Will fitting smaller wheels to my car improve ride quality?

I have a Mercedes-Benz ML-Class, with Airmatic suspension. The car is on 21-inch wheels at the moment. Would it make a big difference to the ride if I fitted 19-inch wheels?

What all weather tyres do you recommend?

My daughter has a Volkswagen Polo S 1.2. We're in a rural location and I organise a winter tyre swap for my elder daughter. I wondered whether the Polo could run on all weather tyres instead. Is this feasible?...

I'm driving through Croatia next April - will it affect my insurance if I don't use winter tyres?

I plan to drive through Europe to Montenegro in mid April next year. I have winter tyres for my car and intended to remove them before my trip. I am not making the return trip until June. Croatia, which...

Will fitting V rated tyres, for speeds up to 140mph, affect my insurance?

My Mercedes-Benz CLK 220 CDI is supposed to have W rated tyres, which are for speeds up to 150mph. A national tyre group has advised me I can quite safely use V rated (140mph). As I might do 90mph max...

What alloy wheel cleaning products do you recommend?

I've recently bought a Volkswagen Golf GTE, but the wheels seem to have a mark embedded into the metal itself. Are there any cleaning agents you recommend?

Why is my new Honda Jazz so uncomfortable in the back?

Why is my new Honda Jazz EX CVT not remotely like the car you reviewed on your website? The ride in the back is atrocious.

What's the cheapest way to source a spare wheel?

My Jaguar XF doesn't have a spare wheel. I would like to buy a 'get you home spare wheel' and jack to go with it. I'm having problems finding one at the right price. Any suggestions, please?

We are having tracking problems with our Mercedes V-Class - have you come across this?

We operate a new Mercedes-Benz V-Class Sport seven seat bus but we are having serious issues with the front tracking and tyres. Mercedes-Benz have re-tracked it at £250, but still we have the fronts shouldering...

Can you recommend any alloy protector products for my low profile tyres?

I have Diamond Cut wheels on my Skoda Superb Estate. Can you please offer some damage protection advice? I realise the best advice is to drive properly and not kerb wheels, but with low profile tyres it...

My nearest service station is 15 minutes away - how do I check my tyres when they're cold?

I live in a country village and my nearest service station is about 15 minutes drive away. I find it almost impossible to check my tyre pressure when the tyres are cold (which is what I have been recommended)....