{"id":9942,"date":"2025-07-07T16:45:17","date_gmt":"2025-07-07T20:45:17","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-2p-8421-adapter-o-ring-2p8421\/"},"modified":"2025-07-07T16:45:19","modified_gmt":"2025-07-07T20:45:19","slug":"caterpillar-2p-8421-adapter-o-ring-2p8421","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-2p-8421-adapter-o-ring-2p8421\/","title":{"rendered":"CATERPILLAR 2P-8421 Adapter-O-Ring 2P8421"},"content":{"rendered":"<p><strong>Caterpillar 2P-8421 Adapter O-Ring \u2013 Premium OEM-Grade Seal for Articulated Dump Trucks and Asphalt Pavers<\/strong><\/p>\n<p>The Caterpillar 2P-8421 Adapter O-Ring is a critical sealing component engineered to meet the stringent demands of heavy-duty articulated dump trucks and asphalt pavers. Designed with precision metallurgy and manufactured from high-grade elastomeric materials, this O-ring ensures superior resistance to wear, heat, and chemical degradation. Its exact dimensions and robust construction provide a reliable seal in high-pressure hydraulic and drivetrain systems, preventing fluid leaks and maintaining optimal performance under extreme load conditions. Compatible with a wide range of Caterpillar models such as the 740-AXM, D350E II-2XW, 735B-L4D, and AP-1055D-A6P, this adapter O-ring is essential for maintaining the integrity and efficiency of your equipment.<\/p>\n<p>Technically, the 2P-8421 O-ring features enhanced elasticity and dimensional stability, allowing it to withstand continuous vibration and pressure fluctuations common in articulated dump trucks and asphalt pavers. Its OEM-grade quality guarantees a perfect fit and long service life, reducing downtime and maintenance costs. Whether installed in the hydraulic systems of the 740B-T4S or the drivetrain assemblies of the BG-2455D-BNW, this adapter O-ring delivers consistent sealing performance, contributing to improved machine reliability and operational safety.<\/p>\n<p>For more detailed specifications and to order the Caterpillar 2P-8421 Adapter O-Ring, visit the official product page here: \ud83d\udd17 <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-2p-8421-adapter-o-ring-2p8421\/\">Caterpillar 2P-8421 Adapter O-Ring on AllParts Expert<\/a><\/p>\n<p><strong>Related part numbers:<\/strong> 2P-8421<\/p>","protected":false},"excerpt":{"rendered":"<p>740-AXM Articulated Dump Truck<br \/>\nD350E II-2XW Articulated Dump Truck<br \/>\n740-AZZ Articulated Dump Truck<br \/>\n735-AWR Articulated Dump Truck<br \/>\n735-B1N Articulated Dump Truck<br \/>\nD350E-9LR Articulated Dump Truck<br \/>\nD400E II-8PS Articulated Dump Truck<br \/>\nD400E-2YR Articulated Dump Truck<br \/>\n740-B1P Articulated Dump Truck<br \/>\n740-B1R Articulated Dump Truck<br \/>\nD400E II-APF Articulated Dump Truck<br \/>\n735B-L4D Articulated Dump Truck<br \/>\n735B-T4P Articulated Dump Truck<br \/>\n740B-L4E Articulated Dump Truck<br \/>\n740B-T4R Articulated Dump Truck<br \/>\n740B-L4F Articulated Dump Truck<br \/>\n740B-T4S Articulated Dump Truck<br \/>\n735 OEM-WWC Articulated Dump Truck<br \/>\n740-WWD Articulated Dump Truck<br \/>\nD400-1MD Articulated Dump Truck<br \/>\nAP-1000D-EAD Asphalt Paver<br \/>\nBG-260D-BPW Asphalt Paver<br \/>\nAP-1055D-A6P Asphalt Paver<br \/>\nAP-1055D-FAC Asphalt Paver<br \/>\nBG-2455D-BNW Asphalt Paver<br \/>\nBG-2455D-BXW Asphalt Paver<br \/>\nAS2252C-TDS Asphalt Paver<br \/>\nAP-1000E-T1F Asphalt Paver<br \/>\nAP-1055B-8BM Asphalt Paver<br \/>\nAP-1055B-ABB Asphalt Paver<br \/>\nAP-800B-1BF Asphalt Paver<br \/>\nAP-800-1BF Asphalt Paver<br \/>\nBG-2455C-6TN Asphalt Pa<\/p>","protected":false},"featured_media":9780,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022,32371,32372,22236,32373,15344,28676,77459,77460,21024,52,21599,22242,18537,22243,21303,22246,13320,22247,27696,19873,15464,19934,22252,22253,6465,22255,15696,18046,28047,22256,22257,22258],"model_no":[39036,39043,39042,39046,39035,7043,7044,40223,40226,40224,7047,1046,40228,7051,7052,7209,43556,39312,39313,40288,5628,21320,37440,37442,37441,25983,7173,2573,37443,5271,39039,39040,39038,2672,1680,1678,38098,1817,2518,22283,1827,1510,38097,688,7177,38848,689,690,7176,38847,691,9722,7178,9723,9724,9725,9726,7175,9727,9728,9729,2529,2530,38100