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Models","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41gRkRB2CrL.jpg",36.37,349,0.0625,"2019-12-17","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB082X9HMHG",{"asin":761,"title":762,"brand":708,"imageUrl":763,"price":764,"rating":718,"reviews":188,"clickShare90":709,"clickShare360":765,"launchDate":766,"amazonUrl":767},"B0BYLWZTMR","RADHLBNIU Rear Main Seal Kit Compatible with Chevy Tahoe Suburban Silverado Express Avalanche Cadillac Escalade GMC Yukon Sierra Savana 4.8L 5.3L 6.0L 6.2L Replaces# 635-518 12633579 12639250","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F412uqUL0UqL.jpg",36.39,0.0735,"2023-03-16","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0BYLWZTMR",{"asin":769,"title":770,"brand":771,"imageUrl":772,"price":773,"rating":282,"reviews":61,"clickShare90":774,"clickShare360":775,"launchDate":776,"amazonUrl":777},"B0F3WPZL3L","LS Rear Main Seal Cover & Gasket Bolts For 1997-2013 LS Based 4.8 5.3 5.7 6.0 6.2L V8 Engines LS1 LQ4 LQ9 LM7 LS2 LS3 LS7 LC9 LS6 Replace# 12639250 12633579 635-518","Armker","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41V+kDQYGgL.jpg",38.23,0.0455,0.0547,"2025-04-17","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0F3WPZL3L",{"asin":779,"title":780,"brand":781,"imageUrl":782,"price":783,"rating":282,"reviews":648,"clickShare90":784,"clickShare360":785,"launchDate":415,"amazonUrl":786},"B0F6LCKB8K","BS40640 Rear Main Seal Kit for Chevy Silverado 1500 1997-2016 GM LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L - Replacement Crankshaft Seal & Metal Gasket Set Fits Tahoe Suburban","JBROPARTS","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41n9GlWwYGL.jpg",13.74,0.0445,0.0368,"https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0F6LCKB8K",{"asin":788,"title":789,"brand":790,"imageUrl":791,"price":792,"rating":793,"reviews":794,"clickShare90":795,"clickShare360":796,"launchDate":797,"amazonUrl":798},"B07FZFVXL6","GM Genuine Parts 89060436 Crankshaft Rear Main Seal","GM GENUINE PARTS","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F31ZemC3N5-L.jpg",27.16,4.7,183,0.0383,0.048,"2018-07-27","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB07FZFVXL6",{"asin":800,"title":801,"brand":702,"imageUrl":802,"price":803,"rating":804,"reviews":113,"clickShare90":805,"clickShare360":806,"launchDate":807,"amazonUrl":808},"B0FMJYZHPS","Sumyola Engine Rear Main Seal Cover Kit with Gasket & Bolt for Cadillac Escalade for GMC Yukon Sierra for Chevy Suburban Silverado Tahoe Express 4.8 5.3 6.0 6.2L Replace# 635-518 12633579 12639250","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41A4Nsm7k0L.jpg",26.07,4.9,0.0353,0.0148,"2025-08-15","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0FMJYZHPS",{"asin":810,"title":811,"brand":812,"imageUrl":813,"price":629,"rating":718,"reviews":814,"clickShare90":815,"clickShare360":816,"launchDate":817,"amazonUrl":818},"B0FVSH428Y","LOBIUTIYA 635-518 Rear Main Seal Kit with Oil Pan Gasket 12612350 Oil Pan Gaskets for Chevy Silverado Suburban Tahoe Trailblazer GMC Sierra Yukon 4.8L 5.3L 6.0L 6.2L 12637683","LOBIUTIYA","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41XMpM5OOeL.jpg",16,0.0302,0.0155,"2025-10-11","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0FVSH428Y",{"asin":820,"title":821,"brand":822,"imageUrl":823,"price":824,"rating":202,"reviews":825,"clickShare90":656,"clickShare360":826,"launchDate":827,"amazonUrl":828},"B08ZCDW278","ORAEVY BS 40640 Rear Main Seal Gasket Set- Compatible with GM LS LS1 LS6 LS2 