{"id":38931,"date":"2025-10-23T23:24:39","date_gmt":"2025-10-24T03:24:39","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-440-5055-cup-bearing-4405055\/"},"modified":"2025-10-23T23:24:41","modified_gmt":"2025-10-24T03:24:41","slug":"caterpillar-440-5055-cup-bearing-4405055","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-440-5055-cup-bearing-4405055\/","title":{"rendered":"CATERPILLAR 440-5055 Cup-Bearing 4405055"},"content":{"rendered":"<p><strong>CATERPILLAR 440-5055 Cup-Bearing \u2013 OEM-Grade Durability for Articulated Dump Trucks and Challengers<\/strong><\/p>\n<p>The CATERPILLAR 440-5055 Cup-Bearing (part number 4405055) is engineered to meet the rigorous demands of heavy-duty applications in articulated dump trucks and Challenger series vehicles. Compatible with models including the 4PS-D250E II, 5KS-D300E II, 2XW-D350E II, 8PS-D400E II, APF-D400E II articulated dump trucks, as well as Challenger models 018-MT700, 812-MTC735, 813-MTC745, 814-MTC755, and 815-MTC765, this cup-bearing is designed to ensure optimal drivetrain performance under extreme load conditions. Manufactured with precision metallurgy, it offers superior resistance to wear and fatigue, maintaining structural integrity across high-torque operations and harsh mining environments.<\/p>\n<p>Featuring robust construction with high-grade steel alloys and precision-machined surfaces, the 440-5055 cup-bearing provides excellent load distribution and reduced friction within the drivetrain assembly. This results in enhanced operational efficiency, extended service intervals, and minimized downtime. Its OEM-grade quality guarantees seamless fitment and reliable performance, making it an indispensable component for maintaining the longevity and productivity of Caterpillar heavy equipment. Ideal for professionals seeking durable, high-performance spare parts, this cup-bearing supports the demanding mechanical stresses typical of articulated dump trucks and crawler tractors.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the genuine CATERPILLAR 440-5055 Cup-Bearing, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-440-5055-cup-bearing-4405055\/\">AllParts Expert \u2013 Caterpillar 440-5055 Cup Bearing<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>4PS-D250E II Articulated Dump Truck<br \/>\n5KS-D300E II Articulated Dump Truck<br \/>\n2XW-D350E II Articulated Dump Truck<br \/>\n8PS-D400E II Articulated Dump Truck<br \/>\nAPF-D400E II Articulated Dump Truck<br \/>\n018-MT700 Challenger<br \/>\n812-MTC735 Challenger<br \/>\n813-MTC745 Challenger<br \/>\n814-MTC755 Challenger<br \/>\n815-MTC765 Challenger<\/p>","protected":false},"featured_media":36067,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022],"model_no":[7156,7158,7161,7162,38835,38836,38837,38838,38839],"product_cat":[144],"product_tag":[45664,61393,241284,46295,241286,78698,241296,241299,241301,241289,241292,241281,241278,25790,241307,241304],"class_list":{"0":"post-38931","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-d250e-ii","9":"model_no-d300e-ii","10":"model_no-d350e-ii","11":"model_no-d400e-ii","12":"model_no-mt700","13":"model_no-mtc735","14":"model_no-mtc745","15":"model_no-mtc755","16":"model_no-mtc765","17":"product_cat-mining","18":"product_tag-018-mt700-challenger-bearing","19":"product_tag-2xw-d350e-ii-cat-parts","20":"product_tag-440-5055-bearing-for-articulated-dump-truck","21":"product_tag-4ps-d250e-ii-spare-parts","22":"product_tag-5ks-d300e-ii-bearing-replacement","23":"product_tag-812-mtc735-challenger-parts","24":"product_tag-813-mtc745-cat-bearing","25":"product_tag-814-mtc755-challenger-440-5055","26":"product_tag-815-mtc765-cat-cup-bearing","27":"product_tag-8ps-d400e-ii-bearing-440-5055","28":"product_tag-apf-d400e-ii-cat-cup-bearing","29":"product_tag-cat-4405055-cup-bearing","30":"product_tag-caterpillar-440-5055","31":"product_tag-caterpillar-articulated-dump-truck-parts","32":"product_tag-construction-machinery-cat-bearings","33":"product_tag-mining-equipment-bearing-4405055","35":"first","36":"instock","37":"shipping-taxable","38":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/38931","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=38931"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/36067"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=38931"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=38931"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=38931"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=38931"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=38931"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=38931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}