See also:

Run-flat tires
The symbol identifying run-flat tires is a circle with the letters RSC on the sidewall. Run-flat tires comprise a conditionally self-supporting tire and a special rim. The reinforcement in the ...

Ride & Handling
One of my lasting memories of the prior-generation X3 was its extremely firm ride, which led to a choppy driving experience on rough roads. It was disappointing, to say the least, because BMWs oft ...

General information
Danger of burns from hot engine Do not open the cooling system while the engine is hot; otherwise, escaping coolant may cause burns. Suitable additives Only use suitable additives; otherwise, ...