This is a brand new, factory-sealed Genuine GM OE Rear ABS Wheel Speed Sensor with the part number 13470643. It is designed to fit on the rear of your vehicle and is made by GM, a well-known manufacturer of automotive parts. This sensor is an essential component for your vehicle's braking system and will help ensure safe and reliable braking performance. * Please make sure this part is an exact fit to your specific vehicle. Check part number and year, make and model before ordering. Opened, used or installed items will not be accepted for return.