{"product_id":"dorman-90-555-leaf-spring-assembly-rear-left","title":"Dorman 90-555 Leaf Spring Assembly - Rear Left","description":"\u003ch2\u003eDorman 90-555 Rear Left Leaf Spring\u003c\/h2\u003e\u003cp\u003eThe Dorman 90-555 leaf spring assembly is a steel suspension replacement for the rear left side of select Toyota Tundra models. It is built to restore ride support, payload handling, and suspension control when the original leaf spring has sagged or worn.\u003c\/p\u003e\u003cp\u003eFits 2019-2021 Toyota Tundra, rear left. Fits 2012-2018 Toyota Tundra, rear left, including Double Cab, CrewMax, and Double Cab without Off Road Package configurations listed below.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSteel leaf spring assembly with a standard suspension grade design\u003c\/li\u003e\n\u003cli\u003eRear axle orientation for the left side\u003c\/li\u003e\n\u003cli\u003e4-leaf construction with a 2.375 in. leaf width\u003c\/li\u003e\n\u003cli\u003eLoad rate: 1450\u003c\/li\u003e\n\u003cli\u003eBlack bushings included\u003c\/li\u003e\n\u003cli\u003eEnd 1: Berlin eye; End 2: up turned eye\u003c\/li\u003e\n\u003cli\u003eLeaf spring arch length: 5.75 in.; pack thickness: 2.2 in.\u003c\/li\u003e\n\u003cli\u003eLength B: 32 in.; length axis 1 and 2: 31.375 in.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis leaf spring assembly is built for Toyota Tundra rear suspension service where the original spring has lost height, developed uneven stance, or no longer supports cargo and trailer weight evenly. The Dorman 90-555 follows the listed OE-style dimensions and attachment points for the rear left position, helping maintain suspension geometry on 2019-2021 Toyota Tundra Double Cab and 2012-2018 Toyota Tundra Double Cab and CrewMax applications. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRear sagging from a fatigued leaf spring\u003c\/li\u003e\n\u003cli\u003eUneven ride height on the left rear corner\u003c\/li\u003e\n\u003cli\u003eReduced load support in the Toyota Tundra rear suspension\u003c\/li\u003e\n\u003cli\u003eExcessive bounce or poor rear-end control over bumps\u003c\/li\u003e\n\u003cli\u003eNoise or looseness related to worn spring bushings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear left fitment against the vehicle’s cab configuration and model year before installation. Compare the spring’s length, arch, pack thickness, and eye orientation to the original part to confirm proper alignment. Inspect related suspension components, including shackles, U-bolts, and mounting points, for wear or corrosion before reassembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman supplies this leaf spring assembly as a standard replacement suspension component for the listed Toyota Tundra applications. The part number is 90-555, and the design follows the specified material, dimensions, and attachment style for direct-fit service on confirmed rear left fitments.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52820722974901,"sku":"BKKY-90-555","price":467.72,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.partcatalog.com\/products\/dorman-90-555-leaf-spring-assembly-rear-left","provider":"PartCatalog","version":"1.0","type":"link"}