{"id":15987,"date":"2025-07-31T14:19:12","date_gmt":"2025-07-31T18:19:12","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-203-3940-seal-o-ring-2033940\/"},"modified":"2025-08-22T09:58:45","modified_gmt":"2025-08-22T13:58:45","slug":"caterpillar-203-3940-seal-o-ring-2033940","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-203-3940-seal-o-ring-2033940\/","title":{"rendered":"CATERPILLAR 203-3940 Seal-O Ring 2033940"},"content":{"rendered":"<p><strong>Caterpillar 203-3940 Seal-O Ring \u2013 Premium OEM-Grade Seal for Articulated Dump Trucks<\/strong><\/p>\n<p>The Caterpillar 203-3940 Seal-O Ring is a critical component designed to ensure optimal sealing performance across a wide range of Caterpillar articulated dump trucks, including models such as AFX-725, AGF-730, B1L-725, AWR-735, AXM-740, and many more. Manufactured to OEM specifications, this seal-o ring is engineered from high-grade elastomeric materials that provide exceptional resistance to wear, heat, and hydraulic fluids. With precise dimensions tailored to fit the complex drivetrain and hydraulic systems of heavy-duty articulated dump trucks, the 203-3940 seal guarantees leak-proof operation under extreme load conditions and harsh environments.<\/p>\n<p>Technically, the 203-3940 Seal-O Ring features superior metallurgy and compound formulation that maintain elasticity and sealing integrity over prolonged service intervals. Its robust design minimizes the risk of hydraulic fluid contamination and pressure loss, thereby enhancing overall machine efficiency and reducing downtime. This seal is compatible with multiple articulated dump truck models, including the 3T9-725, 3T3-730, WWD-740, TFK-745C, and H6X-730 EJECTOR, making it a versatile and reliable choice for fleet maintenance. Investing in the Caterpillar 203-3940 ensures durability, improved performance, and adherence to Caterpillar\u2019s stringent quality standards.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the genuine Caterpillar 203-3940 Seal-O Ring, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-203-3940-seal-o-ring-2033940\/\">Caterpillar 203-3940 Seal-O Ring at AllParts Expert<\/a>.<\/p>\n<p>Optimize your articulated dump truck\u2019s performance with this essential OEM seal, designed to withstand rigorous operational demands and extend the lifespan of your heavy equipment.<\/p>","protected":false},"excerpt":{"rendered":"<p>AFX-725 Articulated Dump Truck<br \/>\nAGF-730 Articulated Dump Truck<br \/>\nB1L-725 Articulated Dump Truck<br \/>\nB1M-730 Articulated Dump Truck<br \/>\nAWR-735 Articulated Dump Truck<br \/>\nAXM-740 Articulated Dump Truck<br \/>\n4PS-D250E II Articulated Dump Truck<br \/>\nAZZ-740 Articulated Dump Truck<br \/>\n3T9-725 Articulated Dump Truck<br \/>\n3T3-730 Articulated Dump Truck<br \/>\n3T4-730 Articulated Dump Truck<br \/>\nWWC-735 OEM Articulated Dump Truck<br \/>\n3T5-735 Articulated Dump Truck<br \/>\nB1N-735 Articulated Dump Truck<br \/>\nT4R-740B Articulated Dump Truck<br \/>\nB1P-740 Articulated Dump Truck<br \/>\nWWD-740 Articulated Dump Truck<br \/>\nTFK-745C Articulated Dump Truck<br \/>\n3T6-745 Articulated Dump Truck<br \/>\n8PS-D400E II Articulated Dump Truck<br \/>\nB1R-740 Articulated Dump Truck<br \/>\nH6Z-725 Articulated Dump Truck<br \/>\nWWA-725 Articulated Dump Truck<br \/>\nH6X-730 EJECTOR Articulated Dump Truck<br \/>\nL6X-730 EJECTOR Articulated Dump Truck<br \/>\n3F3-730 Articulated Dump Truck<br \/>\n3F4-730 Articulated Dump Truck<br \/>\nH6W-730 Articulated Dump Truck<br \/>\nL6W-730 Articulated Dump Truck<br \/>\nWWB-730 Articulated Dump Truck<br \/>\nT4P-735B Articulated Dump