b'EBS / ABS Knorr Bremse4.16Knorr Bremse Trailer Modulator For G.2 & G2.1 (G.2 2007 - 2010 / G2.1 2010 on)G2.1 G2Description Application OEM Ref Part No.2 Modulators / Pneumatic Signal TEBS G2.1 K019319B90 1529257R2 Modulators / Pneumatic Signal TEBS G2 K019309B90 9501047R2 modulator with upto 4 sensor option, built in RE functionalityKnorr Bremse Trailer Module TEBS 4 & KB4TA (TEBS 4 2001 - 2007 / KB4TA 2009 Replacing A18 )Module TEBS 4 RelayModulatorDescription Application Type OEM Ref Part No.Brake module with roll stability TEBS 4 2-3 Modulators / 2-4 Sensors II39782PG 1521235RABS relay modulator valve TBES 4 & KB4TA 2-3 Modulator / 2-4 Sensor II37091N00 1521144Air BrakeTEBS4 comes with roll stability programmeABS relay modulator is used on draw bars and semi trailers to make up 3 modulatorsKnorr Bremse ABS Retro Fit KitDescription Application Type OEM Ref Part No.ABS retro fit kit KB4TA 2 modulators / 2 sensors K023164B90 0883784www.trpparts.com'