Detects primary reservoir air system failure Interchangeable with competitive models (with line relocation)
Inversion Valve, Used with spring brake equipped truck or tractors. Complies with FMVSS-121 regulations effective March 1998. Detects primary control line failure, allowing modulated control of spring brakes. Interchangeable with competitive models without anti-compounding feature. Repair Kit use part number: RN10JT.