WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
SPECIAL TOOL REFERENCE
Courtesy of FORD MOTOR CO.
Compressor, Center Support Piston Spring 307-630
Courtesy of FORD MOTOR CO.
Seal Protector, Low Reverse Piston 307-628 (includes 307-628/1 and 307-628/2)
Courtesy of FORD MOTOR CO.
Seal Protector, Low Reverse/1-2-3-4 Piston 307-629