OE Number: The AC Temperature Control Dial Knob replacement part number is 5590535310 for reference to assist you easily find exactly what you need. Fitment: This Heater AC Temp Knob Switch is replacement for Tacoma 1998, 1999, 2000, 2001, 2002, 2003, 2004. Function: Heater AC Temp Dial Knob will helps to control various functions of your air conditioning or heater system like the fan speed, the temperature or the airflow of your car. Direct Replacement: This Heater AC Temp Knob is easy to replace, simply remove the original knob and plug the new knob, perfect for fitting. Durable: The Heater AC Temp Control Knob is made from quality plastic to ensure reliable performance and provide long service life. Item Type: Temperature control button Material: Plastic Product OE Number: 55905-35310 Fitment:Replacment for Tacoma 1995-2004 Package List:1 x Temperature Control Button.Items from Sheng Xinshun's shopProducts from KJ's store