ACDelco is an American automotive parts brand owned by General Motors (GM). Factory parts for vehicles manufactured by GM are consolidated under the ACDelco brand, which also offers aftermarket parts for non-GM vehicles. Over its long history it has been known by various names such as United Motors Corporation, United Motors Service, and United Delco. It merged with AC Spark Plug in 1974 and became known as AC-Delco.
Castrol is a British global brand of industrial and automotive lubricants offering a wide range of oils, greases and similar products for most lubrication applications.
The Wakefield Oil Company was founded by Charles Cheers Wakefield in 1899. The brand "Castrol" originated after researchers added castor oil to their lubricant formulations. In 1966, Castrol was acquired by Scottish company Burmah Oil, which was renamed Burmah-Castrol. Burmah-Castrol was purchased by London-based multinational BP in 2000.
Kayaba Industry Co., Ltd. (known also by its popular name KYB Corporation) is a Japanese, Tokyo-based automotive company.
The company's main products include shock absorbers, air suspensions, power steering systems, hydraulic pumps, motors, cylinders, and valves. It is one of the worlds largest shock absorber manufacturer and it also has the largest market share of concrete mixer trucks in Japan with 85% of the market.