The ACDelco / GM 20872161 is the OE front wheel speed (ABS) sensor kit with bolt for 2011–2019 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD, including 6.6L Duramax models.

Features & Benefits

• OE front wheel speed sensor with bolt, GM P/N 20872161 (left or right front)
• Restores ABS function and performance lost to a failed wheel speed sensor (per GM)
• GM notes it is also included with the hub & bearing
• Genuine GM / ACDelco OE part, designed, engineered and tested to GM standards and backed by General Motors

Application

• Chevrolet Silverado 2500 HD / 3500 HD and GMC Sierra 2500 HD / 3500 HD (2011–2019), incl. 6.6L Duramax diesel

GM application notes: 2WD without dual rear wheels, or 4WD with dual rear wheels.

Always verify fitment by VIN or by matching the GM/ACDelco part number on your original part before ordering.

Cross-Reference / OE Numbers

• GM: 20872161