A-25580-P-AI Cone, Tapered Roller BearingOne New Aftermarket Replacement Cone, Tapered Roller Bearing Industry Standard 25580 This tapered roller bearing cone (inner ring assembly) is an industry standard 25580 series bearing used across agricultural equipment, trailers, construction machinery, and automotive axle applications. It handles both radial and axial (thrust) loads and is typically mounted in opposing pairs on a shaft or spindle. The matching cup (outer race) is 25520, sold