Description:

FITS - Compatible with for Jeep Grand Cherokee WJ Series 1999-2004. REFERENCE NUMBER - 56041308AA, ALS77, 970-071, SU6890, 56041509AA, ALS55, 970-070. DETERMINE LOCKING UP OR NOT FAST- Our ABS sensors are able to measure the rotational speed of the wheels and pass them fast to the car's Engine Control Module (ECM), based on which the ECM determines if the wheels are locking up.