The Toyota 04221-20401-71 Aisan diaphragm repair kit is suitable for use in a Toyota forklift with an Aisan style regulator. The kit includes the components needed to refurbish the regulator. Tools for installation are sold separately.
Toyota manufactures vehicles and parts for consumer, commercial, and industrial applications. The company, founded in 1937, is headquartered in Toyota City, Aichi, Japan.