,38101,22292,22293,639,991,22295,22296,22297,992,993,22304,22305,22306,22308,22309,22312,22313,22314,22315,994,995,22324,22326,22327,22328,32379,32378,32377,22329,22330,22331,22332,22333,22342,22344,22345,22348,22349,22350,22351,22352,996,997,22353,22354,38118,40200,36364,37504,36337,36355,2943,43555,66,34846,19935,7163,7161,7169,7164,7162,36336,2654,42433,13622,40275,42458,42459,42460,42461,39048,39034,36352,36353,36362],"product_cat":[144],"product_tag":[43541,43550,43553,43544,43545,43548,43546,43554,43551,43552,43543,43549,41412,43542,25790,43547],"class_list":{"0":"post-9942","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-articulated-dump-truck","8":"machine-type-asphalt-paver","9":"machine-type-backhoe-loader","10":"machine-type-challenger","11":"machine-type-drill","12":"machine-type-earthmoving-compactor","13":"machine-type-engine-generator-set","14":"machine-type-engine-industrial","15":"machine-type-engine-marine","16":"machine-type-engine-truck","17":"machine-type-excavator","18":"machine-type-expanded-mining-products","19":"machine-type-forest-products","20":"machine-type-integrated-toolcarrier","21":"machine-type-loadhauldump","22":"machine-type-material-handler","23":"machine-type-mini-hydraulic-excavator","24":"machine-type-motor-grader","25":"machine-type-oem-solutions","26":"machine-type-off-highway-truck","27":"machine-type-paving-compactor","28":"machine-type-petroleum-products","29":"machine-type-pipelayer","30":"machine-type-technology","31":"machine-type-track-type-loader","32":"machine-type-track-type-tractor","33":"machine-type-underground-articulated-truck","34":"machine-type-wheel-dozer","35":"machine-type-wheel-tractor-scraper","36":"machine-type-wheel-type-loader","37":"machine-type-wheel-type-skidder","38":"machine-type-wheeled-excavator","39":"machine-type-work-tool","40":"model_no-39036","41":"model_no-39043","42":"model_no-1190t","43":"model_no-1290t","44":"model_no-39035","45":"model_no-312b","46":"model_no-312b-l","47":"model_no-40223","48":"model_no-40226","49":"model_no-315-gc","50":"model_no-315b-l","51":"model_no-1046","52":"model_no-317-gc","53":"model_no-317b-l","54":"model_no-317b-ln","55":"model_no-318b","56":"model_no-318b-n","57":"model_no-3406e","58":"model_no-39313","59":"model_no-40288","60":"model_no-3516e","61":"model_no-365b","62":"model_no-365b-ii","63":"model_no-365c","64":"model_no-365c-l","65":"model_no-385b","66":"model_no-7173","67":"model_no-446b","68":"model_no-5090b","69":"model_no-5110b","70":"model_no-39039","71":"model_no-39040","72":"model_no-39038","73":"model_no-2672","74":"model_no-6015b","75":"model_no-6020b","76":"model_no-65e","77":"model_no-1817","78":"model_no-735-oem","79":"model_no-735b","80":"model_no-1827","81":"model_no-740b","82":"model_no-75e","83":"model_no-688","84":"model_no-815f","85":"model_no-815f-ii","86":"model_no-815k","87":"model_no-690","88":"model_no-816f","89":"model_no-816f-ii","90":"model_no-816k","91":"model_no-9722","92":"model_no-825g","93":"model_no-825g-ii","94":"model_no-825h","95":"model_no-825k","96":"model_no-9726","97":"model_no-826g","98":"model_no-826g-ii","99":"model_no-826h","100":"model_no-826k","101":"model_no-836g","102":"model_no-836h","103":"model_no-85e","104":"model_no-95e","105":"model_no-ap-1000b","106":"model_no-ap-1000d","107":"model_no-ap-1000e","108":"model_no-ap-1000f","109":"model_no-ap-1050b","110":"model_no-ap-1055b","111":"model_no-ap-1055d","112":"model_no-ap-1055e","113":"model_no-ap-1055f","114":"model_no-ap-555e","115":"model_no-ap-600d","116":"model_no-ap-650b","117":"model_no-ap-655c","118":"model_no-ap-655d","119":"model_no-ap-800","120":"model_no-ap-800b","121":"model_no-ap-800c","122":"model_no-ap-800d","123":"model_no-ap1000","124":"model_no-ap1055","125":"model_no-ap500f","126":"model_no-ap555f","127":"model_no-ap600","128":"model_no-ap600f","129":"model_no-ap655","130":"model_no-ap655f","131":"model_no-ap655f-l","132":"model_no-as2251","133":"model_no-as2252c","134":"model_no-as2301","135":"model_no-as2302","136":"model_no-as2302c","137":"model_no-bg-2255c","138":"model_no-bg-225c","139":"model_no-bg-230","140":"model_no-bg-2455c","141":"model_no-bg-2455d","142":"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