• Front view of WABCO 4006110340 ABS relay valve kit
  • Components laid out: relay valve, O-rings, screws, grease for 4006110340 kit
  • Top view of WABCO 4006110340 ABS relay valve kit
  • Side view of WABCO 4006110340 ABS relay valve kit
  • Second side view of WABCO 4006110340 ABS relay valve kit
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FleetPro Parts

Wabco ABS 4S/4M Relay Valve Kit - WAB 4006110340

Wabco ABS 4S/4M Relay Valve Kit - WAB 4006110340

$142.00 USD
$142.00 USD $142.00 USD
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At FleetPro Parts, we specialize in supplying OEM replacement parts for heavy-duty trucks. From Freightliner and Detroit Diesel to Cummins, Mack, Volvo, and Wabco, our catalog covers the components you need to keep your fleet moving. Every part we stock is tested, reliable, and built to match OEM standards, so you can order with confidence. Our team knows truck parts inside out—from engine cooling and steering to AC systems, alternators, and fuel components. Whether you’re maintaining a single truck or managing an entire fleet, we make it easy to find the right part, at the right time. For when it matters. More about Us.

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FleetPro Truck Center Inc • 4989 Hendersonville Rd, Fletcher, NC 28732 • Phone +1 828-407-1020

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Description:

The WABCO 4006110340 ABS Relay Valve Kit (5.5 2DEL) is a heavy-duty air brake relay valve kit designed for ABS trailer applications. It integrates with 4S/4M ABS systems and enhances brake control by coordinating brake application and release delays to reduce jack-knife risk and ensure even braking force. The kit includes all necessary components—relay valve, O-rings, bolts, grease - to perform a full service.

Features:

Part#: WAB 4006110340
Kit Contents: 1 Relay Valve (973 011 024 0), 1 grease pack, 2 O-rings, 4 hex screws
System Type: ABS Relay Valve for 4S/4M ABS systems (2 delivery ports)
Operating Pressure (Max): 145 psi (≈ 10.0 bar)
Temperature Range: –40 °F to +185 °F
Port Configuration: 2 delivery ports (2DEL) 
Weight / Volume: ~2.04 lbs (0.925 kg) 
Length: 191 mm
Width: 127 mm
Height: 114 mm

Part #:
  • WAB 4006110340