LS3 LQ9 LQ4 4.8L 5.3L 5.7L 6.0L 6.2L Chevy Silverado Suburban Tahoe Trailblazer GMC Sierra","ORAEVY","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F4100O-1vTES.jpg",16.24,177,0.0396,"2021-03-18","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB08ZCDW278",{"asin":830,"title":831,"brand":832,"imageUrl":833,"price":834,"rating":804,"reviews":18,"clickShare90":835,"clickShare360":836,"launchDate":837,"amazonUrl":838},"B0GCF5Y5Y5","KAFKOF Rear Main Seal Gasket Kit Compatible with 4.8L 5.3L 5.7L 6.0L 6.2L Chevy Silverado Tahoe Suburban GMC Sierra Yukon Savana Cadillac Escalade. Engine Crankshaft Seal Kit Replace BS40640 12639249","kafkof","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F31ALgoVfMpL.jpg",14.38,0.0215,0.0076,"2025-12-24","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0GCF5Y5Y5",{"asin":840,"title":841,"brand":842,"imageUrl":843,"price":844,"rating":845,"reviews":814,"clickShare90":846,"clickShare360":847,"launchDate":848,"amazonUrl":849},"B09MSWJ52Q","LABLT 635-518 Rear Main Seal Kit 4.8 5.3 6.0 6.2 Replacement for 12633579 12639250","LABLT","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41KdmyowF4L.jpg",25.29,4.2,0.0169,0.0101,"2021-11-30","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB09MSWJ52Q",{"asin":851,"title":852,"brand":853,"imageUrl":854,"price":855,"rating":718,"reviews":856,"clickShare90":857,"clickShare360":858,"launchDate":859,"amazonUrl":860},"B08X4QL2TV","Moker LS Rear Main Seal Alignment Tool Front Cover Alignment Tools & Oil Pan Front Cover Alignment Tool Kit for GM LS Engine 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS4 LS9 LSA LQ4 LQ9 L76 L92","Moker","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41QVTLPgzYL.jpg",25.6,351,0.0153,0.0329,"2021-02-22","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB08X4QL2TV",{"asin":862,"title":863,"brand":864,"imageUrl":865,"price":866,"rating":228,"reviews":161,"clickShare90":857,"clickShare360":867,"launchDate":868,"amazonUrl":869},"B08QW4QXST","Michigan Motorsports LS Rear Main Crank Cover Seal | Replaces GM 89060436 | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS Engines LS1 LS2 LS3 LQ9 LQ4 | Quality Replacement Rear Main Seal for GM LS Applications","Michigan Motorsports","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F318d0u4oH5L.jpg",24.61,0.0063,"2019-02-20","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB08QW4QXST",{"asin":871,"title":872,"brand":873,"imageUrl":874,"price":875,"rating":228,"reviews":161,"clickShare90":876,"clickShare360":877,"launchDate":878,"amazonUrl":879},"B0GLXSB52T","VANLISON Rear Main Seal Cover Kit - Compatible with Chevy Silverado Tahoe Suburban Avalanche GMC Sierra Yukon Savana ESC 4.8L 5.3L 6.0L 6.2L - Replaces 635-518 12633579 12639250","Vanlison","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F41M7LR-JjaL.jpg",31.68,0.0138,0.0039,"2026-02-06","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0GLXSB52T",{"asin":881,"title":882,"brand":883,"imageUrl":884,"price":628,"rating":202,"reviews":244,"clickShare90":885,"clickShare360":886,"launchDate":887,"amazonUrl":888},"B0G3FYRQRD","vocsvok BS40640 Rear Main Seal Kit for Hummer Chevy Silverado GMC Buick Cadillac - Fits GM 4.8L 5.3L 5.7L 6.0L LS Engines Replacement Crankshaft Seal Metal Gasket Set","vocsvok","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F31eGpj6CE-L.jpg",0.0133,0.0083,"2025-11-22","https:\u002F\u002Fwww.amazon.com\u002Fdp\u002FB0G3FYRQRD",{"love":890,"hate":951,"returnReasons":1000},[891,898,905,912,919,926,932,937,942,946],{"topic":892,"percentOfMentions":893,"verbatims":894},"Quality-Overall",0.2778,[895,896,897],"The