Dorman 594-480 New Harmonic Balancer on 2040-parts.com

Mercedes GLA crossover (2013) at Frankfurt motor show

This is the new Mercedes GLA crossover, an A-class in combat trousers and hiking boots. Previewed by the Concept GLA displayed at Frankfurt earlier in 2013, the production GLA is available with two- or four-wheel drive, manual or twin-clutch transmissions, and a range of four-cylinder petrol and diesel engines shared with the A-class hatch. Mercedes GLA: the styling In principle, the GLA is an A-class on stilts, and in the metal, that’s exactly what it looks like.

Ferrari F12 TRS revealed – but you can’t buy it

The one-off Ferrari F12 TRS When your pockets are deep enough, the special operation divisions of the world’s luxury and supercar makers are your playground. And one Ferrari client has spent a repute £2.5 million to create a one-off F12 – the Ferrari F12 TRS – twice the price of LaFerrari. Still obviously a Ferrari F12, the F12 TRS gets a pretty dramatic makeover, inspired by the 1967 Ferrari 250 Testa Rossa, from Ferrari Special Projects, design chief Flavio Manzoni and the Ferrari Style Centre.

Win two signed Jenson Button mini crash helmets!

CAR has teamed up with McLaren sponsor Santander to bring you the chance to win one of these ace souvenirs – plus loads more prize opportunities including tickets to next year's British Grand Prix. To win one of the helmets simply answer this question: In which year was Jenson Button crowned F1 World Champion? Click here to enter For more great prizes – including signed merchandise from Lewis and Jenson, VIP tours of McLaren's HQ and 2012 weekend GP tickets  – click on the link below and check out the Competitions tab on Lewis and Jenson's Facebook page.