{"product_id":"performance-engine-rebuild-re-ring-kit-for-gmc-yukon-2000-2013-4-8l-5-3l","title":"Performance Engine Rebuild Re-Ring Kit for GMC Yukon (2000-2013) 4.8L 5.3L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eComplete Engine Re-Ring Rebuild Kit for 2000-2013 GMC Yukon (GMT800 \/ GMT900)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Engine Rebuild Re-Ring Kit restores combustion cylinder sealing, eliminates crankcase blow-by, and renews connecting rod and main journal hydrodynamic bearings on 2000-2013 GMC Yukon 4.8L and 5.3L V8 engines.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock GMC Yukon Ring Pack \u0026amp; Bearing Degradation\u003c\/h3\u003e\n\u003cp\u003eFactory GM Gen III and Gen IV small block engines—including the \u003cstrong\u003eLR4\u003c\/strong\u003e, \u003cstrong\u003eLM7\u003c\/strong\u003e, and \u003cstrong\u003eLY5\u003c\/strong\u003e found across \u003cstrong\u003eGMT800\u003c\/strong\u003e and \u003cstrong\u003eGMT900\u003c\/strong\u003e platforms—frequently suffer from oil control ring sticking, carbon fouling, and loss of radial ring tension under sustained thermal cycling. Over extended service intervals, degraded piston-to-wall sealing increases blow-by, contaminates engine oil, and accelerates micro-welding and spalling on factory babbitt-layer journal bearings.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis re-ring overhaul kit restores cylinder pressure integrity and hydrodynamic oil wedge stability. Precision-machined replacement piston rings provide consistent wall contact to halt oil migration into the combustion chamber. Paired with heavy-duty rod and main bearings that resist fatigue under towing loads, the kit includes high-recovery Multi-Layer Steel (\u003cstrong\u003eMLS\u003c\/strong\u003e) cylinder head gaskets to prevent deck-surface combustion leaks, alongside precision molded fluoroelastomer crank and cover seals to eliminate high-vacuum oil seepage.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Gen III Valley Cover Gasket (\u003cstrong\u003e12558178\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2 LS1\/LS2\/LS3 Header Gaskets\u003c\/li\u003e\n  \u003cli\u003e1 LS Oil Pan Gasket\u003c\/li\u003e\n  \u003cli\u003e2 LS Water Pump Gaskets\u003c\/li\u003e\n  \u003cli\u003e1 LS Front Cover Gasket\u003c\/li\u003e\n  \u003cli\u003e2 LS Valve Cover Gaskets\u003c\/li\u003e\n  \u003cli\u003e1 LS Damper Seal\u003c\/li\u003e\n  \u003cli\u003e1 LS Rear Cover Gasket\u003c\/li\u003e\n  \u003cli\u003e1 Rear Main Seal\u003c\/li\u003e\n  \u003cli\u003e4 Water Crossover\/Block Off Gaskets (\u003cstrong\u003e12551933\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e1 Oil Filter Adapter Bypass Gasket (\u003cstrong\u003e12611384\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2 Knock Sensor Grommets (\u003cstrong\u003e12558177\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2 Multi-Layer Steel (MLS) Head Gaskets\u003c\/li\u003e\n  \u003cli\u003e1 Bolt Kit\u003c\/li\u003e\n  \u003cli\u003e1 Piston Rings Set\u003c\/li\u003e\n  \u003cli\u003e1 Main Bearings \u0026amp; Connecting Rod Bearings Set\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;\"\u003e2000-2013 GMC Yukon\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;\"\u003e4.8L (LR4\/L20), 5.3L (LM7\/L59\/LY5\/LMG) \/ GMT800, GMT900\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;\"\u003e275–320 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;\"\u003e12558178, BTR73450, 12617944, 12612350, 12630223, 12633904, 12637683, 12585673, 12639249, 89060436, 12551933, 12611384, 12558177, 12622033, MS2199, CB-663, E-937K, 2M4978\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\u003e2000-2009 GMC Yukon 4.8L V8 (GMT800 \/ GMT900)\u003c\/li\u003e\n  \u003cli\u003e2000-2013 GMC Yukon 5.3L V8 (GMT800 \/ GMT900)\u003c\/li\u003e\n  \u003cli\u003e2000-2013 GMC Yukon XL 1500 5.3L V8 (GMT800 \/ GMT900)\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 GMT800 and GMT900 Yukon?\u003c\/h4\u003e\n\u003cp\u003eYes, this kit is engineered for the 2000-2013 GMC Yukon equipped with 4.8L and 5.3L OHV V8 engines. \u003cstrong\u003eThis kit will not fit 6.0L or 6.2L engines due to differing cylinder bore diameters, and it does not include intake manifold gaskets.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eAre intake manifold gaskets included in this rebuild kit?\u003c\/h4\u003e\n\u003cp\u003eNo, intake manifold gaskets are not included and must be selected based on your application's specific intake port geometry (cathedral vs. rectangular).\u003c\/p\u003e\n\n\u003ch3\u003eThe GMC Truck Standard\u003c\/h3\u003e\n\u003cp\u003eFull-size GMC Yukon platforms demand uncompromised low-end torque and sustained oil pressure under severe towing duty; renewing your internal clearances and ring seal restores factory workhorse endurance.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67551520129272,"sku":"DS-EL1BZRMRS","price":188.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-engine-rebuild-re-ring-kit-for-gmc-yukon-2000-2013-4-8l-5-3l-1.jpg?v=1790798002","url":"https:\/\/performancechiptuning.com\/products\/performance-engine-rebuild-re-ring-kit-for-gmc-yukon-2000-2013-4-8l-5-3l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}