AISCO is a specialty supplier of universal joints for industrial, on & off-highway, and transportation applications. We service u-joints from major manufacturers; GWB, Spicer, & Twin Disc. GWB: Dana Spicer, Rockford Powertrain: Twin Disc Services Offered: Driveshaft (drive shaft) repair, driveshafts (new), universal joints, general machining, and engineered solutions for application problems