• Cobra M51SPC 20-inch 4-in-1 petrol self-propelled lawnmower
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Cobra M51SPC 20" Petrol Powered Self Propelled Lawnmower

Cobra M51SPC 20" Petrol Powered Self Propelled Lawnmower

£349.99
£349.99
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  • ✓Cobra DG600 OHV engine, 173cc
  • ✓51cm / 20" cutting width for larger lawn areas
  • ✓Self-propelled for effortless mowing
  • ✓4-in-1 system: mulch, side discharge, rear discharge or collect
  • ✓10 cutting heights from 25-75mm
  • ✓60L grass bag for fewer stops
  • ✓3.2 km/h operating speed
  • ✓Strong and durable at 38kg
  • ✓2-year domestic warranty
✓ 2 years warranty✓ 30-day returns✓ UK support

Ships direct from Cobra (not from Mowd), typically 2–5 business days. Delivery £9.95.

Good to know
  • ✓Best for larger lawns, 4-in-1 versatility
  • ✓Engine: Cobra DG600 OHV 173cc
  • ✓2 years warranty
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The Cobra M51SPC 4-in-1 petrol lawnmower features a powerful 173cc Cobra DG600 OHV engine and a 51cm cutting width. It offers mulching, side and rear discharge, and grass collection, with 10 adjustable cutting heights. Self-propelled for ease of use.

Specifications

Cutting width
51 cm
Cutting height
25–75mm (10 stages)
Type
Rotary (4-in-1)
Drive
Self-propelled
Power
Petrol
Engine
Cobra DG600 OHV 173cc
Grass box
60 L
Weight
38 kg
Warranty
2 years
Cobra M51SPC mulching grass clippings back into the lawn

Mulching capability

The M51SPC comes with a mulch plug so you can mulch clippings back into the lawn. Mulching mowers finely cut and re-cut the clippings; as they decompose, nutrients are returned to the soil.

Cobra DG600 OHV petrol engine on the M51SPC

Cobra DG600 engine

Expertly powering Cobra lawnmowers, the Cobra DG600 OHV engine offers a quiet yet powerful combination for a range of demanding applications. With the latest engine design for optimal torque and efficiency, it suits gardens up to 600 square metres.

Single-lever cutting height adjustment on the Cobra M51SPC

10 cutting heights (25–75mm)

The M51SPC has 10 adjustable cutting heights from 25mm for a superb low finish up to 75mm for longer grass - all set with a single height-of-cut lever.

Side discharge function on the Cobra M51SPC

Side discharge chute

If you don't want to collect your clippings, or your lawn has become overgrown, the M51SPC has a side-discharge function. Simply lift the blanking plate and insert the discharge chute, and the grass discharges in neat lines to the side.

Self-propelled drive system on the Cobra M51SPC

Self-propelled drive

The M51SPC comes with a self-propelled drive system for added comfort and ease of use.

Why buy from Mowd?

Genuine Cobra machines

Supplied as official Cobra products with full manufacturer warranty and support.

Built to last

Professional-grade build quality designed for years of reliable use.

Ships direct from Cobra

Dispatched directly from Cobra — see the delivery note above for timings.

Expert UK support

Plain-English advice and UK-based help, with warranty service handled by Cobra.

Ready to upgrade your mow?

Petrol, electric, or push, we've got a mower for everyone.

Frequently asked questions

How does the warranty work?
Your mower comes with the manufacturer's warranty. Warranty claims and repairs are handled directly by Cobra Support, and you'll need to register your machine with Cobra to activate cover - see the documentation supplied with the mower for details.
How is my mower delivered?
Mowers ship directly from Cobra (not from Mowd), typically within 2-5 business days. Delivery is £9.95.
Can I return it?
Yes - you have 30 days to return an unused mower, plus your statutory 14-day right to cancel. Get in touch and we'll arrange it.

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