My Grand Marquis is having a good ride now. I would recommend replacing the original equipment upper ball joints after about 100,000 miles or when the seals look worn. The older they get, the harder it is to separate them from the spindle. They install fairly easily and are well built.
MICHELIN Energy XM2+ 175/70 R13 82T summer
29 Review
MICHELIN Energy XM2+ 205/65 R15 94V Summer
35 Review
MICHELIN Energy XM2+ 185/65 R15 88H summer
29 Review
1.5 Inch Leveling Lift Kit Compatible With 2004-2022 F150,Leveling Lift Kit Fit For 2004-2022 F150 2WD 4WD Forged Front Strut Spacers Raise The Front Of Your F150 By 1.5
13 Review