Ball Joints

Supporting car life around the world
Somic Ishikawa's flagship products

Somic Ishikawa's major product is the ball joint. Ball joints are safety related critical parts in a spherical shape and are used in joint sections of the vehicle. Broadly they are divided into two types, namely steering and suspension. Steering system ball joints are essential for transmitting steering operations onto automobile's tires. Steering Ball joints support the vehicle's turning function out of three basic functions with the vehicle, namely driving, turning, and stopping. Suspension system ball joints help tires to maintain proper direction and to increase the vehicle stability while driving, contributing significantly to realize today's safe and comfortable driving.

Defining ball joints in one particular way is difficult. Required features greatly vary depending on the car manufacturer and car model. Ball joints must meet precise needs and priorities of the client, such as stability levels, load bearing capacities, high rigidity, low costs, etc. Somic Ishikawa is highly valued by car manufacturers for strong technological and developmental capabilities relating to these needs and priorities. Somic is proud of the current top market position in a Japanese market. We have also made great strides in expanding our global share, and are reaching our goal of calling ourselves the world's top ball joint maker.

Here are some of Somic Ishikawa's ball joint related products.

Steering System Ball Joints

Tie-Rod Ends

Tie-rod end moves in accordance by the up-down movements of tires and transmits steering operations it receives from the steering side (rack end) to the tire side (knuckle end).

Rack Ends

A rack end moves in accordance by the up-down movements of tires and transmits steering operations it receives from the steering side (rack and pinion gear box) to the tire side (tie-rod end).

Suspension System Ball Joints

Suspension Ball Joints

Suspension Ball joints link the tire side (knuckle) to the body side (suspension arm), and maintain the tires always in the ideal position.

Stabilizer Link Ball Joints

Stabilizer Ball joints link the tire side (suspension arm) to the body side (stabilizer) and move up and down by tires keeping the vehicle in level position better.

Rear Suspension Arm and Ball Bush

Rear Suspension Arm
It serves the same purpose as the suspension arm but is used on the rear wheels.

Ball Bush
It serves the same purpose as ball joints but is used in the rear section.

Other Products

Shackles
U-bolts