ABS Relay Valve

Automann 

Bendix 

FleetSpec 

HD Plus 

Haldex 

Hella 

Meritor 

WABCO 

Wheel Monitor 

10-1/2 in 

10-35/64 in 

3 in 

4-1/2 in 

5 in 

5-11/32 in 

5-13/64 in 

6 in 

6-29/32 in 

6-45/64 in 

61 in 

61 mm 

7-21/32 in 

7-29/64 in 

8-1/2 in 

9-1/8 in 

98 in 

2-Port 

4-Port 

6-Port 

ABS Modulator Valve 

Full Function 

ITCM Upgrade 

In Line Style 

Modulator Relay Valve 

Relay Valve 

Reman Trailer ABS Valve 

4S/2 

ATR-6 

BR-9235 

CR-30 

M-30T 

M-32 

M-32QR 

R-12 

10-1/4 in 

10-51/64 in 

11 in 

110 in 

110 mm 

113 in 

12-29/32 in 

12-51/64 in 

14-1/4 in 

16-3/32 in 

3 in 

5-1/2 in 

6 in 

7 in 

7-11/32 in 

7-21/32 in 

7-35/64 in 

9-1/8 in 

105 in 

105 mm 

13 in 

138 in 

3-1/4 in 

3-29/32 in 

3-29/64 in 

3-3/32 in 

3-3/64 in 

3/32 in (0.23 cm) 

4-1/2 in 

4-19/64 in 

5-11/32 in 

6-1/2 in 

6-3/4 in 

6-61/64 in 

7-1/8 in 

7-45/64 in 

7-51/64 in 

ABS Brake System 

Controls air pressure to the brake chambers. During an ABS stop, the modulator valve adjusts air pressure to the brake chamber to control braking and prevent wheel lockup. Compatible with all versions of Meritor WABCO ECUs. 

For 2M Enhanced Easy Stop. For use on trailers produced March 1, 2001 or later. 

For use on trailers produced April 1, 1999 or later. For 3M Enhanced Easy Stop or 2M/3M Easy Stop Units. 

For use on trailers produced prior to April 1, 1999. For 3M Enhanced Easy-Stop or 2M/3M Easy-Stop Units. 

Not for use on the ABS valve package. Controls air pressure to the brake chambers. During an ABS stop, the modulator valve adjusts air pressure to the brake chamber to control braking and prevent wheel lockup. Compatible with all versions of Meritor WABCO ECUs. 

Provides air pressure to activate ATC or RSC when needed. 

Provides an alternative to separate valve installation by combining a quick release valve with two ABS modulator valves. This valve package is compatible with C, D and E Version ECUs. 

Provides an alternative to separate valve installation by combining a service brake relay valve with two ABS modulator valves and one ATC valve. For D and E Version ECUs only. 

Provides an alternative to separate valve installation by combining a service brake relay valve with two ABS modulator valves. Compatible with C, D and E Version ECUs. 

Standard trailers, turntables, steerables, dollies 

TRS Valve Location - Center Of Tandem Axle, Center Of Tri-Axle 

Trailer 

Trailer, H/D Truck 

Trailer, Heavy-Duty Truck 

Trailers and Dollies 

Tri-Axles - Side-By-Side 

Truck/Tractor/Bus 

Universal