{"product_id":"ksp-performance-front-upper-control-arms-for-silverado-sierra-1500-2-4-adjustable-tubular-a-arms-greaseable-black-pair","title":"KSP PERFORMANCE Front Upper Control Arms for Silverado \u0026 Sierra 1500 — 2-4\" Adjustable Tubular A-Arms, Greaseable Black Pair","description":"\u003cp\u003e\u003cstrong\u003eKSP PERFORMANCE front upper control arms are a pair of adjustable tubular A-arms designed to replace factory arms after a 2–4\" lift on 1999–2006 Chevy and GMC 1500-series trucks and SUVs, restoring proper alignment and suspension geometry.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you've lifted a Silverado, Sierra, Tahoe, Yukon or related GM 1500-series vehicle, the stock upper control arms often no longer align correctly with the chassis. These KSP PERFORMANCE tubular control arms are engineered to correct the suspension geometry created by a 2–4\" lift, using heavy-duty materials, CNC machining and greaseable joints to suit off-road and lifted-street use.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these control arms correct handling after a 2–4\" lift?\u003c\/h3\u003e\n\u003cp\u003eRaising the ride height changes caster and camber angles; these adjustable A-arms reposition the upper ball joint and restore alignment range. The tubular design and adjustable length let you dial in correct geometry without bending factory components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable length to compensate for 2–4\" lift\u003c\/li\u003e\n  \u003cli\u003eTubular construction maintains strength and reduces weight\u003c\/li\u003e\n  \u003cli\u003eCNC-machined connections for precise fitment\u003c\/li\u003e\n  \u003cli\u003ePre-installed dust boots and greaseable sockets to protect joints\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and manufacturing features improve durability?\u003c\/h3\u003e\n\u003cp\u003eThese arms use thickened cold-drawn steel tubing and high-frequency heat-treated alloy ball pins for enhanced fatigue resistance. A durable powder-coat finish prevents rust, while PU bushings and greaseable joints extend service life in varied temperatures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePowder-coated surface to resist corrosion\u003c\/li\u003e\n  \u003cli\u003eCold-drawn steel tubing for structural integrity\u003c\/li\u003e\n  \u003cli\u003eHeat-treated alloy ball pin for stronger joint performance\u003c\/li\u003e\n  \u003cli\u003ePolyurethane bushings for long-lasting, temperature-resistant operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and model years are compatible?\u003c\/h3\u003e\n\u003cp\u003eThese KSP PERFORMANCE upper control arms are engineered for a wide range of GM 1500-series models spanning late 1990s through mid-2000s. Confirm your exact year, make and model before purchase to ensure a proper fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChevy Silverado 1500 (1999–2006)\u003c\/li\u003e\n  \u003cli\u003eChevy Avalanche 1500 (2002–2006), Suburban \u0026amp; Tahoe (2000–2006)\u003c\/li\u003e\n  \u003cli\u003eGMC Sierra 1500 (1999–2006), Yukon \u0026amp; Yukon XL 1500 (2000–2006)\u003c\/li\u003e\n  \u003cli\u003eExpress\/Savana 1500 (2003–2013), Cadillac Escalade series (2002–2006)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should these arms be maintained for long life?\u003c\/h3\u003e\n\u003cp\u003ePeriodic greasing of the zerk fittings preserves the internal socket and reduces wear—avoid over-tightening the zerk to prevent damage. New ball joints typically do not require additional grease within the first year; always follow installation torque specs and check fittings after initial road miles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTighten zerk fittings after refilling grease, but don’t overtighten\u003c\/li\u003e\n  \u003cli\u003eNew ball joints: no extra grease needed within the first year\u003c\/li\u003e\n  \u003cli\u003eInspect dust boots and bushings periodically for damage\u003c\/li\u003e\n  \u003cli\u003eRecheck alignment after installation and after first few hundred miles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: These control arms are aimed at truck and SUV owners who have lifted their 1999–2006 GM 1500-series vehicles by 2–4 inches and need a robust, adjustable replacement to restore proper suspension geometry. Installers range from experienced DIYers with alignment tools to professional shops upgrading lifted rigs for improved on- and off-road handling. If you require corrosion-resistant components, greaseable joints and polyurethane bushings for extended service life, these KSP PERFORMANCE tubular A-arms are built to meet those needs.\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 arms fit my 2004 Chevy Silverado with a 3\" lift?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the arms are adjustable for 2–4\" lifts and list fitment for 1999–2006 Silverado 1500; confirm your submodel and suspension setup before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the ball joints require immediate greasing after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — new ball joints generally do not need added grease within the first year; grease zerk fittings as part of routine maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KSP PERFORMANCE","offers":[{"title":"Default Title","offer_id":67584933462201,"sku":"B0BN7SS1FL","price":467.55,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/ksp-front-upper-control-arms-front-packaging.jpg?v=1790459655","url":"https:\/\/redleafauto.ca\/products\/ksp-performance-front-upper-control-arms-for-silverado-sierra-1500-2-4-adjustable-tubular-a-arms-greaseable-black-pair","provider":"Redleaf Auto","version":"1.0","type":"link"}