{"product_id":"ksp-performance-2in-rear-drop-shackle-kit-for-silverado-sierra-1999-2019-1-2in-adjustable-drop-polyurethane-bushings","title":"KSP PERFORMANCE 2in Rear Drop Shackle Kit for Silverado\/Sierra 1999-2019 — 1-2in Adjustable Drop, Polyurethane Bushings","description":"\u003cp\u003e\u003cstrong\u003eKSP PERFORMANCE 2\" Rear Drop Shackle Kit lowers 1999–2019 Sierra\/Silverado 1500 rear ride height by 1\"–2\" with replaceable polyurethane bushings and greaseable fittings for durable, quieter lowering.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want a straightforward, reversible way to lower the rear of your Silverado or Sierra 1500 (6-lug) without cutting springs or permanent modifications, this adjustable KSP PERFORMANCE shackle kit is built for that purpose. Designed to fit 1999–2019 2WD and 4WD trucks, the kit gives you precise control over a 1\"–2\" rear drop using hardened components, TIG welds and a powder-coat finish to resist corrosion. It includes everything needed to install and maintain the shackles and is backed by a 30-day refund and 12-month replacement policy.\u003c\/p\u003e\n\n\u003ch3\u003eHow much rear drop will this shackle kit give my 1500, and is it adjustable?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit is engineered to lower the rear axle between 1\" and 2\" depending on how the adjustable shackles are installed. That range covers most common desired drops for improved stance or leveled look without changing leaf springs. For 2020 models you may need additional washers to achieve the correct orientation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAdjustable design provides 1\"–2\" of rear drop.\u003c\/li\u003e\n  \u003cli\u003eFitment: 1999–2019 Silverado\/Sierra 1500, 6-lug, 2WD and 4WD.\u003c\/li\u003e\n  \u003cli\u003e2020 trucks require extra washers (not included) for proper fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction keep these shackles durable on the road?\u003c\/h3\u003e\n\n\u003cp\u003eKSP PERFORMANCE uses heavy-duty steel components with TIG welding for stronger, cleaner joints than typical MIG-welded alternatives. The shackles have a powder-coated finish to resist rust and come with replaceable polyurethane bushings that tolerate load and reduce noise compared with worn rubber.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTIG-welded construction for reinforced strength.\u003c\/li\u003e\n  \u003cli\u003ePowder-coat finish to minimize corrosion over time.\u003c\/li\u003e\n  \u003cli\u003eReplaceable, greaseable polyurethane bushings for longevity and quieter operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do the grease fittings and maintenance features work?\u003c\/h3\u003e\n\n\u003cp\u003eEach shackle includes tapped holes for zerk (grease) fittings that thread in securely so fittings don’t back out during use. The kit ships with grease zerks—install them before fitting the shackles to the truck and add lubricant to prevent squeaks and ensure the polyurethane bushings remain conditioned.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eThreaded zerk holes to keep grease fittings firmly seated.\u003c\/li\u003e\n  \u003cli\u003eKits include grease zerks and instructions for initial lubrication.\u003c\/li\u003e\n  \u003cli\u003ePeriodic greasing prolongs bushing life and reduces noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult, and what comes in the box?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is straightforward and does not require welding; standard hand tools and basic mechanical skill are sufficient. Depending on model year the shackles can be oriented differently—follow the included instructions or contact KSP PERFORMANCE support if unsure. The package arrives ready for installation with the hardware and fittings needed for most applications.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncluded: 2 rear lowering shackles, 2 grease zerks, and pro installation instructions.\u003c\/li\u003e\n  \u003cli\u003eNo welding required; basic tools and torque procedures needed.\u003c\/li\u003e\n  \u003cli\u003eCustomer support available—KSP offers 30-day refunds and 12-month replacement parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Truck owners who want a reversible, cost-effective way to lower the rear of a 1999–2019 Silverado or Sierra 1500 (6-lug) for improved stance, towing balance, or pairing with a front leveling kit. It’s ideal for DIY installers who prefer replaceable bushings, greaseable fittings, and a rust-resistant finish over permanent spring modifications. If you drive a 2020 or newer model, prepare to source extra washers as required for fitment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these shackles fit my 4WD 2015 Silverado 1500?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — they fit 1999–2019 Silverado\/Sierra 1500 6-lug models in both 2WD and 4WD.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to weld anything during installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — installation requires no welding; the kit uses bolt-on shackles and basic tools.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KSP PERFORMANCE","offers":[{"title":"Default Title","offer_id":55171464429911,"sku":"B082M6QX6T","price":89.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/ksp-performance-front-packaging-shackle-kit.jpg?v=1790446424","url":"https:\/\/britishgarage.co.uk\/products\/ksp-performance-2in-rear-drop-shackle-kit-for-silverado-sierra-1999-2019-1-2in-adjustable-drop-polyurethane-bushings","provider":"British Garage","version":"1.0","type":"link"}