{"product_id":"baldwin-filters-pa3781-air-filter","title":"Baldwin Filters PA3781 Air Filter","description":"\u003cdiv\u003e\u003cp\u003eBaldwin PA3781 is a cabin air element filter for heavy‑duty trucks and commercial vehicles, sized 12-1\/4 inches long by 9-9\/16 inches wide by 2-9\/16 inches high. It uses a rectangular panel‑style media pack built from cellulose\/paper and ships with an attached O‑ring to seal the filter in its housing. As a Baldwin cabin air filter element, PA3781 is designed to replace the vehicle’s cabin air element and help maintain HVAC performance by filtering incoming air for the cab. The part number PA3781 and the filter’s compact dimensions are confirmed across Baldwin‑listed data and retailer listings, including references that specify the 12-1\/4 x 9-9\/16 x 2-9\/16 inch size and cellulose\/paper media. Typical applications include replacement for commercial trucks and other heavy‑duty vehicles that use Baldwin PA3781 cabin air elements, with availability through suppliers such as Custom Truck One Source, Grainger, TruckPro, and USAFilterStore.\u003c\/p\u003e\u003c\/div\u003e","brand":"BALDWIN","offers":[{"title":"New","offer_id":51676416344366,"sku":null,"price":106.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_92f77c17-ba4b-425c-9152-d628eab9256d.jpg?v=1769551477","url":"https:\/\/plgautomation.com\/products\/baldwin-filters-pa3781-air-filter","provider":"PLG Automation ","version":"1.0","type":"link"}