{"product_id":"strongarm-4590-liftgate-lift-support","title":"StrongArm 4590 Liftgate Lift Support","description":"\u003ch2\u003eStrongArm Liftgate Lift Support for Toyota Sienna\u003c\/h2\u003e\u003cp\u003eThe StrongArm 4590 liftgate lift support is engineered specifically for Toyota Sienna models, providing reliable and consistent performance. Designed to replace worn or failing lift supports, this part ensures smooth and controlled liftgate operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompressed length: 16.31 inches\u003c\/li\u003e\n\u003cli\u003eExtended length: 25.06 inches\u003c\/li\u003e\n\u003cli\u003eCylinder outside diameter: 22.0 mm\u003c\/li\u003e\n\u003cli\u003eStroke length: 8.75 inches\u003c\/li\u003e\n\u003cli\u003eInner shaft diameter: 8.0 mm\u003c\/li\u003e\n\u003cli\u003eEnd fittings: 10mm nylon ball sockets on both ends\u003c\/li\u003e\n\u003cli\u003eOuter cylinder made of durable black steel\u003c\/li\u003e\n\u003cli\u003eMaximum force rating: 137 lbs\u003c\/li\u003e\n\u003cli\u003eMaterials include rubber and Teflon components for smooth movement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThis StrongArm liftgate lift support (part number 4590) is a specific fit for Toyota Sienna vehicles, ensuring proper alignment and function. The steel outer cylinder with a black finish offers durability against corrosion and wear. Both ends feature 10mm nylon ball socket fittings, providing secure attachment points that reduce noise and wear during operation. The lift support extends to 25.06 inches and compresses to 16.31 inches, with an 8.75-inch stroke length, matching factory specifications for smooth liftgate movement.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplaces failing or weak lift supports causing liftgate sagging\u003c\/li\u003e\n\u003cli\u003eEliminates noisy or jerky liftgate operation\u003c\/li\u003e\n\u003cli\u003eRestores proper liftgate opening and closing force\u003c\/li\u003e\n\u003cli\u003ePrevents liftgate from falling unexpectedly\u003c\/li\u003e\n\u003cli\u003eAddresses issues with liftgate not staying open or closing too quickly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the StrongArm 4590 liftgate lift support requires removal of the old lift support by detaching the nylon ball sockets at each end. Use a flat tool to carefully pry off the ball sockets without damaging the mounting points. Align the new lift support with the factory mounting locations and snap the ball sockets securely into place. Verify smooth operation of the liftgate after installation. No special tools are required, but caution is advised to avoid injury from the liftgate movement during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStrongArm lift supports are manufactured to meet or exceed OEM standards for fit and function. The 4590 liftgate lift support is constructed with high-quality steel and durable materials such as rubber and Teflon to ensure long service life. While specific warranty details are not provided, StrongArm products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or contact the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"StrongArm","offers":[{"title":"Default Title","offer_id":43613349478581,"sku":"BBZN-4590","price":32.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/Z1_4590_Fro.jpg?v=1774984350","url":"https:\/\/www.partcatalog.com\/products\/strongarm-4590-liftgate-lift-support","provider":"PartCatalog","version":"1.0","type":"link"}