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Can I Change My Car Wheels From 16 Inch to 18 or 20 Inch?

     A Complete Guide to Legality, Safety, Tyres, Fitment and Getting It Right Changing the wheels on a car is one of the most popular modifications people make. A larger set of alloy wheels can completely transform the appearance of a vehicle. A car that looks ordinary on standard 16-inch wheels can look much more aggressive and sporty with 18, 19 or even 20-inch alloys. But what happens if your car currently has 16-inch wheels and you want to fit 18 or 20-inch wheels? Follow Car Guru DIY Blog Is it legal? Will the car still pass its MOT? Will the larger wheels damage the suspension? Will the tyres rub against the arches? Will your speedometer become inaccurate? And perhaps most importantly:  how do you make sure the modification is actually safe? The short answer is that increasing wheel diameter from 16 inches to 20 inches can be possible, but you cannot assume that any 20-inch wheel will fit simply because the bolt pattern looks correct. The wheel, tyre, suspensi...

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SUVs in Cities: Do They Belong on Britain’s Crowded Streets?

SUVs in Cities: Do They Belong on Britain’s Crowded Streets?

Walk down almost any UK high street today and you’ll notice something striking: cars have grown. Taller bonnets. Wider bodies. Chunkier tyres. The rise of the SUV – once a niche vehicle for farmers and off-road adventurers has quietly reshaped our cities. From Chelsea to Cardiff, Leeds to Luton, vehicles designed to conquer muddy tracks now idle outside schools and squeeze into Victorian streets.

But as congestion worsens, air quality remains a public health concern, and councils scramble to meet climate targets, a provocative question is becoming impossible to ignore:

Do oversized SUVs belong in crowded cities – or should they be restricted or taxed heavily?

Oversize SUV

This debate isn’t just about cars. It’s about safety, fairness, climate responsibility, and what kind of cities we want to live in.


How Did SUVs Take Over Our Cities?

SUVs sell a promise. Elevated driving position. A sense of safety. Space for kids, shopping, dogs, buggies, bikes – and a lifestyle many of us aspire to, even if we rarely leave the M25.

Manufacturers love them because they’re profitable. Drivers love them because they feel secure. And despite growing environmental awareness, SUV sales in the UK have continued to rise, even as smaller hatchbacks disappear from showrooms.

The irony? Most urban SUVs never go off-road, rarely carry more than one passenger, and spend much of their life stuck in traffic.


The Space Problem: Big Cars, Small Streets

British cities were not designed for vehicles the size of modern SUVs.

Many streets date back hundreds of years. Parking bays are tight. Pavements are narrow. When oversized cars dominate these spaces, the result is obvious:

  • Pavements blocked by overhanging bonnets
  • Narrowed roads that slow buses and emergency vehicles
  • Reduced visibility for pedestrians and cyclists

In neighbourhoods already struggling with congestion, bigger vehicles make everything worse. One SUV may not seem like a problem – but millions of them absolutely are.


Safety: Are SUVs Really Safer?

SUVs feel safer from the driver’s seat. But safety isn’t just about the person inside the car.

Studies have shown that larger, taller vehicles cause more severe injuries when they hit pedestrians or cyclists. Higher bonnets strike vital organs instead of legs. Wider fronts reduce visibility of children and vulnerable road users. Longer braking distances increase collision risks in stop-start city traffic.

So while SUVs may protect their occupants better in some crashes, they often do so at the expense of everyone else.

Is that a trade-off our cities should accept?


Emissions, Weight and the Climate Reality

Yes, many SUVs are now hybrid or electric. But size still matters.

Heavier vehicles:

  • Use more energy
  • Create more tyre and brake pollution (a growing issue for air quality)
  • Cause more road wear

Even electric SUVs demand larger batteries, which require more raw materials and energy to produce. In dense urban environments, where journeys are short and speeds low, these vehicles are fundamentally inefficient.

If we are serious about climate goals, should cities encourage cars that consume more resources simply because they’re fashionable?


Fairness: Who Pays the Price?

There’s a growing sense that the downsides of SUVs are shared unfairly.

  • Pedestrians and cyclists face greater danger
  • Residents lose street space
  • Taxpayers fund road repairs
  • Children breathe dirtier air

Meanwhile, the benefits – comfort, height, status – go almost entirely to the driver.

This has led to calls for higher taxes, size-based parking charges, or city restrictions on oversized vehicles. Supporters argue it’s not about punishment, but about fairness: if a vehicle imposes greater costs on society, should it not pay more?


The Counterargument: Freedom and Choice

Of course, many drivers push back hard.

They argue:

  • Families need space
  • People have the right to choose their vehicle
  • Modern SUVs meet safety and emissions standards
  • Restrictions unfairly target parents and older drivers

And they have a point. Blanket bans feel heavy-handed. Not every SUV owner is irresponsible. For some, these vehicles genuinely meet mobility needs.

The challenge is finding a balance between personal freedom and collective impact.


Should Cities Act?

Some cities already are.

London’s ULEZ has reshaped car choices. Paris has introduced higher parking fees for large SUVs. Other European cities are experimenting with size- or weight-based charges.

The UK is watching closely.

Possible options include:

  • Higher parking charges for oversized vehicles
  • Weight-based road taxes
  • Restrictions in the most congested areas
  • Incentives for genuinely smaller, lighter cars

The question isn’t whether change is coming – but how bold we’re willing to be.


The Bigger Question: What Are Cities For?

This debate goes beyond SUVs.

It forces us to ask:

  • Should cities prioritise people or vehicles?
  • How much space should one person’s car occupy?
  • Are we designing cities around convenience, or quality of life?

Urban areas thrive when streets are safer, quieter, cleaner and more human. Every policy decision either moves us closer to that vision – or further away.


Over to You

So now it’s your turn.

  • Should oversized SUVs face higher taxes in cities?
  • Are restrictions reasonable, or an attack on personal choice?
  • Would you support size-based parking or road charges?
  • Or do you think this debate is exaggerated and unfair?

Scroll down and leave a comment.
Because whether you drive an SUV, a small car, a bike or walk everywhere this issue affects us all.

And the future shape of our cities may depend on what we decide next.

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