{"product_id":"starter-for-chevrolet-impala-2006-2011-3-5l-3-9l","title":"Starter for Chevrolet Impala (2006-2011) 3.5L 3.9L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Torque Replacement Starter Motor for 2006-2011 Chevrolet Impala (W-Body)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The replacement starter motor delivers high-torque cranking to the 2006-2011 Chevrolet Impala to ensure reliable engine turnover in all thermal conditions.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Chevrolet Impala Starter Failure Points\u003c\/h3\u003e\n\u003cp\u003eOn the ninth-generation \u003cstrong\u003eW-Body\u003c\/strong\u003e platform, factory starters paired with the \u003cstrong\u003eHigh Value LZ4\u003c\/strong\u003e (3.5L) and \u003cstrong\u003eLZ9\/LGD\u003c\/strong\u003e (3.9L) V6 powerplants frequently suffer from solenoid contact pitting, armature brush wear, and internal heat soak. Mounted low on the engine block near the exhaust manifold, OEM starters absorb massive thermal loads during repeated heat cycles. This prolonged thermal stress degrades internal copper windings, increases electrical resistance, and leads to common failure modes such as intermittent clicks, delayed engagement, slow cranking speeds, and high current draw that strains the charging system.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis replacement unit incorporates a 1.4 kW \u003cstrong\u003ePermanent Magnet Gear Reduction (PMGR)\u003c\/strong\u003e design engineered to maximize rotational torque while reducing amperage draw on the 12V electrical bus. Precision-wound, heavy-duty copper windings deliver uniform electromagnetic flux, resisting the thermal breakdown common in older direct-drive and standard field-coil units. Built with a reinforced solenoid, dual-sealed bearings, and a hardened 9-tooth steel pinion gear, this starter withstands flywheel ring gear shock loads and eliminates pinion hang-up. Direct-fit electrical terminals and a precision-cast mounting flange match the GM block pattern exactly, requiring no wiring modifications or shimming.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Starter Motor\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2006-2011 Chevrolet Impala\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eHigh Value V6 (LZ4 3.5L \/ LZ9 3.9L \/ LGD 3.9L) \/ W-Body\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e211-242 hp \/ 214-242 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e6785, 6787, 12594493, 12610636, 89017845, 323-1638, SDR0340\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2006-2011 Chevrolet Impala 3.5L V6 (LS, LT)\u003c\/li\u003e\n  \u003cli\u003e2006-2011 Chevrolet Impala 3.9L V6 (LT, LTZ)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the W-Body Impala?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2006-2011 Chevrolet Impala equipped with the \u003cstrong\u003eLZ4\u003c\/strong\u003e 3.5L and \u003cstrong\u003eLZ9\/LGD\u003c\/strong\u003e 3.9L V6 engines; it does not fit the 5.3L V8 (LS4) or 3.6L LFX models.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to shim this starter motor during installation?\u003c\/h4\u003e\n\u003cp\u003eNo, this PMGR unit is engineered to direct OEM factory tolerances and bolts straight to the engine block without requiring shims.\u003c\/p\u003e\n\n\u003ch3\u003eThe Chevrolet Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle daily commuting and high-mileage fleet service, this starter delivers consistent high-torque cranking to keep your GM powertrain operating dependably.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67898401030392,"sku":"DS-E7TCZWO82","price":72.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/starter-for-chevrolet-impala-2006-2011-3-5l-3-9l-1.jpg?v=1793320180","url":"https:\/\/performancechiptuning.com\/de\/products\/starter-for-chevrolet-impala-2006-2011-3-5l-3-9l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}