This 24,000 hour air dryer service kit is an alternative to Quincy part number QMDC035-24000 for use with air dryer model QMOD00035. Each kit contains two desiccant cartridges, o-ring seals, washers, solenoid valves, shuttles, shuttle seats, and diaphragms. Note: this kit does not include a coalescing pre-filter. Use of the OEM name and part number is for reference only. Images of the desiccant cartridges are representative and may not show the columns actually supplied with this kit.