Mountfield SP46 Petrol Mower (Self Propelled)

The Mountfield SP46 Petrol Mower is a fantastic medium sized mower. It’s Self Propelled (Single Speed Drive) making it ideal for lawns with slopes.


Original price was: £339.00.Current price is: £299.00. inc. VAT

Usually dispatched within 3-7 days

Central Distribution Stock

This means we have no stock "on-site" but there is stock in the UK. These order are typically dispatched within 3-7 days however this can vary during peak season. Usually delivered within 7-10 working days.

UK Mainland Delivery: *FREE Over £200 Inc VAT (Excluding Ride On's)
Additional charges apply for certain postcodes (i.e. Scottish Highlands etc.). Prices calculated at checkout based on weight / size / address.

European & Overseas Delivery:
Our integrated IOSS system applies the correct Tax for your Country (for orders under €150) for faster customs clearance. All orders over this value may incur additional charges at customs.

Click & Collect:
Our warehouse staff they will notify you when your order is ready to collect from our depot (NE10). New Machinery purchases will be built-up, fuelled & oiled (as required) & tuned by our workshop; Ready to Mow!

Local Delivery: *FREE Over £250 Inc VAT (New Machinery Only)
For customers within 25 miles from our depot (NE10), we will delivery your new machine once it's built-up, fuelled & oiled (as required) & tuned by our workshop; Ready to Mow! Average 2-3 day lead time.

Low Stock - Hurry While Stock Lasts


The Mountfield SP46 Petrol Mower is a great entry level Self Propelled (Single Speed Drive) petrol mower. It’s powered by the ultra-reliable Mountfield ST140 (139cc) Auto-choke engine for an easy starting, hard-working and dependable mower.

The SP46 features a robust, dark grey steel chassis with a 46cm (18″) cutting width that certainly looks the part! It has a single lever to adjust cutting heights with 6 different positions to choose from. Grass clippings can be collected in the capacious 60-litre canvas grass bag. Furthermore, to save time and return nutrients to your lawn; simply fit the Mulching Plug (supplied with the mower) and clippings are finely cut and redistributed back onto the lawns surface as you mow.

In addition, this no-nonsense mower weighs in at just 27kg and features dual folding handles for quick and easy storage.

Backed by a 5 Year Warranty, the Mountfield SP46 is a superb mower for any small to medium-sized gardens with slopes up to 40m x 40m in size.

Mountfield Lawn Mowers

Have a question about this product? Simply use the Contact Us Form and we’ll get back to you as soon as possible. Alternatively, just give us a call on 0191 4692020.


Engine BrandMountfield
Engine TypeST140 OHV
Engine Capacity139cc
Net Power Output2.2kW @ 2900rpm
Starting MethodRecoil / Pull Start
DriveSelf Propelled
TransmissionSingle Speed (3.7km/h)
Cutting Width46cm /18″
Cutting Heights22-65mm (6 Positions)
Cutting Height AdjusterSingle Lever
CollectorCanvas / Hard Top 60 litres
Fuel Tank Capacity0.75 Litre
Lawn Size40m x 40m
Collapsible HandlesHand Wheel Operated
Safety FeaturesOperator Presence Control
Included AccessoriesMulching Plug
WheelsFront-200mm Rear-200mm
Warranty5 Years (Terms & Conditions Apply)
Washing LinkNo
dB(A) Rating94


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