{"id":19502,"date":"2025-08-15T12:17:03","date_gmt":"2025-08-15T16:17:03","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-155-9543-pin-spring-1559543\/"},"modified":"2025-08-15T12:17:05","modified_gmt":"2025-08-15T16:17:05","slug":"caterpillar-155-9543-pin-spring-1559543","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-155-9543-pin-spring-1559543\/","title":{"rendered":"CATERPILLAR 155-9543 Pin-Spring 1559543"},"content":{"rendered":"<p><strong>Caterpillar 155-9543 Pin-Spring \u2013 OEM-Grade Durability for Articulated Dump Trucks<\/strong><\/p>\n<p>The Caterpillar 155-9543 Pin-Spring is a precision-engineered component designed to meet the rigorous demands of various Caterpillar articulated dump truck models, including the 1HK-D25D, 3AJ-D30D, 5TN-D250E, 5MG-D300D, and many others. Manufactured using high-grade alloy steel with advanced metallurgy processes, this pin-spring ensures optimal tensile strength and resistance to wear under heavy load conditions. Its exact dimensions and tolerances guarantee a perfect fit within the drivetrain assembly, maintaining the structural integrity and operational efficiency of your equipment.<\/p>\n<p>This pin-spring plays a critical role in securing pivot points and maintaining articulation stability, which is essential for the dynamic movement and load distribution in articulated dump trucks. Its robust design minimizes the risk of mechanical failure, reducing downtime and maintenance costs. OEM-quality assurance means this part meets Caterpillar\u2019s stringent specifications, providing long-lasting performance even in harsh environments. Ideal for models such as the 3T8-740 GC, 4PS-D250E II, 8TF-D400D, and WWD series, the 155-9543 pin-spring is indispensable for maintaining your fleet\u2019s reliability and productivity.<\/p>\n<p>\ud83d\udd17 For authentic Caterpillar 155-9543 Pin-Spring and detailed specifications, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-155-9543-pin-spring-1559543\/\">Caterpillar 155-9543 Pin-Spring at AllParts Expert<\/a>. Ensure your articulated dump truck operates at peak performance with this OEM-grade replacement part.<\/p>","protected":false},"excerpt":{"rendered":"<p>1HK-D25D Articulated Dump Truck<br \/>\n3AJ-D30D Articulated Dump Truck<br \/>\n5TN-D250E Articulated Dump Truck<br \/>\n5MG-D300D Articulated Dump Truck<br \/>\n3T8-740 GC Articulated Dump Truck<br \/>\n3T6-745 Articulated Dump Truck<br \/>\n4PS-D250E II Articulated Dump Truck<br \/>\n5KS-D300E II Articulated Dump Truck<br \/>\n7FN-D300E Articulated Dump Truck<br \/>\n9RF-D350D Articulated Dump Truck<br \/>\n2XW-D350E II Articulated Dump Truck<br \/>\n9LR-D350E Articulated Dump Truck<br \/>\n8TF-D400D Articulated Dump Truck<br \/>\n8PS-D400E II Articulated Dump Truck<br \/>\n2YR-D400E Articulated Dump Truck<br \/>\n2JJ-D40D Articulated Dump Truck<br \/>\n3T7-740 Articulated Dump Truck<br \/>\nAPF-D400E II Articulated Dump Truck<br \/>\nWWC-735 OEM Articulated Dump Truck<br \/>\nL4D-735B Articulated Dump Truck<br \/>\nT4P-735B Articulated Dump Truck<br \/>\nLFJ-735C Articulated Dump Truck<br \/>\nTFJ-735C Articulated Dump Truck<br \/>\nB1N-735 Articulated Dump Truck<br \/>\n3F8-740 GC Articulated Dump Truck<br \/>\nL4E-740B Articulated Dump Truck<br \/>\nT4R-740B Articulated Dump Truck<br \/>\nLFN-740C Articulated Dump Truck<br \/>\nTFN-740C Articulated Dump Truck<br \/>\nB1P-740 Articulated Dump Truck<br \/>\nWWD-<\/p>","protected":false},"featured_media":19180,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022],"model_no":[46699,41440,38072,2631,38069,2632,7174,7170,41442,38068,38074,38076,38077,41441,7171,41443,7172,38080,38082,2573,1817,2518,22283,22284,1827,22285,1510,22286,22287,22288,22292,22295,22296,22300,22301,22302,22304,22305,22306,22309,22314,22315,22316,22317,22318,22319,22320,22334,22335,22338,22339,22344,22345,22346,22347,22348,22350,22351,7159,7160,7155,7156,22357,7165,7157,7158,22360,22362,7163,7161,21042,7164,7162,21043,22369,22370],"product_cat":[144],"product_tag":[112042,112038,47515,52025,46133,112040,66427,68169,111977,112018,64789,112039,112041,112037,20035,112036,25790,1315,112043,68189],"class_list":{"0":"post-19502","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-46699","9":"model_no-416b","10":"model_no-416c","11":"model_no-416d","12":"model_no-420d","13":"model_no-424d","14":"model_no-426b","15":"model_no-426c","16":"model_no-428b","17":"model_no-428c","18":"model_no-428d","19":"model_no-430d","20":"model_no-432d","21":"model_no-436b","22":"model_no-436c","23":"model_no-438b","24":"model_no-438c","25":"model_no-438d","26":"model_no-442d","27":"model_no-446b","28":"model_no-1817","29":"model_no-735-oem","30":"model_no-735b","31":"model_no-735c","32":"model_no-1827","33":"model_no-740-gc","34":"model_no-740b","35":"model_no-740c","36":"model_no-22287","37":"model_no-745c","38":"model_no-ap-1000b","39":"model_no-ap-1050b","40":"model_no-ap-1055b","41":"model_no-ap-255e","42":"model_no-ap-300","43":"model_no-ap-300d","44":"model_no-ap-555e","45":"model_no-ap-600d","46":"model_no-ap-650b","47":"model_no-ap-655d","48":"model_no-ap-800c","49":"model_no-ap-800d","50":"model_no-ap-900b","51":"model_no-ap300","52":"model_no-ap300f","53":"model_no-ap355","54":"model_no-ap355f","55":"model_no-as3143","56":"model_no-as3173","57":"model_no-as4173","58":"model_no-as4251c","59":"model_no-bg-225c","60":"model_no-bg-230","61":"model_no-bg-230d","62":"model_no-bg-240c","63":"model_no-bg-2455c","64":"model_no-bg-245c","65":"model_no-bg-260c","66":"model_no-d20d","67":"model_no-d250d","68":"model_no-d250e","69":"model_no-d250e-ii","70":"model_no-d25d","71":"model_no-d300d","72":"model_no-d300e","73":"model_no-d300e-ii","74":"model_no-d30d","75":"model_no-d350d","76":"model_no-d350e","77":"model_no-d350e-ii","78":"model_no-d400d","79":"model_no-d400e","80":"model_no-d400e-ii","81":"model_no-d40d","82":"model_no-se34v","83":"model_no-se34vt","84":"product_cat-mining","85":"product_tag-155-9543-oem-pin-spring","86":"product_tag-155-9543-pin-spring","87":"product_tag-1hk-d25d-parts","88":"product_tag-2xw-d350e-ii-parts","89":"product_tag-3aj-d30d-spare-parts","90":"product_tag-3f8-740-gc-spare-parts","91":"product_tag-3t8-740-gc-parts","92":"product_tag-4ps-d250e-ii-components","93":"product_tag-5mg-d300d-spring-pin","94":"product_tag-5tn-d250e-pin-spring","95":"product_tag-8tf-d400d-cat-parts","96":"product_tag-9rf-d350d-pin-spring","97":"product_tag-articulated-dump-truck-pin-spring","98":"product_tag-cat-1559543-pin-spring","99":"product_tag-cat-construction-machinery-parts","100":"product_tag-caterpillar-155-9543","101":"product_tag-caterpillar-articulated-dump-truck-parts","102":"product_tag-caterpillar-mining-equipment-parts","103":"product_tag-l4e-740b-pin-spring","104":"product_tag-wwc-735-oem-parts","106":"first","107":"instock","108":"shipping-taxable","109":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/19502","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=19502"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/19180"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=19502"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=19502"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=19502"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=19502"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=19502"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=19502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":t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