Mack 20489116 Parking Brake Pressure Switch Replacement Idler Pulley This drain tube fits the

This drain tube fits the following Cummins engine:

4333-3596358F91

Part Number Description 20968839 Filler Cap 21314359 Pressure Cap 20900982 Coolant Sensor 20915849 Clamp

Dodge Ram 2500 / 3500 with 5

T660 with Cummins ISX/N14

Mack 20489116 Parking Brake Pressure Switch Replacement Idler Pulley This drain tube fits theReplacement parking brake low pressure switch for Mack and Volvo trucks (OEM 20489116). The 2 pin circular connector switch trips between 12 and 25 PSI to drive the dash parking brake warning lamp and the related ECU strategy when air pressure is low a common service item on Mack Volvo air systems. PAI Industries 854032 is the verified aftermarket equivalent and fits the same multi application footprint. Signs You Need a New Parking Brake Pressure