bolts look like very good quality","Overall, it looks like a quality kit that should work well for a full refresh","Excellent product",{"topic":899,"percentOfMentions":900,"verbatims":901},"Size-Overall",0.23929999999999998,[902,903,904],"Fit great","The fit has been just as it should be","Fit my LS1 perfect",{"topic":906,"percentOfMentions":907,"verbatims":908},"Leak-Proof",0.11539999999999999,[909,910,911],"No more leaking rear main seal","No leaks whatsoever","Fit great, zero leaks after install",{"topic":913,"percentOfMentions":914,"verbatims":915},"Advertised Vs Actual Product",0.0983,[916,917,918],"It does was supposed to do","Works as should","As described",{"topic":920,"percentOfMentions":921,"verbatims":922},"Assembly\u002FInstallation",0.059800000000000006,[923,924,925],"Easy install","All the holes are cleanly machined and\u002For perfectly threaded","No issues with installation or fitment",{"topic":927,"percentOfMentions":921,"verbatims":928},"Value For Money",[929,930,931],"the price is fair","Good bargain","Worth it",{"topic":933,"percentOfMentions":934,"verbatims":935},"Efficiency",0.0256,[936],"Works great",{"topic":938,"percentOfMentions":939,"verbatims":940},"Maintenance And Repair",0.0128,[941],"GM V8 engines can last a very long time with proper maintenance",{"topic":943,"percentOfMentions":939,"verbatims":944},"Safety Standards",[945],"Seals the rear main as it should",{"topic":947,"percentOfMentions":948,"verbatims":949},"Fuel Efficiency",0.0085,[950],"it plays a big role in keeping a 5.3L Chevy motor clean and healthy",[952,958,963,969,975,980,984,988,992,996],{"topic":906,"percentOfMentions":953,"verbatims":954},0.37920000000000004,[955,956,957],"Leaks","that is why it had started leaking so much","It will leak on you",{"topic":959,"percentOfMentions":649,"verbatims":960},"Durability",[961,962],"Lasted 6 months and blew out","After 3 months rear main seal blew completely from the rear cover",{"topic":892,"percentOfMentions":964,"verbatims":965},0.0875,[966,967,968],"Junk","Not good quality","trash the new junk",{"topic":920,"percentOfMentions":970,"verbatims":971},0.075,[972,973,974],"I havent installed it yet","I do know it's not going to be an easy installation on my van","I have not yet gotten around to installing this",{"topic":976,"percentOfMentions":977,"verbatims":978},"Compatibility-Overall",0.05,[979],"engineering does not fit the Eco tech 5.3 L",{"topic":981,"percentOfMentions":977,"verbatims":982},"Defective Material\u002FParts",[983],"Received unusable part",{"topic":899,"percentOfMentions":985,"verbatims":986},0.025,[987],"only complaint was the supplied bolts are larger than factory",{"topic":989,"percentOfMentions":985,"verbatims":990},"Thickness",[991],"This is actually thicker than the factory cover",{"topic":938,"percentOfMentions":993,"verbatims":994},0.0125,[995],"I replaced it before setting the engine in the new frame to save myself the headache of having to replace it later",{"topic":997,"percentOfMentions":993,"verbatims":998},"Lubrication",[999],"I lost oil pressure late January 2026",[1001,1003,1005,1007,1009,1011,1014,1015,1017,1020],{"reason":899,"pct":1002},0.2235,{"reason":906,"pct":1004},0.1406,{"reason":981,"pct":1006},0.1152,{"reason":927,"pct":1008},0.0876,{"reason":976,"pct":1010},0.0753,{"reason":1012,"pct":1013},"Product Condition",0.0553,{"reason":892,"pct":1013},{"reason":913,"pct":1016},0.0499,{"reason":1018,"pct":1019},"Functionality-Overall",0.0323,{"reason":920,"pct":1021},0.0253]