One lower ball joint for 2000 Mercury Grand Marquis New but open box!! See pictures for all the details Please do your research and make sure this is what you want/need!!!! Number in the listing title is for my use only! It does not depict a number of items!! Will be listing a ton of Ford parts over the next couple of months so be sure to keep checking back!! Save me as a seller!!! I ship daily! Please ask questions BEFORE bidding/buying and thanks for looking.