Maintenance & tyres
Service intervals, tyre sizes, fluid capacities and the wear thresholds worth checking. 3 tools, including Tire Pressure Temperature Guide, Tire Size Calculator and Tire Tread Wear Calculator. All free, with no account and nothing to install.
Tire Pressure Temperature GuideAdjust cold tire pressure for a change in ambient temperature using the ideal-gas law.Tire Size CalculatorDecode a tire code like 205/55 R16 into overall diameter, circumference and revolutions per kilometre.Tire Tread Wear CalculatorEstimate your tyre wear rate from two tread measurements or a known rate, then the distance and months left before the 2/32 in (1.6 mm) legal limit.