1985 Kenworth C550 OE No. 1986 Kenworth C550 OE No. 1987 Kenworth C550 OE No. 1988 Kenworth C550 OE No. 1989 Kenworth C550 OE No. 1990 Kenworth C550 OE No. 1991 Kenworth C550 OE No. 1994 Kenworth C550 OE No.
4 Seasons HVAC Pressure Switch For 1983-2001 Mack RD
4 Seasons HVAC Pressure Switch For 1994-2003 Freightliner FLD120
4 Seasons HVAC Pressure Switch For 1991-1998 Freightliner FLD120
4 Seasons HVAC Pressure Switch For 1987-2001 Mack DM
4 Seasons HVAC Pressure Switch For 1987-2014 Kenworth T800
4 Seasons HVAC Pressure Switch For 1997-2001 Kenworth T2000
