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Masport 575 AL S18 2'N1 Instart SP Petrol Lawnmower

Product code:
  • Self Propelled
  • InStart™ Ignition
  • Masport Quadcut® 4 Blade Disc System


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Delivery, Warranty, Returns & Exchange


FREE Home Delivery on all online orders

Store Pick Up - FREE. Includes assembly of tools prior to collection. The store will contact you when your order is ready.

Returns & Exchanges

We will happily accept returns or exchanges up to 14 days after the date of purchase,  provided the products are in their original condition and packaging. Click here to view our full Returns Policy


All STIHL products purchased online will be issued a STIHL warranty.

1. Tools used for home/farming applications receive a 2 year warranty. Double the warranty of your STIHL 2 MIX, STIHL 4 MIX® and STIHL 2 Stroke petrol tools purchased online to 4 years by adding HP Ultra Oil (minimum 1L) to your purchase.

2. Tools used in a professional application receive a 6 month warranty

3. STIHL Polymer Bodied/decked Lawnmowers receive a 10 year warranty on the polymer body (not associated parts) the handle and the catcher.

Click here to find out more about the STIHL Warranty


A self propelled mower featuring Briggs & Stratton InStart™ lithium-ion electric start engine - take the guessing game out of starting your lawn mower, just push the button and start mowing.

Depending on your preferences, this Lawnmower can cut, catch and mulch, leaving your garden looking exactly the way you want it to, and as it is self-propelled, you can get the job done without the hard work of pushing it forward, with a ground speed 3.99km/h.

Warranty Information:

5 Year Mower Engine/Motor Warranty

10 Year Mower Chassis Warranty

5 Year Mower Parts Warranty

Lifetime Mower Catcher Warranty


Engine Make & Model

Briggs & Stratton OHV Series 650iS

Engine Power (cc)


Weight (kg)



460mm (18") heavy duty aluminium non rust chassis

Cutting Width

460mm (18")

Cutting Height (mm)

19 - 56

Mulching Function

Cut, Catch & Mulch

Catcher Type

HDPE Plastic

Catcher (L)


  • Masport Quadcut
    Masport Quadcut® 4 Blade Disc Cutting System
    The Quadcut swing back blade system has increased airflow, great for catching and mulching performance.
  • Mulching
    Naturally recycles the grass by recutting it and feeding it back into your lawn.
  • Self Propelled
    Self Propelled
    Let the mower do the work, These models are fitted with a self drive system, all you need to do is squeeze the handle.
  • InStart
    No more priming, choking or pulling the rope simply push a button to start the engine.
  • Washport
    Deck Washport
    Hose fitting point on the housing to clean the housing while the mower engine is running, increasing the life of the chassis and improving cutting efficiency. (Connector not included)
  • HDPE Plastic Catcher
    HDPE Plastic Catcher
    A sturdy and long-lasting high density polyethylene plastic catcher that holds 46.5 litres of grass clippings.
  • Camlocks
    Allows for quick and easy fold down of the handle for storage or transportation of your mower.
  • Handle Lift System
    With the Handle Lift System, removing and re-installing the catcher is so easy. Just press down on the foot pedal to release the handle!

Q: Does this Lawnmower mulch?

A: Yes, this is a cut, catch and mulch Lawnmower

Q: How fast does the self-propelled system move?

A: When activated, the Lawnmower will travel 3.81km/h

Q: What is the cutting height of this machine?

A: The cutting deck will allow for lengths between 13mm and 57mm.

Q: What should I wear when using this Lawnmower?

A: We recommend that you wear sturdy boots or shoes and snug-fitting clothes and eye protection.

Q: How large is the catcher?

A: This model comes with a 46.5L HDPE plastic catcher that features a 'full' indicator.

Q: How does the InStart work?

A: InStart works by using a lithium-ion electric start ignition that allows users to start the Lawnmower with the push of a button, rather than the strenuous pull of a starter rope.


Using the self-propelled system

Simply squeezing the handle will activate the self propelled system, allowing the mower to automatically move forwards without the need for you to push it

Looking after your Lawnmower

This Lawnmower features a Washport to clean the engine with a hose fitting. After use, wipe down the exterior of the chassis with a damp cloth or soft brush.

Starting your Lawnmower

This Lawnmower does not require priming before use as it features a ReadyStart™ system, so you can get get the job done with little fuss.


If you notice the blades become jammed, do not attempt to free them while the engine is on. Always wear hearing protection and covered footwear during use.

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