Cobra Fortis 25B 25

Cobra Fortis 25B 25" Petrol Cylinder Lawnmower

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Cobra Fortis 25B 25" Petrol Cylinder Lawnmower

The Fortis 25B is the largest model available in this range and is powered by a Briggs & Stratton XR750 engine. It features a 25” 6 bladed cutting cylinder and comes with a generous 90ltr grassbox. This a perfectly balanced lawnmower designed specifically for fine turf and is an excellent option for larger gardens and sports pitches.


  • Engine: Brigss & Stratton XR750
  • Drive Type: Self Propelled
  • Cutting Width: 63cm / 25"
  • Cutting Height: 6mm - 30mm
  • 6 Blade Cutting Cylinder / Interchangeable Cassette System
  • Grass Box Capacity: 90ltr
  • Steel Front Roller / Steel Rubber Coated Split Rear Roller
  • Domestic Warranty: 2 Years
Catalogue Number

Product Specifications

    • Engine: Briggs & Stratton XR750
    • Displacement: 163cc
    • Cutting Width: 63cm / 25"
    • Cylinder: 6 Bladed Cartridge
    • Cutting Height: Fine Adjust Between 6 - 30mm
    • Single Height of Cut Lever: Yes
    • Drive Type: Self Propelled
    • Cartridge Sytem: Yes, all cartridges
    • Rear Roller: Yes, steel rubber coated split
    • Grass Box Capacity: 90ltr
    • Front Roller: Yes, steel
    • Heavy-Duty Drive System: Yes
    • Weight: 104.8 kg
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Product Highlights

Precision 6 Bladed Cutting System - For a Perfectly Striped, Fine Lawn Finish

Each model is fitted with finely crafted 6 bladed cutting cylinders, featuring razor-sharp blades that deliver a remarkable 79 cuts per meter.

With the lawn rake (optional extra) fitted, the Fortis mower removes lifeless debris and moss, while simultaneously lifting the lateral grass blades, thereby enhancing its cutting performance to an impressive level.

Expertly Powered by Briggs & Stratton Engines - Powerful, High Performance Engines

The Cobra Fortis 25B is expertly powered by a B&S XR750 engine which takes lawnmower power to the next level.

Powerful engines are an essential part of maintaining a beautiful and healthy lawn. B&S engines are not only easy to start, but provide all the necessary power and speed to cut your grass with ease and precision.

Heavy-Duty Drive System - Improved performance and durability

Our heavy duty-drive system on the Cobra Fortis range offers improved performance and increased durability.

For use with our Fortis interchangeable cartridge system giving ease of user maintenance and adjustment.

Cartridge System - 6 Additional interchangeable cartridges.

The Fortis lawncare cartridge system is a versatile system available for all Fortis lawnmower models.

Cartridges are fitted with the minimum of effort and including the standard 6-bladed cylinder, 10-bladed cylinder, scarifier, aerator, dethatcher, verticutter, and lawn brush that will keep your lawn looking its finest throughout the year. Whatever the garden task, the Fortis cartridge range will have a tool to complete the job

Easy-Fold Ergonomic Handles - Tool-less Handle Adjustment

Easily adjust the angle of your handles or fold your Fortis handles for storage using the comfortable tool-less adjusters.

For a Beautiful Striped Finish to your Lawn - Split Cast Rear Roller for the Perfect Stripes

The heavy-duty split rear rollers on Cobra Fortis lawnmowers not only produce a striped finish to your lawn, but also offer improved manoeuvrability, reduced lawn scalping, giving an accurate cutting height and levelling of your lawn.

Large Capacity Grass Box for Increased Collection - 90ltr Robust Grass Box

The Cobra Fortis 25B cylinder lawnmower is equipped with a 90ltr grass box, ideal for collecting large amounts of grass clippings before the need for emptying.

More Information
Brand Cobra Garden
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Cobra Garden

Cobra Garden Machinery was launched in 2013 and is supported by Henton & Chattell Ltd, giving Cobra Garden the benefit of over 85 years experience in the Garden Machinery and Horticultural Industry.

The Cobra Garden range is constantly expanding and now consists of over 130 products to cover both your domestic and professional requirements. Cobra incorporate a comprehensive range of petrol, electric and cordless lawnmowers, handheld machines and lawncare products.

Keengardener Ltd offer replacement or refund on faulty goods within the first 30 days of receipt. Keengardener Ltd offer a replacement on faulty goods after 30 days but within their respective guarantee period, if a replacement is not possible a full or partial refund will be offered inline with fair use. Guarantee period is 1 year unless otherwise stated.

In accordance with your rights to a "cooling off period" under The Consumer Contracts (Information, Cancellation and Additional Charges) Regulations 2013 SI 2013/3134 you can cancel your order and return the goods at any time until 14 days after you receive the goods and we will refund any payment made by you to us for the goods. Any goods returned must be unused and in re-saleable condition.

If you want to cancel your order you must notify Keengardener before returning any items.

Please note that the right to return goods which are not faulty does not apply to any goods which have been made to your own specifications.

The cost of the return of any faulty goods will be borne by Keengardener. We shall be entitled to charge you for the costs of returning goods which are not faulty.

Following notification that you wish to return the goods in return for a refund as described above, any payment taken by us in respect of the goods will be reimbursed to you within 30 days.

Due to product development, actual models may occasionally vary slightly from the details on the website, but remember you may return anything within 14 working days of receipt of the goods, if you are not 100% satisfied. You must notify Keengardener before returning any items.

Your rights under this Returns Policy are without prejudice to any rights under The Consumer Contracts (Information, Cancellation and Additional Charges) Regulations 2013 SI 2013/3134.

To view our returns policy in full and read our FAQ's please visit the returns policy page.