When You Need A Caravan Tow Bar
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- Posted date:
- 23-02-2022

Have you been asking: when do I need a caravan tow bar? This article looks at how to choose and fit a tow bar. We also discuss things to consider when buying a tow bar.
What Is A Caravan Towbar?
Essentially, a towbar is a piece of ironwork forming a connection between other vehicles, such as caravans and trailers or accessories and equipment, onto your current car or tow vehicle.
It is a 50mm iron ball that one fixes onto a towing vehicle so that you may travel with it. Towbar manufacturers pay great attention to detail when curating these tools to be suitable for towing caravans, trailers, older cars, commercial vehicles and bike carriers.
Types Of Caravan Towbar
Flange Towbars
Fixed
Fixed flange towbars are often far cheaper than various other styles; however, they tend not to look as sleek and attractive.
Newly acquired cars have a protrusion that sticks out, making them undisguisable to other drivers on the road.
The fixed flange is an excellent towbar for fitting cycle carriers or bike racks between the ball and flange.
Flange Towbars
Detachable
You can skillfully remove your tow ball when utilising a detachable flange towbar when it is not in use, which will reduce the appearance of your towbar sticking out.
The detachable flange is talented at not triggering any reversing or parking sensors when you are not in motion.
It also lets drivers fit numerous couplings and accessories for various trips and scenarios.
Swan Neck Towbars
Fixed
Fixed swan necks have a relatively graceful curve that allows them to appear discreet compared to other types as there is less ironwork on display.
You have the advantage of a neck that sweeps up underneath the rear bumper to hide the structure.
Swan Neck Towbars
Detachable
The most significant benefit of a detachable swan neck is that when you aren't towing another vehicle, your car will appear as though there is nothing fitted onto it.
Its most considerable disadvantage is that it is far more expensive than any standard flange towbar type.
Vertical Or Horizontal Towbars
Detachable
For this form of towbar, the tow ball neck is directly inserted into the towbar receptor, and the horizontal is fitted into the side.
Towing Weight And Width Limits
Many cars worldwide tend to have a towed maximum weight and towing height that they can withstand. If you're struggling, you may find this weight listed in the car manufacturers handbook or your towbars specification sheet.
On the other hand, you may be able to discover your vehicle's gross train weight as it is often listed on your VIN (vehicles identification) number plate on your car.
Such is typically underneath the bonnet of your vehicle, or you can find it inside the driver's door.
For those who may be unsure, the weight of your fully-loaded car and trailer together is known as the gross train weight.
You must ensure that the gross train weight does not exceed the stated limits.
Suppose your VIN plate does not list any specific train weight; this means you mustn't attempt to use the said vehicle for any towing activities or long journeys.
You'll discover that the maximum width for most vehicles towing a trailer is 2.55 metres, whereas the maximum length is 7 metres for a vehicle weighing around 3,500kg.

How To Choose And Fit A Towbar
There are three main towbar types, and each is utilised for different scenarios and requirements. These three are fixed flange ball towbars, detachable swan necks and fixed swan necks. It is essential to consider a few factors before picking the right towbar for you:
Fitting
After taking the time to consider a wide range of options, including the weight of the towbar, the additional weight and the tasks or vehicles you need it for, you want to make yourself aware of all of the necessary legal requirements:

Things To Consider When Buying A Towbar
Types Of Towbar
There are three primary types of towbars available in the UK:
Flange
Towbar
A flange is essential a tow ball that is bolted to your towbar at all times. It is one of the most popular and affordable towbars you can find in the UK.
Detachable
Towbar
This type, much like the name implies, can detach completely from your vehicle when you aren't using it. The neck part locks into place on multiple towbar models when in use.
Swan Neck
Towbar
Swan necks are much like the flange plate type as they must be attached to your vehicle at all times. However, the neck is more like a detachable system, providing a better appearance. They are common across continental Europe, and in the UK, they are only growing in popularity after being introduced by Westfalia.

Types Of Towbar Wiring
There are various types of towbar wiring and electrics, including single and twin electrics, that you may require depending on your desired use:
7 Pin Towbar
Electrics
7 pin towbar electrics are most suitable for any towing activity. Such functions provide you with a wide range of requirements for legal towing on UK roads, such as boat and camping tows, cycle carriers, trailers, and horseboxes.
Twin
Electrics
Twin electrics have excellent auxiliary sockets perfect for caravanning trips; it includes battery power and fridge feeds.
13 Pin
Electrics
13 pin electrics. All brand-new caravans and motorhomes have a 13 pin plug, and there is a wide range of cycle carriers that require 13 pin towbar electrics.
How To Fit A Towbar
Tow bar fittings can widely vary depending on the vehicle in your possession. Plenty of tow bars on the UK market is relatively straightforward to fit and often require no cutting or drilling of the bumper.
Fitting a towbar onto modern cars will be an easy job for those competent at DIY tasks.
However, most of the difficulty comes when using the dedicated wiring kits. When fitting your towbar correctly, it may be best to remove some interior panels from your vehicle and cut them into the car wiring diagram. Ensure you join the towbar wiring harness.
Fitting Your Towbar
Fitting a towbar onto modern cars will be an easy job for those competent at DIY tasks.
However, most of the difficulty comes when using the dedicated wiring kits. When fitting your towbar correctly, it may be best to remove some interior panels from your vehicle and cut them into the car wiring diagram. Ensure you join the towbar wiring harness.
If you feel uncomfortable with such DIY projects and lack experience in wiring your towbar, it is wise to pay a professional towbar fitter to do the job for you.
Most towbar fitting companies can provide customers with a high-quality fitting service at their workshop or depot.
Maintaining Your Towbar
Maintenance of your towing equipment should be essential; most professionals use wire wool to prep the metal.
It helps prevent scratching whilst cleaning and ridding any harsh materials or debris from the metal to ensure it can hitch adequately.
If you need to tow a caravan or other trailer, you'll need a towbar. We can help with any and all enquires regarding towbars, so don't hesitate to contact MotorHome Towbars today.