WEARING THIN

My 2016 BMW X1 xDrive25i has only two roadworthy tyres of the four after just 40,000km of mainly highway driving. I rang a tyre dealership and was told most BMWs do this — they had seen some tyres needing replacement at just 11,000km. The BMW service consultant said 40,000km tyre wear is normal — and also that I’d need to replace the brake pads and discs soon too. My 2012 Mazda