Engineered for high-limit protection

Engineered with high-grade alloys to provide superior corrosion resistance and structural integrity in demanding HVACR environments

For LP applications

Leaks at the front header gasket often indicate a clogged heat exchanger

For technicians servicing Lennox

York S1-028-10564-700 Blower Pulley Els PW 17895 Engineered for high-limit protectionEnsure precise mechanical drive performance with the York S1 028 10564 700 Blower Pulley. This 1 groove fixed sheave is specifically engineered for high demand HVACR applications, featuring a dedicated 1 inch bore to allow for a secure, interference fit installation on standard blower motor shafts. Constructed from industrial grade cast iron (BK80), it provides the rigidity necessary to maintain proper HVAC belt tension and mitigate energy loss due to