(USED) 2016 WESTERN STAR 57--AUTOMATIC TEMPERATURE CONTROL. P/N 60303-3439 RED DOT CORP MODEL: AUTOMATIC TEMPERATURE CONTROL MODULE W/ A/C AND SLEEPER BUTTON. To find out more about this part, give us a call. We ship worldwide! Complete Recycling Group (CRG) 929 W PULASKI HWY ELKTON, MD 21921