Mountfield HP41 15″ Petrol Lawn Mower

The Mountfield HP41 is a hand-propelled petrol lawn mower offering fantastic value and performance. Its compact 39cm cutting width and reliable STIGA engine make it the perfect choice for smaller gardens.

Description

Why buy the Mountfield HP41 15″ Petrol Lawn Mower?

  • Powered by a reliable 123cc STIGA ST 120 Autochoke petrol engine.
  • Compact 39cm (approx. 15″) cutting width, ideal for small to medium-sized lawns.
  • Lightweight yet sturdy rust-proof polypropylene chassis for easy handling.
  • Five cutting height positions, adjustable from 25mm to 70mm.
  • Features a 40-litre textile grass collector for efficient clippings management.
  • Foldable handlebars allow for simple and space-effective storage.

Efficient and Reliable Mowing for Smaller Gardens

The Mountfield HP41 is an excellent choice for gardeners seeking a robust, reliable, and straightforward petrol lawnmower. Specifically designed for value and performance, it is perfectly suited for managing small to medium-sized lawns up to 800m². Its hand-propelled nature gives the operator complete control, making it easy to navigate around garden obstacles and intricate borders.

STIGA Power and Cutting Performance

At the core of the HP41 is a dependable 123cc STIGA ST 120 Autochoke engine, providing 1.9kW of power at 2900 rpm. This engine is engineered for easy starting with a simple recoil mechanism and consistent performance. The mower features a 39cm cutting width and offers a choice of five cutting height positions, ranging from 25mm to 70mm. Adjustment is managed via four simple levers, allowing you to easily adapt the cut to your lawn’s condition.

Durable Construction and User-Friendly Design

The chassis is crafted from a tough, rust-proof polypropylene material which is not only durable but also incredibly lightweight, making the mower a pleasure to manoeuvre. The ergonomic handlebar can be folded down, which, combined with the collapsible 40-litre textile grass bag, makes storage simple and space-effective. The grooved wheels and integrated front handle further enhance its usability and transport. When considering a new walk-behind mower, the Mountfield HP41 represents a superb investment, backed by a 5-year manufacturer’s warranty (T&Cs apply), which can be fully supported by the team at Sims Garden Machinery.

Buy with Confidence from an Authorised UK Dealer

Sims Garden Machinery is a family-run business with over 100 years of experience. As an authorised UK dealer for Mountfield, we provide much more than just a machine in a box. Our trained sales staff are available to offer expert advice from our Stratford-upon-Avon showroom, ensuring you choose the right mower for your specific needs. For local customers, this machine comes with our free PDI (Pre-Delivery Inspection), local delivery, and a full handover demonstration, so you can start mowing with confidence. Our workshop is staffed by trained mechanics who handle all servicing and warranty work, providing complete aftersales support for the life of your machine.

Not sure which machine or part is right for you?
Our team is here to help. Contact us today for expert advice.

Technical Specification

Specification Value
SKU 297411043/M21
Power Source Petrol
Power 1.9 kW
Engine Brand STIGA
Engine Model ST 120 OHV Autochoke Powered by STIGA
Displacement 123 cm³
Engine Rotation Speed 2900 rpm
Starter Recoil
Fuel Tank Capacity 0.75 L
Engine Oil Tank Capacity 0.5 L
Mowing Area up to 800 m²
Cutting Method Collecting
Cutting Width 39 cm
Deck Material Polypropylene
Cutting Height Adjustment 4 levers
Cutting Height Positions 5 positions
Cutting Height Range 25 – 70 mm
Driving Push
Collector Capacity 40 L
Wheels 175/175 mm grooved wheels
Foldable Handlebar Yes
Weight 18 kg
Guaranteed Sound Power Level (LwA) 93 dB(A)

Why buy from Sims Garden Machinery?

Authorised Dealer

Authorised main dealer

We are authorised dealers for leading brands, meaning genuine parts, manufacturer-approved training, and warranty support you can rely on.

Real People

Real people, real support

No call centres. No ticket systems. Just a knowledgeable local team you can speak to when you need help.

Expert Advice

Expert advice — not pushy sales

Our team are trained mechanics and product specialists, so you get honest, practical advice based on how you’ll actually use the machine.

Since 1908

Established, independent family business

We’re a long-standing independent dealer with deep roots in the local area — built on reputation, repeat customers, and word of mouth.

Frequently Asked Questions

What size garden is the Mountfield HP41 suitable for?

The Mountfield HP41, with its 39cm (approx. 15″) cutting width, is ideally suited for small to medium-sized lawns, with the manufacturer recommending a maximum mowing area of up to 800 square metres. Its lightweight, hand-propelled design makes it easy to manoeuvre in gardens with flowerbeds, paths, or other obstacles.

Is the STIGA engine on this mower easy to start?

Yes, the STIGA ST 120 engine is equipped with an Autochoke system. This feature automatically manages the choke for optimal starting in various temperatures, simplifying the process. You just need to pull the recoil starter cord to get the mower running, without manually adjusting a choke lever.

