{"product_id":"high-output-alternator-for-lexus-ls-sc-1998-2000-4-0l","title":"High Output Alternator for Lexus LS400 SC400 (1998-2000) 4.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Amp 200A Alternator for 1998-2000 Lexus LS,SC (UCF20 \/ UZZ30)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The High Output 200-Amp Alternator replaces the low-output factory charging unit on the 1998-2000 Lexus LS400 and SC400 to eliminate idle voltage drop and sustain stable current delivery under heavy electrical demands.\u003c\/p\u003e\n\u003ch3\u003eThe Stock Lexus LS,SC Charging Limitation\u003c\/h3\u003e\n\u003cp\u003eFactory Denso units installed on the \u003cstrong\u003e1UZ-FE\u003c\/strong\u003e generate roughly 80 to 100 amps from the factory. While sufficient for stock cabin electronics, these aging alternators suffer severe diode pack saturation and thermal resistance drop-off under modern accessories. Running high-draw audio amplifiers, electric thermo-fans, or auxiliary lighting pulls system voltage below 12.6V at curb idle. This voltage sag causes headlight flickering, sluggish starter cranking, and premature battery degradation in \u003cstrong\u003eUCF20\u003c\/strong\u003e and \u003cstrong\u003eUZZ30\u003c\/strong\u003e platforms.\u003c\/p\u003e\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered as a direct bolt-in replacement, this 200-amp unit utilizes heavy-duty stator windings and high-efficiency rectifiers to deliver increased amperage across the entire RPM range, including critical low-RPM idle. Bench-tested prior to shipment, it retains the factory rotor shaft centerline, OE plug connector, and mounting lug spacing for clean integration without custom brackets. To safely route this increased current density, executing a \"Big 3\" electrical upgrade on the battery ground and primary charge leads is strongly advised.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 High Output 200-Amp Alternator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n\u003ctable width=\"100% style=\"\u003e\n\u003ctbody\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;\"\u003e1998-2000 Lexus LS,SC\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;\"\u003e\n\u003cstrong\u003e1UZ-FE\u003c\/strong\u003e 4.0L V8 \/ \u003cstrong\u003eUCF20\u003c\/strong\u003e, \u003cstrong\u003eUZZ30\u003c\/strong\u003e\n\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;\"\u003e290 hp \/ 300 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;\"\u003e\n\u003cstrong\u003e210-0176\u003c\/strong\u003e, \u003cstrong\u003e9661219-776\u003c\/strong\u003e, \u003cstrong\u003e27060-50210\u003c\/strong\u003e, \u003cstrong\u003e27060-50230\u003c\/strong\u003e, \u003cstrong\u003e101211-7301\u003c\/strong\u003e, \u003cstrong\u003e101211-7760\u003c\/strong\u003e, \u003cstrong\u003e101211-7761\u003c\/strong\u003e, \u003cstrong\u003e210-0175\u003c\/strong\u003e, \u003cstrong\u003eAL3306X\u003c\/strong\u003e, \u003cstrong\u003e13715\u003c\/strong\u003e, \u003cstrong\u003e13715N\u003c\/strong\u003e, \u003cstrong\u003e101211-7300\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1998-2000 Lexus LS400 4.0L V8\u003c\/li\u003e\n\u003cli\u003e1998-2000 Lexus SC400 4.0L V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the UCF20 LS,SC?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 1998-2000 Lexus LS400 (\u003cstrong\u003eUCF20\u003c\/strong\u003e) and SC400 (\u003cstrong\u003eUZZ30\u003c\/strong\u003e) equipped with the 4.0L \u003cstrong\u003e1UZ-FE\u003c\/strong\u003e VVT-i engine.\u003c\/p\u003e\n\u003ch4\u003eDo I need to upgrade my charging wiring?\u003c\/h4\u003e\n\u003cp\u003eYes, running heavy electrical accessories requires upgrading the primary alternator charge wire and ground straps to ensure the full 200-amp output is delivered without line resistance.\u003c\/p\u003e\n\u003ch3\u003eThe Lexus Engineering Standard\u003c\/h3\u003e\n\u003cp\u003eThe iconic \u003cstrong\u003e1UZ-FE\u003c\/strong\u003e V8 is legendary for bulletproof endurance; this heavy-duty alternator preserves that standard by maintaining rock-solid 14.4V charging stability even with high-draw auxiliary components running at wide-open throttle.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67621491441912,"sku":"DS-EOBGUGF6I","price":260.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/high-output-alternator-for-lexus-ls-sc-1998-2000-4-0l-1.jpg?v=1791662188","url":"https:\/\/performancechiptuning.com\/de\/products\/high-output-alternator-for-lexus-ls-sc-1998-2000-4-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}