BENDIX PNU-138 Leaflet

Page of 1
Part Number Update
Bulletin No: PNU-138-000 
Effective Date: September 15, 2009      Cancels: N/A  
Page:  1 of 1
Subject: Bendix
®
 Rear Axle Module (RAM) Replacement
Typical Rear Axle Module Assembly
Bendix
®
 M-32
 
Modulators 
Typical ATR-3
 Traction Relay Valve
©2009 Bendix Commercial Vehicle Systems LLC  7/09.   All Rights Reserved.   Printed in U.S.A.
Rear Axle Module Service Assemblies 
will no longer be available as a 
complete assembly. When servicing the 
Bendix
®
 RAM  replace the individual 
components as needed.  
Typical Bendix
®
 M-32
 Traction 
Relay Valves
Typical  R-15
 Relay Valve
Bendix
®
 R-15
 Relay 
Valve or ATR-3
 
Traction Relay Valve
Bendix
®
 RAM 
Part No.
Service Replacement Components
M-32
 
Modulator 
Part No.
Relay Valve Assembly 
Part No.
300134*
801666
801928
R-15
 Relay Valve (4.0 psi)
300145*
801666
801928
R-15
 Relay Valve (4.0 psi)
300146*
801666
801938
ATR-3
 Traction Relay (5.5 psi)
300147*
801666
801929
R-15
 Relay Valve (5.5 psi)
300148*
801666
K040498
ATR-3
 Traction Relay (4.0 psi)
300148N*
801666
K040498
ATR-3
 Traction Relay (4.0 psi)
300152*
801666
801928
R-15
 Relay Valve (4.0 psi)
300153*
801666
801938
ATR-3
 Traction Relay (5.5 psi)
300153N*
801666
801938
ATR-3
 Traction Relay (5.5 psi)
300154*
801666
801929
R-15
 Relay Valve (5.5 psi)
300155*
801666
K040498
ATR-3
 Traction Relay (4.0 psi)
300200*
801666
801928
R-15
 Relay Valve (4.0 psi)
300201*
801666
801929
R-15
 Relay Valve (5.5 psi)
300202*
801666
801928
R-15
 Relay Valve (4.0 psi)
300203*
801666
801929
R-15
 Relay Valve (5.5 psi)
300203N*
801666
801929
R-15
 Relay Valve (5.5 psi)
300309*
801665
801929
R-15
 Relay Valve (5.5 psi)
300310*
801665
801928
R-15
 Relay Valve (4.0 psi)
300311*
801665
801929
R-15
 Relay Valve (5.5 psi)
300311N*
801665
801929
R-15
 Relay Valve (5.5 psi)
300312*
801665
801928
R-15
 Relay Valve (4.0 psi)
300313*
801665
801930
ATR-3
 Traction Relay (5.5 psi)
300314*
801665
801932
ATR-3
 Traction Relay (4.0 psi)
300315*
801665
801930
ATR-3
 Traction Relay (5.5 psi)
300315N*
801665
801930
ATR-3
 Traction Relay (5.5 psi)
300316*
801665
801932
ATR-3
 Traction Relay (4.0 psi)
801647
801665
801930
ATR-3
 Traction Relay (5.5 psi)
801648
801666
K040498
ATR-3
 Traction Relay (4.0 psi)
801649
801666
801938
ATR-3
 Traction Relay (5.5 psi)
801650
801665
801932
ATR-3
 Traction Relay (4.0 psi)
801659
801665
801929
R-15
 Relay Valve (5.5 psi)
801660
801666
801928
R-15
 Relay Valve (4.0 psi)
801661
801666
801929
R-15
 Relay Valve (5.5 psi)
801662
801665
801928
R-15
 Relay Valve (4.0 psi)
5011740
802665
801930
ATR-3
 Traction Relay (5.5 psi)
5011741
802665
801930
ATR-3
 Traction Relay (5.5 psi)
5011742
801666
K040498
ATR-3
 Traction Relay (4.0 psi)
5011743
801666
801938
ATR-3
 Traction Relay (5.5 psi)
5011744
801666
K040498
ATR-3
 Traction Relay (4.0 psi)
5011745
801666
801938
ATR-3
 Traction Relay (5.5 psi)
5011781
801665
801929
R-15
 Relay Valve (5.5 psi)
5011782
801665
801929
R-15
 Relay Valve (5.5 psi)
5011783
801666
801928
R-15
 Relay Valve (4.0 psi)
5011784
801666
801929
R-15
 Relay Valve (5.5 psi)
5011785
801666
801928
R-15
 Relay Valve (4.0 psi)
5011786
801666
801929
R-15
 Relay Valve (5.5 psi)
5012684
801665
801932
ATR-3
 Traction Relay (4.0 psi)
5012686
801665
801928
R-15
 Relay Valve (4.0 psi)
5012956
801665
801932
ATR-3
 Traction Relay (4.0 psi)
5012958
801665
801928
R-15
 Relay Valve (4.0 psi)
5013648
802665
801930
ATR-3
 Traction Relay (5.5 psi)
5013649
801665
801929
R-15
 Relay Valve (5.5 psi)
5017071
801665
801929
R-15
 Relay Valve (5.5 psi)
5017072
801665
801928
R-15
 Relay Valve (4.0 psi)
5019379
802665
801930
ATR-3
 Traction Relay (5.5 psi)
5019380
801665
801929
R-15
 Relay Valve (5.5 psi)
5019381
801665
801928
R-15
 Relay Valve (4.0 psi)
5019676
802697
K019736
ATR-3
 Traction Relay (4.0 psi)
5019742
801665
801932
ATR-3
 Traction Relay (4.0 psi)
5020110
802697
K019736
ATR-3
 Traction Relay (4.0 psi)
K019465
802697
K019736
ATR-3
 Traction Relay (4.0 psi)
K019466
802697
K019736
ATR-3
 Traction Relay (4.0 psi)
* When servicing the modulators 
on these assemblies, replace both 
modulators at the same time.