OTR OTRH00600P Height Control Valve | Replaces Hadley H00600P Water Heater Valve The later DD13 / DD15

The later DD13 / DD15 / DD16 engines use a different boost-pressure sensor and connector — verify your engine ECM family before ordering

replacing Cummins 3932545 and Synchro-Start SA-4639-12

Fleetguard FS1281 spin-on fuel/water separator for 1988–1994 Ford 7

Excessive bearing wear or premature engine failures from chronic low-pressure operation

OTR OTRH00600P Height Control Valve | Replaces Hadley H00600P Water Heater Valve The later DD13 / DD15OTR OTRH00600P aftermarket air suspension height control valve for cab and light duty axle suspensions. The OTRH00600P is the OTR equivalent of Hadley H00600P Link 13500111 and is supplied as a complete kit with two lever arms, a 14 in adjustable vertical link assembly, and mounting hardware so it can drop in on a Mack, Volvo, Navistar, or Kenworth cab without sourcing the linkage separately. Signs You Need a New Height Control Valve Cab or light axle