{"product_id":"lippert-trailair-air-ride-flex-air-fifth-wheel-pin-box-16k-18k-21k-8-options","title":"Lippert Trailair Air Ride \u0026 Flex Air 5th Wheel Pin Box | 16K–21K","description":"\u003cp\u003eTrailair invented the air-ride pin box, and it is still the cure for chucking. An integrated air bag buffers road shock between truck and coach while a gas or oil shock controls the rebound. The Flex Air adds a rubberized compound and the Rota-Flex® pivoting head in its lower jaw to stop the vertical tug-of-war as well. Rust-inhibitive powder coat; limited 1-year warranty. Choose by your pin box rating and mounting pattern.\u003c\/p\u003e\n\u003ch3\u003eOptions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2020131232\u003c\/strong\u003e — 16,000 lb air-ride pin box (150 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1191151\u003c\/strong\u003e — 18,000 lb pin box, powder-coated (108 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e328492\u003c\/strong\u003e — 18,000 lb Flex Air — air bag, oil shock, Rota-Flex pivoting head (232 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e155943 \/ 158778 \/ 807710\u003c\/strong\u003e — 21,000 lb Trailair Air Ride — scissor-action air bag and gas shock (155–181 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e369535 \/ 807711\u003c\/strong\u003e — 21,000 lb Flex Air — air bag, rubberized compound, oil shock, Rota-Flex head (181–239 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e🚚 \u003cstrong\u003eFreight item:\u003c\/strong\u003e ships by LTL freight due to weight.\u003c\/p\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eMatch the Part Number:\u003c\/strong\u003e mounting bolt pattern, wing width and drop vary by model and are not published at the source — match the number on your existing pin box or send us a photo of the mounting plate. Several part numbers share a rating; the difference is the mount pattern.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated air bag absorbs road shock and vibration\u003c\/li\u003e\n\u003cli\u003eGas\/oil shock absorber handles rebound and controls chucking\u003c\/li\u003e\n\u003cli\u003eFlex Air: Rota-Flex® pivoting head controls vertical tug-of-war\u003c\/li\u003e\n\u003cli\u003eRust-inhibitive powder-coated finish\u003c\/li\u003e\n\u003cli\u003eLimited 1-year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Lippert\u003c\/li\u003e\n\u003cli\u003eRatings: 16,000 \/ 18,000 \/ 21,000 lb\u003c\/li\u003e\n\u003cli\u003eSeries: Trailair Air Ride; Flex Air\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lippert","offers":[{"title":"16,000 lb | 2020131232","offer_id":58629394727215,"sku":"M6V2020131232","price":3594.0,"currency_code":"CAD","in_stock":true},{"title":"18,000 lb | 1191151","offer_id":58629394759983,"sku":"M6V1191151","price":978.0,"currency_code":"CAD","in_stock":true},{"title":"18,000 lb Flex Air | 328492","offer_id":58629394792751,"sku":"M6V328492","price":2703.0,"currency_code":"CAD","in_stock":true},{"title":"21,000 lb Air Ride | 155943","offer_id":58629394825519,"sku":"M6V155943","price":2125.0,"currency_code":"CAD","in_stock":true},{"title":"21,000 lb Air Ride | 158778","offer_id":58629394858287,"sku":"M6V158778","price":2106.0,"currency_code":"CAD","in_stock":true},{"title":"21,000 lb Air Ride | 807710","offer_id":58629394891055,"sku":"M6V807710","price":2200.0,"currency_code":"CAD","in_stock":true},{"title":"21,000 lb Flex Air | 369535","offer_id":58629394923823,"sku":"M6V369535","price":2732.0,"currency_code":"CAD","in_stock":true},{"title":"21,000 lb Flex Air | 807711","offer_id":58629394956591,"sku":"M6V807711","price":2729.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/ImageServerAPI_4b18afc3-889c-4e3b-a32f-e56632326c27.jpg?v=1791661083","url":"https:\/\/thervsurplus.com\/en-ca\/products\/lippert-trailair-air-ride-flex-air-fifth-wheel-pin-box-16k-18k-21k-8-options","provider":"The RV Surplus","version":"1.0","type":"link"}