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The Gates alternator decoupler pulley for 2000–2011 Mercury Grand Marquis with the 4.6L V8 is a replacement decoupler intended to restore smooth alternator drive and reduce accessory‑drive vibration. Specified for the Grand Marquis applications listed, this pulley is used when the factory decoupler exhibits wear or noise and a like‑for‑like replacement is needed to return the belt system to proper operation.
Gates 00-11 Mercury Grand Marquis V-8 4.6L Alt. Decoupler Pulley Decoupler Pulley
