Drew Callahan · June 28, 2026
The air dryer cartridge is one of the maintenance items most Class A diesel pusher owners either forget entirely or push past its service interval because the brakes still feel fine. They feel fine until the desiccant saturates and moisture starts accumulating in the brake lines, which is when “fine” turns into degraded stopping distances … Read more
Drew Callahan · June 27, 2026
Where Is the Air Dryer Located on a Newmar Mountain Aire Spartan Chassis? the air dryer on a Newmar Mountain Aire equipped with a Spartan K2 or K3 chassis is typically mounted in one of two locations: mounted directly to the frame rail in the rear engine bay area, or secured to the chassis frame … Read more
Drew Callahan · June 27, 2026
The air dryer cartridge in your Tiffin Allegro bus is one of those components that doesn’t get much attention until your air brakes start acting up. I’ve replaced plenty of these over the years, and I can tell you the difference between doing it right and doing it wrong is night and day. Here’s what … Read more
