1980-1986 GM C Series 2WD Power Steering Gear Box (ZSG7522)Description The USA Standard Gear ZSG7522 is a high performance, 100% new power steering gear box designed to eliminate the "vague" and imprecise steering feel common in aging GM trucks. Engineered as a direct replacement for original equipment units, this gear box addresses critical failure points such as internal seal leaks, grinding noises, and steering wheel play. By utilizing all new housings and internal components rather than refurbished parts,