Braking system for vehicles, in particular lorries

A braking system for vehicles, in particular lorries, is provided, having a dual circuit service brake which comprises a front axle brake circuit and a rear axle brake circuit. The rear axle brake circuit (34,36,38,40) is connected to the front axle brake cylinders (18,20) via a branch line (48) in which there is disposed a pressure-limiting valve (50).