__80381.1750691197.jpg?c=2 "281865-G relay emergency valve for trailer air brake systems, dual function, 6 ports, 50 PSI emergency pressure")
__80381.1750691197.jpg?c=2 "281865-G relay emergency valve for trailer air brake systems, dual function, 6 ports, 50 PSI emergency pressure")
__80381.1750691197.jpg?c=2 "281865-G relay emergency valve for trailer air brake systems, dual function, 6 ports, 50 PSI emergency pressure")
Product Description
281865-G RELAY/EMERGENCY VALVE
PART NUMBER(S):
Fleet Products: 281865-G
OE: 281865, BEN281865, Y281865, BX281865
DESCRIPTION:
Model: RE-6 Relay/Emergency Valve
Vehicles: Trailers, pre-FMVSS-121 vehicles, and off-road applications
• Valve Type: Dual function relay and emergency valve
• Supply Ports: 1 @ 3/4" NPT, 1 @ 3/8" NPT
• Delivery Ports: 2 @ 1/4" NPT, 2 @ 3/8" NPT
• Service Port Size: 1/4" NPT
• Emergency Port Size: 1/4" NPT
• Initial Emergency Application Pressure: 50 ± 5 PSI
• Maximum Emergency Release Pressure: 95 PSI
• Crack Pressure Setting: 4.5 PSI
• Mounting: Standard flange with mounting holes
• Weight: Approx. 2.9–3.3 lbs
• Function: Controls emergency brake application, ensuring rapid air release during system failures
• Unique Features: Four-port delivery, direct replacement for Bendix 281865, FMVSS 121 compliant
Applications:
Primarily used on trailer air brake systems, especially on pre-FMVSS-121 and off-road vehicles requiring reliable emergency relay function. Fits most makes and models, including OEM references from Mack, Freightliner, Navistar, and Caterpillar.
CROSS-REFERENCE(S):
281865, BB281865N, BEN281865, Y281865, BX281865, E-BN281865X, 281865BXW, 281865CX, 281865N, 281865NP, 281860, 281860CX, 0R281865X, 0R281865BXR, BW281860, BW800098, BX281860, BX800098, BEN-281865, FS281865N, 034029, 34029, 3614, 36140, 5672, 56720, EM36140, LEV-3614, 9710050000, 971 005 000 0, 170.281865, AM170281865, 14453, TV281865, BER-281865, S-7558, S7558, R955281860N, E-BN281860N, E-BN281865N, 281865-G, 14033, 3508598, 401130, B7558GRP, F224703, FLTBV865, IK281865N, M-281865, M2511014, OTR281865, R6514-A, TKL25018, VTC-5587, WA281865A
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:
✔ Mount using standard flange and existing mounting holes
✔ Install as direct bolt-on replacement; no special tools required
✔ Supplied with safety caps to protect threads and mechanism before installation
✔ No torque specs explicitly specified; follow standard NPT and flange mounting practices
✔ Verify emergency application pressure and system compatibility prior to installation
SOLD AS NEW
Brand new and ready to install, with OEM Grade Reliability
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
WHY CHOOSE FLEET PRODUCTS | KBR - HEAVY DUTY TRUCK & TRAILER PARTS?
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- Trusted by fleets, mechanics, and B2B partners across North America
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