Sennheiser · Official replacement (OEM)

HZP Earpads / PXC 550 Earpads, 1 pair

Verified as compatible with 1 headphone model.

Verified compatible headphones

assets.sennheiser.com Tier A · Official manual
The original PXC 550 manual describes detaching the pads from the ear-cup hooks and fitting the new pad’s plastic base into those hooks.
global.sennheiser-hearing.com Tier A · Manufacturer
Sennheiser’s PXC 550 compatibility collection lists PXC 550 Earpads, 1 pair, Black.