Air Relay Valves

Bendix 

Haldex 

Automann 

WABCO 

Sealco 

5-13/64 in (13.21 cm) 

6-45/64 in (17.02 cm) 

6-29/32 in (17.55 cm) 

7-21/32 in (19.46 cm) 

5 in (12.7 cm) 

1.6 lbs (0.73 kg) 

1.75 lbs (0.79 kg) 

1.79 lbs (0.81 kg) 

5.3 lbs (2.4 kg) 

7.4 lbs (3.36 kg) 

R-12 

R-14 

R-8 

R-6 

RE-6 

7-35/64 in (19.18 cm) 

14-1/4 in (36.2 cm) 

16-3/32 in (40.87 cm) 

6 in (15.24 cm) 

7-21/32 in (19.46 cm) 

4-19/64 in (10.92 cm) 

6-61/64 in (17.65 cm) 

7-51/64 in (19.81 cm) 

3-29/64 in (8.76 cm) 

5-11/32 in (13.56 cm) 

Trailer 

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. 

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. 

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