How do I find the right wiper blades for my car?

Ad disclosure: This post contains affiliate links to Wiperblades.co.uk. I use them myself, and Petrolblog may earn a small commission if you buy through these links. As ever, mildly damp opinions remain my own.

Why buying wiper blades is more annoying than it should be

Whenever I buy a new-to-me car, I go through the same ritual. Before I’ve fully decided whether it’s a keeper, a liability or merely another chapter in a long-running story of questionable decisions, I start replacing the boring bits.

Tyres, if they’re ancient or awful. Mats, if they look like they’ve absorbed 17 winters and half a Happy Meal. Number plates, if they’re cloudy, cracked or not period-correct. And wiper blades, because experience tells me that a lot of people check them about as often as they check their tyre pressures.

Wipers aren’t exciting; nobody has ever walked across a show field and said, ‘Lovely pair of flat blades on that.’ But good ones are one of those tiny upgrades that make an old car feel immediately better.

Driving with a clear windscreen in the rain is an added bonus, as is getting rid of that oh-so-annoying sound of a worn-out blade dragging its sorry arse over the glass. It’s like a parishioner dragging a chair across the wooden floor of a village hall at the end of a heated meeting about moving the bench from beside the duck pond to the cricket pitch.

Can I find wiper blades using my number plate?

Yes. Wiperblades.co.uk lets you enter your registration number to find the correct blades for your car. It’s the easiest option if you don’t know your blade lengths, your fitting type, or whether your car is being awkward because it was engineered during a long lunch. This is the home of French tat, after all.

What size wiper blades does my car need?

It depends on the car, and often the driver/passenger side lengths differ. Use the reg tool rather than guessing.

And don’t rely on the length of the blades already fitted to your new-to-you car. I’ve bought cars where the blades have been too short, so they don’t clear enough of the glass, and others where they’ve been too long, so they scrape the A-pillar or the top of the windscreen. Which is annoying, obviously, but also a tiny insight into the life of the previous owner. A person who either didn’t notice, didn’t care or had decided that visibility was more of a guideline than a requirement.

Are front and rear wiper blades different?

Yes. But before you check out the car’s derrière, take a look at the wiper blades on the front. The chances are they’re different sizes, which is handy to know when it comes to fitting them. Many cars use one length on the driver’s side and another on the passenger side, because apparently even wiper blades need to keep us on our toes.

The rear wiper blade is likely to be considerably smaller than those on the front. And we’re talking Lilliputian in comparison with the giants sweeping the windscreen. Have you ever seen the rear wiper blade on a Citroën DS5 or the current Renault Espace? You’ll need a magnifying glass and access to the original design drawings.

This is another reason why using a registration lookup tool makes sense. Front, rear, driver’s side, passenger’s side – it should show you what fits where, rather than leaving you to make an educated guess based on vibes, a tape measure and the blade that happened to be on the car when you bought it.

When should I replace my wiper blades?

Honestly, there will be signs. And don’t rely on a warning light on the dashboard to tell you when the blades are past their use-by date. In a world of digital tech, the windscreen wiper is defiantly analogue, so it comes down to common sense and observation.

Do they pass the sight test? If the blade has consciously uncoupled from the arm, it’s time to invest in a new one. If it squeaks or judders when in use, time’s up. And if it fails to deliver on its sole promise, i.e. to clear rain from the windscreen, it’s time to fire up the wiper blade finder tool.

And if you’re replacing one of the front wiper blades, it often makes sense to do the other one at the same time. Wiperblades.co.uk offers free delivery when ordering two or more blades. Sorry, Brucie, you do get something for a pair in this game.

What happens if I buy the wrong wiper blades?

In theory, you send them back and try again. In practice, they sit in the garage for seven years next to a pollen filter for a car you no longer own, two bottles of screenwash and a Halfords socket set with the 10mm missing.

Which is another reason to use the registration lookup tool in the first place. Get the right blades, fit them, enjoy being able to see, and move on with your life.

If your wipers are smearing, squeaking, juddering or doing their best village-hall-chair impression, this is the easy bit. Enter your registration number below and Wiperblades.co.uk will show you the blades designed to fit your car.

A small job, but a satisfying one

Replacing wiper blades won’t transform a tired old car into a concours winner, but it will make the car nicer to use, especially in Britain, where rain is less a weather event and more a lifestyle choice forced upon us by geography. New blades are cheap and useful, which puts them right up there with fresh mats, period-correct number plates and tyres that weren’t last fashionable when people still bought Daewoos new.

If your wipers are smearing, squeaking, juddering or doing their best village-hall-chair impression, stick your registration number into the Wiperblades.co.uk finder and let it do the annoying bit for you.

Main image © Thibault Valjevac/Unsplash, via Newspress