STIHL RM 453.3 T Petrol Lawn Mower – Self-Propelled 51 cm | WB420113400

STIHL RM 453.3 T Petrol Lawn Mower – Self-Propelled 51 cm | WB420113400

Stock Code: WB420113400
Available to Order
£679.00 (inc VAT) per each
£565.83 (exc VAT)
Quantity: - +

STIHL RM 453.3 T Petrol Lawn Mower – Model WB420113400


The STIHL RM 453.3 T is a durable, high-performance self-propelled petrol lawn mower designed for effortless mowing of medium to large-sized lawns. With a 51 cm cutting width and a single-speed drive, this mower helps users tackle larger areas and uneven terrain with ease, reducing strain while improving mowing efficiency.


Built with a robust powder-coated steel deck and a powerful 4-stroke engine, the RM 453.3 T ensures reliable, consistent results across varying grass conditions. Its 7-position central cutting height adjustment (25–75 mm) allows users to achieve their ideal lawn finish, while the 55-litre grass catcher box with fill indicator keeps interruptions to a minimum.


Thanks to its ergonomic design, smooth-rolling wheels, and foldable handlebar, this mower is easy to manoeuvre and simple to store. It’s a solid and dependable choice for homeowners who want a practical mower with the strength to handle demanding lawn care.

✅ Key Benefits:

  • Self-propelled (single-speed) drive – takes the effort out of mowing

  • 51 cm cutting width – ideal for lawns up to 1,800 m²

  • Reliable petrol engine – no power cords or battery charging

  • 7-stage height adjustment (25–75 mm) – customisable to suit the season and lawn

  • 55-litre grass catcher – with fill-level indicator for fewer stops

  • Foldable handlebar – compact storage and easier handling

  • Powder-coated steel deck – strong, weather-resistant, and built to last

🧰 What’s Included:

  • 1x STIHL RM 453.3 T Petrol Lawn Mower (Model WB420113400)

  • 1x 55-litre Grass Catcher Box

  • 1x Operator’s Manual

🛢️ Fuel Info:

  • Powered by unleaded petrol (4-stroke engine)

  • No fuel mixing required

BrandStihl
Cutting width (cm / inches)51 / 20
Cutting height (mm)20 - 100
Maximum lawn area (m²)1200
Weight (kg)32
Sound pressure level (dB(A))83
Sound power level (dB(A))96
Vibration level left / right (m/s²)4.4
Power output (kW / hp)2.6 / 3.5
Working speed (rpm)2800
Uncertainty factor Sound pressure level K (dB(A))2
Engine typeSTIHL EVC 300
Drive (km/h)T / 3.5
Uncertainty factor Vibration Level K (m/s²)2.2
Grass catcher box (l)55
Mulching functionYes

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