Ford Focus 2008-2014 Wheel ABS Sensor BP4K-43-711B Precision Replacement 3M5T2B372BA

This replacement matches OEM standards in material and process; strengthened nylon injection-molded housing; internal coil wiring density matches OEM; salt spray tested for 300 hours with stable corrosion resistance. OEM number BP4K-43-711B; compatible with OEM 3M5T2B372BA; fits Ford Focus 2008–2014 and M3 models. Function: magnetic induction transmits wheel speed signal in real-time to ensure ABS/ESP engagement on wet or during hard braking. Replacement difficulty medium; requires removing wheel hub and brake caliper; clean iron debris from old sensor holes to avoid faults due to clearance gaps.