{"product_id":"2011-2019-gm-hd-3-5-sst-lift-kit-front-2-rear-upper-control-arms-69-3422","title":"2011-2019 GM HD 3.5\" SST Lift Kit Front 2 Rear Upper Control Arms (69-3422)","description":"\u003cp\u003eThe ReadyLIFT 3.5-inch Front \/ 2-inch Rear SST Lift Kit for 2011-2019 GM Silverado\/Sierra 3500 HD trucks is a comprehensive bolt-on suspension system designed for Dual Rear Wheel (DRW) and Single Rear Wheel (SRW) models with factory tow package springs. This kit features heavy-duty tubular steel upper control arms and forged torsion keys indexed specifically for 3.5 inches of front lift. By including critical steering and drivetrain corrections, such as reinforced tie-rod assemblies and differential drop spacers, this kit provides a significant stance improvement while maintaining factory ride quality and durability.\u003c\/p\u003e\n\u003ch6\u003eFeatures\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eProvides 3.5 inches of front lift and 2.0 inches of rear lift for an improved, aggressive stance.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty tubular steel upper control arms engineered to match the strength of the HD chassis.\u003c\/li\u003e\n\u003cli\u003eLift-oriented forged torsion keys provide adjustable height while preserving the OEM ride.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty replacement tie-rod end assemblies resolve the traditional weak link in GM steering systems.\u003c\/li\u003e\n\u003cli\u003eCNC-machined differential drop spacers maintain safe factory CV axle angles on 4WD models.\u003c\/li\u003e\n\u003cli\u003eIncludes OEM-style 2.0-inch cast iron rear lift blocks with new longer U-bolts.\u003c\/li\u003e\n\u003cli\u003eTrue bolt-on design requires no cutting of OEM parts or welding.\u003c\/li\u003e\n\u003cli\u003eClears wheel and tire combinations up to 34 inches in diameter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eNotes\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eA professional wheel alignment is required after installation to ensure optimal handling and safety.\u003c\/li\u003e\n\u003cli\u003eHeadlamp aim must be checked and adjusted for safety following the change in ride height.\u003c\/li\u003e\n\u003cli\u003eAdvanced Driver Assistance Systems (ADAS) should be recalibrated to maintain proper monitoring and function.\u003c\/li\u003e\n\u003cli\u003eInstallation by a certified mechanic is recommended due to the complexity of the suspension modifications.\u003c\/li\u003e\n\u003cli\u003eRequires the use of longer front shocks (not included); ReadyLIFT SST3000 Performance Front Shocks are recommended.\u003c\/li\u003e\n\u003cli\u003eSingle Rear Wheel (SRW) trucks with factory overload\/tow package springs may require custom U-bolts if the provided ones are insufficient.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eCompatibility Notes\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eFits 2011–2019 Chevrolet Silverado and GMC Sierra 3500 HD models.\u003c\/li\u003e\n\u003cli\u003eSpecifically for use on Dual Rear Wheel (DRW) models or Single Rear Wheel (SRW) models equipped with the factory tow package rear leaf springs.\u003c\/li\u003e\n\u003cli\u003eDifferential drop spacers are for 4WD models only and are not used on 2WD applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eFront Lift Height: 3.5 inches (max).\u003c\/li\u003e\n\u003cli\u003eRear Lift Height: 2.0 inches.\u003c\/li\u003e\n\u003cli\u003eMax Tire Size: 34 inches.\u003c\/li\u003e\n\u003cli\u003eMaterial: Tubular Steel (UCAs), Forged Steel (Keys), and Cast Iron (Blocks).\u003c\/li\u003e\n\u003cli\u003eKit Contents: Tubular upper control arms, forged torsion keys, heavy-duty tie-rod assemblies, differential drop spacers, 2.0-inch rear blocks, and longer U-bolts.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ReadyLift","offers":[{"title":"Default Title","offer_id":42932056850521,"sku":"69-3422","price":1819.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8030\/9593\/files\/RL-4-0-FRONT-KEY-WAY-2-0-REAR_7557b3ad-f3b2-4b17-8e26-96c0cf9c1cf1.png?v=1766165756","url":"https:\/\/dirtygarage.com\/products\/2011-2019-gm-hd-3-5-sst-lift-kit-front-2-rear-upper-control-arms-69-3422","provider":"Dirty Garage","version":"1.0","type":"link"}