2-Piece Rear ABS Wheel Speed Sensor Set for Rear Left & Rear Right, Compatible with 2007-2013 Chevy Silverado 1500, 2007-2013 GMC Sierra 1500, Replaces ALS1757, 5S7975, 20938121. Silverado/Sierra 2-Piece Rear ABS Wheel Speed Sensor Set for Left Right Sides, Compatible with 2007-2013 Che-vy Silverado 1500 2500 3500, 2007-2013 GM-C Sierra 1500, Replaces ALS1757, 5S7975, 20938121.
