Ensuring Expertise Built In, the OTR 118" ABS Speed Sensor Cable Extension offers your speed sensor the ability to communicate the semi truck's speed data with the Antilock Brake System (ABS) so it can react accordingly. Ensure your speed's sensor AC signal is transmitted properly with this heavy duty ABS cable extension, built to withstand any harsh weather elements it is exposed to. FleetPride is your First Click in Heavy Duty.