Steeldraulics Products Inc.

Steeldraulics Products Inc. (SPI) was an American fire apparatus manufacturer located in Shafferstown and Lancaster, Pennsylvania. Formed in 1980, Steeldraulics originally made aerial ladder assemblies for Grumman Emergency Products in Shafferstown. The company moved to Lancaster in 1983, where it build a few rigs for the San Francisco Fire Department. Operations ceased in 1987.