Outfit your semi truck to be Ready for the Road Ahead with improved brake performance, with the Haldex RT4 Multi-Function Trailer Valve. By utilizing a sophisticated design, this replacement component is able to control the brakes and parking brakes while integrating with an ABS system. Engineered with ultra-durable components to resist damage from corrosion and chemicals.
FleetPride is your First Click in Heavy Duty .
Made of engineering-grade composite for longer lasting service life
Built to resist corrosion / chemicals and withstand strong impacts
Lightweight and with integral anti-compounding
Designed with an exhaust cover that effectively keeps road dirt and grime away
Controls reservoir charging
Loss of trailer supply (emergency) line pressure ensures emergency brakes are applied
Meets all spring brake control FMVSS-121 trailer requirements