How is the cutting height adjusted on the HP41?

The cutting height is adjusted using levers located on the wheels. There are five distinct height positions available, ranging from a low cut of 25mm up to a longer 70mm. This system allows you to easily adapt the mower to different grass conditions throughout the season.

Does the polypropylene deck require any special maintenance?

One of the key benefits of a polypropylene deck is its low maintenance. It is completely rust-proof, so you don’t need to worry about corrosion. For best results, it’s recommended to clean the underside of the deck after each use to remove grass clippings and prevent build-up, which helps maintain optimal cutting performance. A simple brush or hosepipe is usually sufficient.

User Manuals / Downloads


View Mountfield Brochure

Additional information
Brand

Engine Size The displacement of the engine in cubic centimetres (cc).

123

Blade Brake Clutch Indicates if the blade can be stopped while the engine keeps running.

FALSE

Collector Size The capacity of the grass collection bag or box in litres.

40

Cutting Method The cutting mechanism used (e.g., Rotary or Cylinder).

Rotary

Cutting Width The width of the grass cut in a single pass.

39 cm

Deck Material The material the cutter deck is constructed from (e.g., Steel, Aluminium).

Polypropylene

Drive Type How the mower is propelled (e.g., Push, Self-Propelled, Variable Speed).

Push

Electric Start Indicates if the machine features a key or push-button electric starter.

FALSE

Mowing Functions Available mowing modes (e.g., Collection, Mulching, Side-Discharge).

["Collection"]

Power Output (HP) The tool\'s power output measured in horsepower (hp).

2.6

Power Output (kW) The tool\'s power output measured in kilowatts (kW).

1.9

Rear Roller Indicates if the mower features a rear roller for creating lawn stripes.

FALSE

Power Source The primary energy source (e.g., Petrol 4-stroke, Battery, Electric).

Petrol

UNIVERSAL-Collection Type

Collect

WB-Mower Type?

Rotary

WB-Cutting Width

15"

WB-Propulsion Type

Push

WB-Starting Method

Pull (Recoil)

WB-Wheel Type

Wheels

Specification

Specification

GENERAL INFO
SKU 297411043/M21
CUTTING SYSTEM
Cutting method Collecting
Cutting width 41 cm
Deck material Polypropylene
Cutting height adjustment 4 levers
Cutting height positions 5 positions
Cutting height range 25 – 70 mm
EQUIPMENT
Collector capacity 40 l
Handlebar type Ergonomic
Wheels 175/175 mm grooved wheels on pivot
Front handle Yes
Foldable handlebar Yes
Collector type Textile
OVERALL DIMENSIONS
Pack weight 21.1 kg
Product length 1400 mm
Product width 470 mm
Product height 1065 mm
Weight 19 kg
POWER
Power source Petrol
Power 1.9 kW
Engine Brand STIGA
Engine model ST 120 OHV Autochoke Powered by STIGA
Displacement 123 cm³
Engine rotation speed 2900 rpm
RPM control Fixed rpm
Starter Recoil
Fuel tank capacity 0.75 l
Engine Oil tank capacity 0.5 l
Maximum working area 250 m²
DRIVE SYSTEM
Driving Push
VIBRATION AND NOISE DATA
Guaranteed sound power level (LwA) – dB(A) 95
Measured sound pressure level at operator ear dB(A) 81.6
Vibration level hand (m/s2) 5.66
Measured sound power level dB(A) 94

 

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About Mountfield
At Sims Garden Machinery we stock a wide range of Mountfield garden equipment. We offer a range of lawn tractors and rider mowers, suited for commercial lawn maintenance. We also have a range of regular lawn mowers, in both petrol and electric models. We stock cordless hedge trimmers and grass trimmers, along with more specialist gardening equipment like pole pruners. Finally, we have spare batteries for cordless lawnmowers, and battery charging stations. We can deliver Mountfield garden equipment across the UK. Upon arrival a member of our team will assemble and demonstrate your equipment to you, ensuring safe and correct usage. Our industry-trained sales team are available to help with any queries you have about our range of Mountfield gardening equipment. Speak to a member of our team today to discuss lawnmowers, hedge trimmers, or accessories. At Sims Garden Machinery we have been selling high-quality gardening equipment for over 100 years, remaining a family-run business.
Shipping & Delivery

FREE PDI, DELIVERY & HANDOVER

We offer a free delivery service for all machines within a 30 mile radius. Not only that; we build, inspect and run up every machine prior to delivery. Making sure you get a fully functional machine that is set-up and ready for use. On delivery we will run through with you any instructions & maintenance advice so you are comfortable with your new machine.

NATIONAL DELIVERY

  • Each machine will be tested prior to delivery.
  • Orders will be sent out via either ThePalletNetwork or DHL insured service.
SKU: M3-M'FIELD HP41 Categories: , ,