{"product_id":"performance-water-pump-kit-for-chevrolet-tahoe-2000-2006-4-8l-5-3l","title":"Performance Water Pump Kit for Chevrolet Tahoe (2000-2006) 4.8L 5.3L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Water Pump and Accessory Drive Kit for 2000-2006 Chevrolet Tahoe (GMT800)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Water Pump Kit refreshes the entire front accessory drive and cooling system on the 2000-2006 Chevrolet Tahoe to prevent catastrophic engine overheating and restore stable coolant circulation.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Chevrolet Tahoe Thermal and Belt Drive Weakness\u003c\/h3\u003e\n\u003cp\u003eOn aging \u003cstrong\u003eGMT800\u003c\/strong\u003e platforms, factory cooling systems experience severe fatigue from continuous thermal cycling and heavy towing demands. The original equipment water pump shaft seals and internal bearings deteriorate, leading to shaft play, weep-hole leaks, and eventual impeller lockup. Simultaneously, the factory spring-loaded belt tensioner loses torsional damping over time, resulting in severe belt chatter, harmonic vibration, and belt slippage that degrades alternator charging and water pump rotational speed.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive service kit replaces critical wear items with heavy-duty components engineered to exceed factory tolerances. The water pump features a cast aluminum housing fitted with an upgraded, unitized mechanical seal and heavy-duty shaft bearing to resist cavitation and thermal fatigue. Paired with reinforced steel belt tensioner assemblies, OE-spec pulleys, and synthetic EPDM drive belts, this package restores correct belt tension across both accessory loops. It directly supersedes OEM part numbers \u003cstrong\u003e12580162\u003c\/strong\u003e, \u003cstrong\u003e12609719\u003c\/strong\u003e, and \u003cstrong\u003e12560380\u003c\/strong\u003e for durable, leak-free thermal regulation.\u003c\/p\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;\"\u003e2000-2006 Chevrolet Tahoe\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\u003eVortec 4800 (LR4) \/ Vortec 5300 (LM7, L59)\u003c\/strong\u003e \/ \u003cstrong\u003eGMT800\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;\"\u003e275-295 hp \/ 290-335 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;\"\u003e12580162, 12609719, 12560380, 12562458, 12703898, 19195104\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\u003e2000-2006 Chevrolet Tahoe (Base, LS, LT, Z71) 4.8L Vortec V8 (LR4)\u003c\/li\u003e\n  \u003cli\u003e2000-2006 Chevrolet Tahoe (Base, LS, LT, Z71) 5.3L Vortec V8 (LM7, L59)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the GMT800 Tahoe?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2000-2006 Chevrolet Tahoe equipped with either the \u003cstrong\u003eLR4\u003c\/strong\u003e 4.8L or \u003cstrong\u003eLM7\/L59\u003c\/strong\u003e 5.3L Vortec V8 engine.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this kit include the required installation gaskets and thermostat?\u003c\/h4\u003e\n\u003cp\u003eYes, the assembly comes complete with the water pump housing, integrated thermostat assembly, gaskets, O-rings, and tensioners for a complete front-drive overhaul.\u003c\/p\u003e\n\n\u003ch3\u003eThe Chevrolet Tahoe Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt for continuous towing, steep highway grades, and high thermal loads, this accessory and cooling package ensures your \u003cstrong\u003eGMT800\u003c\/strong\u003e maintains optimal fluid operating temperatures without parasitic belt slip.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67544628494584,"sku":"DS-E09YKBWGU","price":193.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-water-pump-kit-for-chevrolet-tahoe-2000-2006-4-8l-5-3l-1.jpg?v=1790708198","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-kit-for-chevrolet-tahoe-2000-2006-4-8l-5-3l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}