Description
PILOT VALVE – 1/4" NPT REMOTE-MOUNT, AUXILIARY AIR SUSPENSION CONTROL
PART NUMBER(S):
Fleet Products: 90054079-G | Replaces OE: Bendix 90054079, 90054206, 90054535, 90054547, 90554206, 90554615, 90555072 | HCV HCV4615 | Automann 170.90054079
DESCRIPTION:
Model: 3-Way Pilot Valve
Vehicles: Universal fit for heavy-duty truck and trailer air systems
• Type: Pilot-operated remote exhaust valve
• Application: Air suspension and lift axle systems
• Normally Open Port: 1/4 in NPT
• Normally Closed Port: 1/4 in NPT
• Suspension Port: 1/4 in NPT
• Pilot Port: 1/8 in NPT
• Actuation: Pneumatic pilot-operated
• Mounting: Remote chassis mount
• Material: Die-cast zinc body
• Performance: Automatic exhaust during pilot activation
• Features: Corrosion-resistant construction, rapid suspension/lift axle exhaust
• Compatibility: Heavy-duty suspension and lift axle control systems
Applications:
Used for rapid dump of air from auxiliary or lift axle air suspension systems. Automatically vents suspension when pilot air pressure is lost (e.g., trailer parked). Suitable for remote locations in any chassis configuration. Reliable performance in mixed-fleet operations and aftermarket retrofits.
CROSS-REFERENCE(S):
034074, 1069164C91, 12900028, 1609164C91, 17090054079, 20QE2255, 20QE2255D, 23AS140, 29934, 3004535, 32755479, 334-1600, 334-2077, 3341600, 3342077, 35704-0008, 357040008, 401284, 41902463, 53-32374-000, 5332374000, 5396-90554615, 6450542, 711050016, 767653254173, 80-107880, 80107880, 8071546, 905-54-615, 9941-0123, 99410123, 9AR-1408, A-NB3068-2, A8024, AC005, AN30682, AR-2657, AR1408, AR2657, AS-1327, E-4328, E4328, E5HS5A743AA, E6HS5A743AA, EM-34380, F243786, F4A0238, FS-6582, HAL90554615, JA2503-10-21, JA25031021, MBI90554615, MID90554615, N177, N20976, N20976A, NE-90554615, R304328, S-10350, S10350, VS-23588, VS-38689, VS23588, VS38689
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ All main ports are 1/4" NPT; pilot port is 1/8" NPT
✔ Do NOT use in brake system circuits
✔ Mount in any accessible chassis location with clearance for exhaust
✔ Connect pilot port to gladhand or parking brake signal for automatic operation
✔ Use appropriate sealants and verify thread engagement
✔ Always confirm valve orientation (NO/NC ports) prior to air-up
✔ For tech support or fitment validation, contact Fleet Products
Warranty Information
