{"product_id":"kyb-551129-suspension-strut","title":"KYB 551129 Suspension Strut - Front Left","description":"\u003ch2\u003eOverview of KYB Gas-a-just Suspension Strut 551129\u003c\/h2\u003e\u003cp\u003eThe KYB Gas-a-just suspension strut 551129 is engineered for Lexus GS300 and GS350 models, providing reliable shock absorption and improved ride control. Designed with precise dimensions and internal components, this strut supports vehicle stability and handling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompressed length: 13.45 inches\u003c\/li\u003e\n\u003cli\u003eExtended length: 16.94 inches\u003c\/li\u003e\n\u003cli\u003eStroke length: 3.49 inches\u003c\/li\u003e\n\u003cli\u003eUpper mount type: 12x1.25\u003c\/li\u003e\n\u003cli\u003eInternal rebound spring included\u003c\/li\u003e\n\u003cli\u003eR-stop feature present\u003c\/li\u003e\n\u003cli\u003eNo dust cover or B-stop included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on KYB Gas-a-just Product Line\u003c\/h2\u003e\u003cp\u003eThe Gas-a-just line by KYB focuses on gas-charged struts designed to restore original vehicle handling and control. This product line incorporates an internal rebound spring to maintain consistent damping performance, which is critical for Lexus GS300 and GS350 models. The 551129 strut is part of this line, offering a balance of durability and ride comfort through its gas pressure technology.\u003c\/p\u003e\u003ch2\u003eTechnical Description of Part Number 551129\u003c\/h2\u003e\u003cp\u003eThis suspension strut features a compressed length of 13.45 inches and extends to 16.94 inches, providing a stroke length of 3.49 inches. The upper mount thread size is 12x1.25, ensuring proper fitment for the specified Lexus models. The internal rebound spring enhances shock absorption by controlling rebound forces, while the R-stop feature prevents overextension. The absence of a dust cover and B-stop indicates a design optimized for specific mounting conditions and vehicle requirements.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores original suspension performance on Lexus GS300 and GS350\u003c\/li\u003e\n\u003cli\u003eReduces excessive bouncing and improves ride stability\u003c\/li\u003e\n\u003cli\u003eAddresses uneven tire wear caused by worn struts\u003c\/li\u003e\n\u003cli\u003eMinimizes noise and vibration from suspension components\u003c\/li\u003e\n\u003cli\u003eImproves vehicle handling during acceleration and braking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure compatibility with Lexus GS300 and GS350 models before installation. Verify the upper mount thread size (12x1.25) matches the vehicle specifications. Since this strut does not include a dust cover, inspect the mounting area for debris or damage prior to installation. Proper torque settings should be followed to maintain safety and performance. Professional installation is recommended for optimal results.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eKYB Gas-a-just struts are manufactured to meet OEM standards for fit and function. The internal rebound spring and R-stop features contribute to consistent damping and durability. While specific warranty details are not provided here, KYB typically offers coverage against defects in materials and workmanship. Refer to KYB’s official documentation for exact warranty terms.\u003c\/p\u003e","brand":"KYB","offers":[{"title":"Default Title","offer_id":44627186647221,"sku":"BFJG-551129","price":109.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/KY_551129_Fro.jpg?v=1775072524","url":"https:\/\/www.partcatalog.com\/products\/kyb-551129-suspension-strut","provider":"PartCatalog","version":"1.0","type":"link"}