In today’s video, Bill from QA1 teaches us how to determine which spring rate we should choose when buying coil springs.

It varies by vehicle, and often varies between the front and rear of the vehicle as the force being applied to those springs is different depending on which type of suspension is on your vehicle.

Learn how to calculate the optimum spring rate for your vehicle as well as how stiffer or softer springs affect performance in various driving conditions.

Check it out.