush like it’s nothing. It starts easily and runs smooth. Great for maintaining trails and keeping my acreage clean. Much better than a regular mower for rough terrain. Highly recommend to landowners and farmers alike

B
Brian C

The 27" flail mower exceeded expectations. It cut down thick weeds and small shrubs without hesitation. Very solid construction and surprisingly easy to steer. It’s made my rural property maintenance ten times easier. I’d buy this again in a heartbeat. Five stars all the way

K
Kevin R

This walk-behind flail mower is a workhorse. I’ve used it for several hours at a time, and it never bogs down. Handles inclines and bumps beautifully. Durable and powerful, perfect for taming wild areas. Definitely a game-changer for my landscaping business.

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Jason M

I was skeptical, but this flail mower impressed me immediately. Cuts through everything – tall grass, brambles, even small saplings. Easy to maintain, well-balanced, and highly effective. If you need something stronger than a brush cutter, this is it.

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Eric B

Excellent performance on uneven terrain. The 27" flail mower powers through thick weeds and dense grass effortlessly. It's surprisingly maneuverable and very well made. I’ve used it weekly and haven’t had a single issue. Highly recommend for large yards or hobby farms.

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Nathan S

I used this flail mower on an overgrown field – it performed perfectly! It’s powerful, reliable, and handles tough brush with no problem. Assembly was simple and it started right up. Makes quick work of tasks that used to take me hours.

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Ryan J

This mower makes clearing land easy and almost fun. Very rugged build and smooth operation. It’s ideal for my rocky, hilly property. No more struggling with underpowered trimmers. This is a serious machine for serious jobs.

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Tyler P

Worth every dollar! This walk-behind flail mower is a beast on brambles, tall grass, and small woody plants. It’s built like a tank and feels very stable on rough terrain. Best tool I’ve added to my property maintenance setup in years.

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Brandon R

Handles rough brush better than anything else I’ve used. Durable, heavy-duty, and built for real work. Easy to start and control. The 27" cutting width saves time while still being nimble enough for tight spaces. I absolutely love it.

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Justin E

If you have thick vegetation or neglected areas to clear, get this mower. It chews through the worst growth and leaves clean results. Sturdy, powerful, and easier to handle than expected. Great for homesteads, farms, or large yards.

G
Gregory B

Excellent design and performance. This flail mower is incredibly efficient for clearing fence lines and fields. The adjustable height makes it versatile, and it cuts everything in its path. I love how quickly it gets the job done!

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Timothy H

This is the ultimate tool for land maintenance. It tackled everything from tall weeds to thorny brush with ease. It’s easy to maneuver despite its size. Quiet for its power level too. I’m extremely satisfied with the purchase.

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Kyle P

Heavy-duty and incredibly effective. The flail blades make quick work of thick grass and brush. It’s simple to operate and feels safe even on slopes. This mower has saved me countless hours of work already. Highly recommend it.

A
Adam S

I’ve owned several brush mowers and this one tops them all. Excellent cutting power and smooth handling. The build quality is impressive and it feels like it’ll last for years. Makes short work of even the most overgrown areas.

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Zachary F

This flail mower has completely transformed how I maintain my land. It’s efficient, powerful, and incredibly tough. I’ve used it on everything from old fields to forest edges. Couldn’t be happier with the performance. A true professional-grade tool.

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Jeremy H

The 27" walk-behind flail mower is an absolute powerhouse. Very efficient and easy to handle on uneven ground. I’ve tackled heavy overgrowth and thick weeds with no problem at all. Couldn’t ask for better results.

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Benjamin W

After using this mower, I won’t go back to string trimmers or brush cutters for big jobs. It cuts everything cleanly and quickly. Very dependable and surprisingly easy to maintain. I highly recommend it for large rural properties.

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