WE HAD ONE OF THE ABS SENSORS REPLACED UNDER WARRANTY THE FIRST YEAR WE OWNED OUR MOTORHOME.. NOW WHEN WE ARE OUT OF WARRANTY(2004 ALLEGRO BAY, 32,000 MILES) WE FIND OUT THAT OUR CALIPERS WERE FROZEN SO THEY WOULDN'T RELEASE, THUS CREATING A HUGE DRAG ON THE MOTORHOME. ONE OF THE CALIPERS ACTUALLY CAUGHT ON FIREON THE RIGHT REAR, ALSO THE AXLE SEAL BLEW WHILE WE WERE GOING DOWN THE ROAD. IT IS A WELL DOCUMENTED FACT THAT WORKHORSE WAS AWARE OF THIS PROBLEM. WE HAD TO HAVE ALL OF OUR CALIPERS, PADS AND A COUPLE SENSORS REPLACED AT A COST OF $2442.02. THIS CAUSED OUR TRANSMISSION FLUID TO OVERHEATED, THEREFORE HAD TO BE CHANGED AT A COST OF $199.63. *TR