[Vehicle Fitment]: Compatible with Ford Crown Victoria 2003-2011 (Exc. Fleet and LX Sport; w/ Taxi Package); Compatible with Mercury Marauder 2003-2004 --- Requires Mount kit SM526 [Installation Position]: Rear Left and Right (Driver and Passenger Side) [Specifications]: ①Type: Gas; ②System: Double Pipe; ③Extended Length (IN): 19.88; ④Compressed Length (IN): 12.99; ⑤Stroke (IN): 6.89; ⑥Quantity Sold: A Set of Two Pieces [Reference Number]: 555603, 551603, 550055 [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted suspension shock strut assembly; We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind A-premium Shock Absorber Assemblies are an ideal choice to replace your broken Shock Absorber Assemblies. All Shock Absorber Assemblies meet or exceed OEM specifications. Due to high manufacturing standard, it will come with one year quality guarantee.

Compatible with Ford Models:
Crown Victoria 2003-2011 Use With Mount kit SM526
Crown Victoria 2005-2009 With Taxi Package; Requires mount kit SM526
Crown Victoria 2003-2004 With Taxi Package; Use With Mount kit SM526
Crown Victoria 2010-2011 With Taxi Package; Use With Mount kit SM526

Compatible with Mercury Models:
Marauder 2003-2004 Requires Mount kit SM526

Product Specifications:
Color: Black

OEM Number: 555603, 551603, 550055
Location: Rear Left and Right (Driver and Passenger Side)
Quantity Sold: A Set of Two Pieces