Today a lot of street-legal vehicles and off-road rigs run modern coil spring suspensions. Coil springs in their various formats have a number of advantages over traditional leaf springs and torsion ...

Automotive design has come a long way since Karl Benz designed the Patent Motorwagen in the late 1800s, and Henry Ford brought the T-4 powered Model T to the masses in 1908. Those early cars were ...

NOWHERE I'm afraid. When you modify a vehicle by fitting aftermarket springs you are deviating from the manufacturer's specification and taking responsibility for that modification yourself. You ...