Truck<\/p>","protected":false},"featured_media":15734,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022],"model_no":[1825,7167,22277,7166,22278,22279,22281,22282,1817,2518,22283,22284,1827,22285,1510,22286,22287,22288,42361,22293,639,991,22297,992,993,22303,22304,32389,22305,22309,27625,994,995,22317,22318,22319,22320,22321,22322,22323,22324,22325,22326,22327,22328,32379,32378,32377,996,7156,7158,7161,7162],"product_cat":[144],"product_tag":[88279,88280,88299,88300,88287,88288,88290,88294,88286,88284,64140,65301,65302,88283,80125,88285,88281,88282,88291,88292,88295,88278,88277,88301,75723,88296,88298,64110,88293,88297,88289,65324],"class_list":{"0":"post-15987","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-articulated-dump-truck","8":"model_no-1825","9":"model_no-725c","10":"model_no-725c2","11":"model_no-7166","12":"model_no-730-ejector","13":"model_no-730c","14":"model_no-730c2","15":"model_no-730c2-ej","16":"model_no-1817","17":"model_no-735-oem","18":"model_no-735b","19":"model_no-735c","20":"model_no-1827","21":"model_no-740-gc","22":"model_no-740b","23":"model_no-740c","24":"model_no-22287","25":"model_no-745c","26":"model_no-a","27":"model_no-ap-1000d","28":"model_no-ap-1000e","29":"model_no-ap-1000f","30":"model_no-ap-1055d","31":"model_no-ap-1055e","32":"model_no-ap-1055f","33":"model_no-ap-500e","34":"model_no-ap-555e","35":"model_no-ap-600","36":"model_no-ap-600d","37":"model_no-ap-655d","38":"model_no-ap-755","39":"model_no-ap1000","40":"model_no-ap1055","41":"model_no-ap300","42":"model_no-ap300f","43":"model_no-ap355","44":"model_no-ap355f","45":"model_no-ap400","46":"model_no-ap455","47":"model_no-ap500","48":"model_no-ap500f","49":"model_no-ap555","50":"model_no-ap555f","51":"model_no-ap600","52":"model_no-ap600f","53":"model_no-ap655","54":"model_no-ap655f","55":"model_no-ap655f-l","56":"model_no-bg1000e","57":"model_no-d250e-ii","58":"model_no-d300e-ii","59":"model_no-d350e-ii","60":"model_no-d400e-ii","61":"product_cat-mining","62":"product_tag-203-3940-seal-o-ring","63":"product_tag-2033940-seal-for-articulated-dump-truck","64":"product_tag-3f3-730-cat-replacement-seal","65":"product_tag-3f4-730-o-ring-seal","66":"product_tag-3t3-730-sealing-ring","67":"product_tag-3t4-730-caterpillar-seal","68":"product_tag-3t5-735-dump-truck-seal","69":"product_tag-3t6-745-cat-seal","70":"product_tag-3t9-725-cat-seal-203-3940","71":"product_tag-4ps-d250e-ii-seal-ring","72":"product_tag-8ps-d400e-ii-o-ring","73":"product_tag-afx-725-seal-parts","74":"product_tag-agf-730-o-ring-replacement","75":"product_tag-awr-735-heavy-equipment-seal","76":"product_tag-axm-740-dump-truck-spare-parts","77":"product_tag-azz-740-o-ring-2033940","78":"product_tag-b1l-725-gasket-seal","79":"product_tag-b1m-730-cat-seal-203-3940","80":"product_tag-b1n-735-hydraulic-seal","81":"product_tag-b1p-740-seal-gasket","82":"product_tag-b1r-740-hydraulic-seal","83":"product_tag-cat-2033940-o-ring-seal","84":"product_tag-caterpillar-203-3940","85":"product_tag-h6w-730-cater","86":"product_tag-h6x-730-ejector-seal","87":"product_tag-h6z-725-cat-seal","88":"product_tag-l6x-730-dump-truck-o-ring","89":"product_tag-t4r-740b-cat-o-ring","90":"product_tag-tfk-745c-articulated-dump-truck-parts","91":"product_tag-wwa-725-spare-parts","92":"product_tag-wwc-735-oem-o-ring","93":"product_tag-wwd-740-seal-replacement","95":"first","96":"instock","97":"shipping-taxable","98":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/15987","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=15987"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/15734"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=15987"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=15987"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=15987"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=15987"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=15987"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=15987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}