Mountfield SP185 3-in-1 Self-Propelled Petrol Lawnmower


  • A high-quality petrol rotary mower that represents superb value for money
  • Premium Stiga OHV engine for powerful performance and unfailing reliability
  • Self-propelled transmission for low-effort mowing on slopes and rough grass
  • Multi-stage height of cut means you can achieve the finish you prefer
  • Ergonomic handle folds down to help save space in the shed, garage or car boot
  • Collector holds a substantial 60-litres of cut grass – stops will be few and far between
  • Hard top on the collector protects the operator from dust on dry days
  • Rugged steel mower deck ensures durability is not in question
Mountfield SP185
Mountfield SP185 3-in-1 Self-Propelled Petrol Lawnmower £480.95
Mountfield SP185
Mountfield SP185 3-in-1 Self-Propelled Petrol Lawnmower
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Anyone seeking a high-quality but nevertheless affordable petrol rotary mower for a medium-sized lawn should give the attractively priced and solidly built Mountfield SP185 some serious consideration!

Powered by a Stiga ST 140 OHV engine with Autochoke technology, the Mountfield SP185 Petrol Lawnmower features one of the Swedish brand’s best-selling and most reliable engines. These four-stroke air-cooled motors are premium units with OHV technology for optimised performance and a longer service life; and a transistorised electronic ignition for fast, dependable starting.

A great choice for lawns with banked sections and/or areas of rough terrain, the Mountfield SP185 Petrol Lawnmower benefits from a rear-wheel self-drive, which means you’ll get the job done with far less effort expended than would be using a hand-propelled model.

It’s fitted with a comfortable, ergonomically optimised handlebar, which you can fold down if space is at a premium in your storage area, it blends six preset heights of cut with three-in-one mowing (bag; mulch; cut & drop) to ensure you’ll enjoy hard-to-beat flexibility of use.

The capacious 60-litre grass collector that comes with the Mountfield SP185 3-in-1 Self-Propelled Petrol Lawnmower is made from fabric, which allows spent air to escape, in turn enabling the maximum amount of clippings to be packed-in.

A hard top on the catcher prevents dust and pollen particles from rising-up into the user’s face when conditions are dry.

Also important on the Mountfield SP185 3-in-1 Self-Propelled Petrol Lawnmower is its rugged, 46cm-wide steel cutter deck, which brings peace of mind when it comes to robustness and longevity.

This model is aimed at areas around 800m2.

For four-stroke engine oil, click here.

Additional information



Engine Make


Engine Model

ST 140 Series OHV

Engine Capacity


Engine Power

3hp / 2.2kW @ 2900rpm

Engine Starting System


Engine Fuel-Tank Capacity

0.8 Litres

Cutting Width


Cutting Heights

22-65mm (6 Positions)

Height Adjustment

3 Levers

Grass Collector

60 Litres – Fabric with Hard Top






Self Propelled

Cutting Deck





Front 165mm / Rear 190mm

Safety Features

Operator Presence Control

Sound Level

96dB (A)

Lawn Size

Up to 800m2

Product Weight



2 Years


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Shipping Info

Shipping Info

If you’re buying a boxed product, we aim to get your order delivered next working day – UK mainland where possible.

If you’re buying a tractor or ride-on mower – a special order item – it could be slightly longer, as we need to PDI the machine.

We do try and van-deliver these machines if we can, as this gives us a chance to demonstrate the product, and to ensure you’re happy and confident with your purchase.

If we can’t van-deliver your machine, as you’re out of our local delivery area, the tractor will be sent on a pallet via a courage company. They will then contact you directly to book a specific day and time that suits you.