NHK Spring Co., Ltd. and its group companies offer Endura-Tech products.

NHK Spring is the world’s largest manufacturer of springs.

NHK Spring’s diversified technology based products include suspension springs and can be found in automobiles ranging from passenger cars to Formula One racing cars.

NHK Spring also produces precision springs for electronics components such as hard disk drive read/write head suspension springs.

Since the introduction of Endura-Tech brand products, our suspension coil springs, valve springs, retainers, piston pins, shock absorbers and sway bars have come to be used by engineers from some of the top motorsport teams in the world.