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Description

Cobra RM53SPH-PRO Professional Petrol Lawnmower – 21″ Honda Engine, High-Speed Gearbox & Steel Rear Roller


The Cobra RM53SPH-PRO is a professional 21″ petrol lawnmower powered by a Honda GXV160 engine. Features include a full-width steel rear roller, high-speed shaft-drive gearbox, 7-stage height adjustment, reinforced deck and 75L collector. Ideal for commercial and domestic lawn care.


Product Overview

The Cobra RM53SPH-PRO is a premium 21-inch professional petrol lawnmower powered by the renowned Honda GXV160 engine, engineered to meet the demands of both domestic and commercial gardeners. Built for durability, precision and high performance, this model delivers a traditional striped finish, exceptional grass collection and reliable operation—even in challenging conditions.

Designed in the U.K. for British lawns, the RM53SPH-PRO offers high-speed shaft drive, fan-assisted collection, a full-width steel rear roller, and a robust aluminium deck with reinforced protection. Whether you maintain estates, commercial grounds or large domestic gardens, this mower is built to last.


Key Features

✔ Honda GXV160 Engine – Trusted Professional Power

The commercial-grade Honda GXV160 delivers quiet, dependable performance with excellent fuel efficiency. Known for long-life reliability, it provides the ideal power source for heavy-duty mowing and daily professional use.


✔ Full-Width Steel Rear Roller for Perfect Lawn Stripes

Create the ultimate traditional striped lawn finish.
The split differential rear roller prevents slipping on damp ground while ensuring smooth turning without scalping. It also enables precision mowing along borders and flowerbeds.


✔ Professional High-Speed Shaft-Drive Gearbox

The shaft-drive system eliminates belts and chains, offering exceptional durability for prolonged commercial use.
The Hi-Speed specification delivers a 13% increase in travel speed, boosting productivity and efficiency.


✔ Reinforced Aluminium Deck & Stainless Steel Protection Bar

A front protection bar shields the mower against impacts, extending deck life.
Underneath, a reinforced steel deck liner provides further structural durability—built to withstand intensive daily workloads.


✔ Heavy-Duty, Thick-Gauge Handlebars

Designed specifically for professional use, the handlebars are strengthened with extra-thick tubing and reinforced support struts for improved stability and longevity.


✔ Fan-Assisted Grass Collection – Superior in Wet Conditions

The integrated high-power fan creates a vacuum effect, improving collection performance even in wet or damp grass.
This ensures the 75L fabric grass bag fills evenly and efficiently, reducing emptying frequency and boosting productivity.


✔ Blade Brake Clutch (BBC) System

Stop the blade—keep the engine running.
Ideal for emptying the collector or moving between mowing areas without restarting the mower.


✔ Lever-Controlled 7-Stage Height Adjustment (13–59mm)

Achieve the perfect finish with seven adjustable cutting heights.
Quick and simple to change using the ergonomic control levers.


Technical Highlights

  • Cutting Width: 21″ (53cm)

  • Engine: Honda GXV160

  • Drive Type: Hi-Speed shaft drive

  • Roller: Full-width split steel rear roller

  • Cutting Heights: 13mm–59mm (7 stages)

  • Grass Bag: 75L high-airflow fabric collector

  • Deck: Professional-grade aluminium with reinforced liner

  • Extras: Blade Brake Clutch, protection bar, strengthened handlebars


Why Choose the Cobra RM53SPH-PRO?

This mower is built for professionals who need maximum durability, reliability and performance. With premium Honda power, shaft drive, a reinforced chassis and professional-grade components, it excels in demanding commercial environments and produces an immaculate striped finish every time.

Specification:
› Engine: Honda GXV160
› Drive Type: Self Propelled
› Cutting Width: 53cm / 21″
› Cutting Height: 13 – 59mm 7 Stage Adjustment
› Grass Bag Capacity: 75ltr
› Blade Brake Clutch / Weight: 64kg
› Professional Warranty: 2 Years
› Speed: 1 (m/s)

Delivery

Most products are kept in stock, and we aim to deliver your order within 1- 2 working days. If the item is out of stock, we will keep you informed of any major delays. 
MowShop shall not be held liable for any delays in delivering goods, nor shall they be held liable for delays caused to customers work commitments due to your order not arriving on time. 
MowShop shall not be liable to customers for charges for hire of alternate machinery or labour. MowShop will not be liable for compensation of any kind due to late delivery of machinery or failure of machinery or damage to property from delivery. 
Delivery of products is usually 1-2 days from receipt of order and clearance of payment. Delivery of tractors is usually 3 – 7 working days after receipt of order. 
Products will be despatched to your preferred address directly from our distributors. A detailed receipt, together with a copy of the credit card payment receipt, will be posted separately to you. 

Cancellation Rights: Returns & Refunds after delivery

In accordance with existing UK Distance Selling Regulations and the SafeBuy Web Trader Code you have the right to cancel your order within 14 days of receiving your goods if you wish to return the items.  
To be eligible for a return, ensure that the goods remain unused and are retained in their original packaging and are in the same condition that you received it. It must also be in the original packaging. 
You must contact us before returning an item on 0345 222 1538, failure to do so may result in us being unable to action the refund process. We take no responsibility for items that are returned without prior contact or without authorisation from ourselves. 
You must return your products within 30 days of delivery at your own cost and risk. Returns should be sent to MOWSHOP, Allscott, Telford, Shropshire, TF6 5ED We will refund the price you paid for such goods within 30 days of the date of receiving the returned items, provided that the goods are returned by you and received by us in the condition they were in when delivered to you.  
Items returned without prior agreement will be refused and returned to sender resulting in you being liable for an extra charge from the couriers. If MowShop arranges to collect your items the cost to the buyer would be £36. This amount will be deducted from any refundable amount. 
If the returned item has been USED or isn’t in its ORIGINAL PACKAGING devaluing the goods resulting in handling them beyond what is necessary to establish the nature, characteristics or functioning of the goods we will deduct a reasonable amount from the refund, up to the contract price to cover us being unable to resell the item for its full value. 
We advise you take photos of the item and packaging before returning as a record of its condition, in the event of any damage acquired by the couriers when in transit. Please ensure there is no petrol or oil in the products and any batteries are disconnected before returning the items. Do not send your purchase back to the manufacturer. We will require a receipt or proof of purchase. The item must be boxed and package correctly as advised by the courier, a courier will refuse to collect the item if it is not properly boxed and we will charge for failed collections.  
The product remains yours until successfully received and signed for by a member of Mowshop.  

About Cobra

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.

Cobra Garden products are available across the UK, throughout our network of approved specialist dealers. Cobra Garden approved dealers have the knowledge and experience to help you purchase the correct Cobra Garden product for your requirements. The dealers will also provide expert after-sales assistance when your Cobra Garden product requires servicing.

Cobra Garden’s philosophy is to remain true to their trusted values of Innovation, Quality, Reliability, Value and Customer Service. Cobra Garden work hard to ensure that we offer products and services that continue to be relevant to our customers.

Warranty

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