Stihl RM 448.3 V Petrol Mower (Self Propelled)

The NEW Stihl RM 448.3 V Petrol Mower for medium-sized lawns. It’s Self Propelled (Variable Speed) with an 18″ / 46cm Cutting Width.

SKU: .NRM448.3V

Original price was: £679.00.Current price is: £599.00. 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 NEW Stihl RM 448.3 V Petrol Mower is perfect for homes with medium-sized lawns. It’s light and easy to manoeuvre with a 46cm / 18″ cutting width. It features a Variable Speed Power Drive system which allows you to set the speed you mow at between 2.4->4.6 km/h! Most of all, it’s fresh new design for 2024 now provides you with 3 different cutting options.

Thanks to it’s Multi-Blade + Mulching Plug + Side Discharge Chute + Grass Catcher (52 Litres), this new cordless mower is suitable for either mowing, mulching or discharging. You can catch the grass clippings or distribute them on the lawn using either the Mulch feature (for shorter grass and a better finish) or the Side Discharge feature (longer grass and more visible clippings).

It’s rugged Polymer Deck is lightweight, rust proof & double skinned for stability. It’s also UV resistant with a front handle for easy transportation.

This practical Self Propelled (Variable Speed) mower makes light work of slopes or hilly areas. It’s powered by the Stihl EVC300 (145cc) Petrol Engine which is easy to start and packs a powerful punch. The Comfort mono-handle bar provides easy access to the grass box for fast emptying. The mono-handle bar can also be folded for storing away.

 A single adjustment lever provides 7 different cutting height settings between 20 -> 100mm. Last but not least, it’s large 52L hard plastic grass box has been designed to maximise air flow and collect as much grass as possible in all conditions.


Furthermore, for peace of mind the Stihl RM 448.3 V is covered by a 5 Warranty (subject to terms & conditions).

Stihl Approved Dealer


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.


Part No :RM448.3V
Weight :32kg
Power Output :2.1 Kw / 2.8hp
Drive System :Self Propelled (Variable Speed)
Cutting Width :18″ / 46cm
Cutting Heights :20 -> 100mm
Grass Box Capacity :52 Litres
Vibration Level :3.8 m/s²
Sound pressure dB(A) :82
Warranty (domestic) :5 Years


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