Compatibility Info - fit for Ford Crown Victoria 2003-2005 applicable through 02/23/2005, fit for Lincoln Town Car 2003-2005 applicable through 02/23/2005, fit Mercury Grand Marquis 2003-2005 applicable through 02/23/2005, fit Mercury Marauder 2003-2004 Hub Specifications - Position: Front, Lugs: 5 Bolts, ABS Type: Sensor Wire, Flange Type: 4 Bolt Rectangular. Reference Part Number: 3W132B663BA, 3W132B663BB, 3W1Z1104AA, 3W1Z1104BA, 5W132B663BA, 5W1Z1104B, 513196, 29513196, WA513196 Stable Performance - Precise roll-form design of Nhsmgt's wheel bearings ensures consistent and optimal factory-installed preload to minimize excessive noise and wear Preferred Steel - The raw material selection for all Nhsmgt bearings follows OE standards strictly. The selected high-quality steel has low impurity content, high hardness, wear resistance and fatigue resistance Comprehensive Testing - 1. Measure the size of the bearing to ensure compliance with design requirements, 2. Test the rotational resistance of the bearing to ensure smoothness, 3. Balance detection: Ensure the dynamic balance of the bearings, and so on Note - In order to improve product quality, Nhsmgt has optimized the product packaging. During the transition period, the products you purchase may be send in the new or old packaging Reference Part Number: 3W132B663BA, 3W132B663BB, 3W1Z1104AA, 3W1Z1104BA, 5W132B663BA, 5W1Z1104B, 513196, 29513196, WA513196