{"product_id":"genuine-haldex-hdx-al430668-abs-modulator-relay-valve-12v-4-port-trailer-air-brake","title":"Genuine Haldex HDX AL430668 ABS Modulator Relay Valve – 12V 4-Port Trailer Air Brake","description":"\u003cp\u003eThe Haldex HDX AL430668 ABS Modulator Relay Valve is a genuine OEM 12-volt full-function (FFABS) valve designed for reliable trailer air brake and anti-lock braking performance. It features a 4-port configuration with 3\/8\" NPT control, supply, delivery, and spring brake ports, along with integrated filters in both control and supply ports for consistent airflow and protection. Designed for 2S\/1M and 4S\/2M ABS systems, it includes a pre-installed reservoir nipple with swivel and lock-nut and provides service brake priority with integral spring brake control functionality. Built to meet or exceed OEM specifications, this valve delivers dependable braking response with a 4.0 PSI crack pressure and is engineered specifically for heavy-duty trailer applications.\u003c\/p\u003e","brand":"Fleet Fix Truck Parts","offers":[{"title":"Default Title","offer_id":45502412783725,"sku":null,"price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/9595\/2493\/files\/087C3D7D-A891-4579-88E1-F97A58152D55.jpg?v=1784925372","url":"https:\/\/fleetfixtruckparts.com\/products\/genuine-haldex-hdx-al430668-abs-modulator-relay-valve-12v-4-port-trailer-air-brake","provider":"Fleet Fix Truck Parts","version":"1.0","type":"link"}