{"id":46043,"date":"2025-12-26T13:15:09","date_gmt":"2025-12-26T18:15:09","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-3g-5991-coupling-3g5991\/"},"modified":"2025-12-26T13:15:12","modified_gmt":"2025-12-26T18:15:12","slug":"caterpillar-3g-5991-coupling-3g5991","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-3g-5991-coupling-3g5991\/","title":{"rendered":"CATERPILLAR 3G-5991 Coupling 3G5991"},"content":{"rendered":"<p><strong>Caterpillar 3G-5991 Coupling \u2013 OEM-Grade Durability for Excavator Drivetrains<\/strong><\/p>\n<p>The Caterpillar 3G-5991 Coupling is a precision-engineered drivetrain component designed for a wide range of Caterpillar excavator models, including the 32K-235, 76U-225, 62X-235, and many others up to the 6ZK-330-A series. Manufactured to meet strict OEM specifications, this coupling features high-grade metallurgy that ensures exceptional resistance to wear and fatigue under heavy load conditions. With exacting dimensions tailored to fit seamlessly within the drivetrain assembly, the 3G-5991 coupling maintains optimal torque transmission and vibration dampening, critical for maintaining excavator performance and longevity.<\/p>\n<p>Constructed from premium alloy steel with advanced heat treatment processes, the 3G-5991 coupling offers superior tensile strength and corrosion resistance, making it ideal for demanding mining and construction environments. Its robust design minimizes mechanical backlash and reduces stress concentrations, enhancing drivetrain stability and reducing maintenance intervals. This coupling supports smooth power transfer between the engine and hydraulic systems, ensuring consistent operational efficiency and reducing the risk of unexpected downtime. Compatible with multiple excavator models, it is an essential replacement part for maintaining peak machine productivity.<\/p>\n<p>For reliable, OEM-quality Caterpillar spare parts that guarantee performance and durability, explore the full specifications and purchase options here: \ud83d\udd17 <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-3g-5991-coupling-3g5991\/\">Caterpillar 3G-5991 Coupling at AllParts.Expert<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>32K-235 Excavator<br \/>\n76U-225 Excavator<br \/>\n62X-235 Excavator<br \/>\n51U-225 Excavator<br \/>\n61X-225 Excavator<br \/>\n14Z-215 Excavator<br \/>\n61Z-215 Excavator<br \/>\n96L-215 Excavator<br \/>\n2ZD-225B Excavator<br \/>\n1GF-229 Excavator<br \/>\n1FD-235B Excavator<br \/>\n7WC-235B Excavator<br \/>\n3WG-235C Excavator<br \/>\n5AF-235C Excavator<br \/>\n8KJ-235D Excavator<br \/>\n2XC-215B Excavator<br \/>\n4FC-215B Excavator<br \/>\n9YB-215B Excavator<br \/>\n4HG-215C Excavator<br \/>\n57Y-215 Excavator<br \/>\n5CF-219 Excavator<br \/>\n2SJ-225D Excavator<br \/>\n1NK-231D Excavator<br \/>\n81X-235 Excavator<br \/>\n8CK-330 LN Excavator<br \/>\n2EL-330 L Excavator<br \/>\n8CK-330-A LN Excavator<br \/>\n2EL-330-A L Excavator<br \/>\n6ZK-330-A Excavator<\/p>","protected":false},"featured_media":45780,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[52],"model_no":[39033,7182,7187,7190,7193,7191,7192,7195,7196,6726,2052,2053,2054,7073,7205,2055,7074,7206],"product_cat":[144],"product_tag":[53089,182992,45670,299343,112209,89118,164613,58212,50606,299338,299341,284219,79036,95485,46610,89115,45682,89111,80222,47261,130475,46907,130484,45668,299344,80335,51522,82920,47496,299339,299342,299340],"class_list":{"0":"post-46043","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-excavator","8":"model_no-39033","9":"model_no-215b","10":"model_no-215c","11":"model_no-7190","12":"model_no-7193","13":"model_no-225b","14":"model_no-225d","15":"model_no-7195","16":"model_no-231d","17":"model_no-6726","18":"model_no-235b","19":"model_no-235c","20":"model_no-235d","21":"model_no-330-l","22":"model_no-330-ln","23":"model_no-330-a","24":"model_no-330-a-l","25":"model_no-330-a-ln","26":"product_cat-mining","27":"product_tag-14z-215-excavator-components","28":"product_tag-1fd-235b-excavator-parts","29":"product_tag-1gf-229-excavator-parts","30":"product_tag-1nk-231d-excavator-parts","31":"product_tag-2el-330-l-excavator-parts","32":"product_tag-2sj-225d-excavator-parts","33":"product_tag-2xc-215b-excavator-parts","34":"product_tag-2zd-225b-excavator-parts","35":"product_tag-32k-235-excavator-parts","36":"product_tag-3g-5991-coupling","37":"product_tag-3g-5991-excavator-coupling","38":"product_tag-3wg-235c-excavator-parts","39":"product_tag-4fc-215b-excavator-parts","40":"product_tag-4hg-215c-excavator-parts","41":"product_tag-51u-225-excavator-parts","42":"product_tag-57y-215-excavator-parts","43":"product_tag-5af-235c-excavator-parts","44":"product_tag-5cf-219-excavator-parts","45":"product_tag-61x-225-excavator-parts","46":"product_tag-61z-215-excavator-parts","47":"product_tag-62x-235-excavator-spare-parts","48":"product_tag-76u-225-excavator-components","49":"product_tag-7wc-235b-excavator-parts","50":"product_tag-81x-235-excavator-parts","51":"product_tag-8ck-2","52":"product_tag-8ck-330-ln-excavator-parts","53":"product_tag-8kj-235d-excavator-parts","54":"product_tag-96l-215-excavator-parts","55":"product_tag-9yb-215b-excavator-parts","56":"product_tag-cat-3g-5991-coupling","57":"product_tag-cat-3g-5991-parts","58":"product_tag-caterpillar-3g-5991-coupling","60":"first","61":"instock","62":"shipping-taxable","63":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/46043","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=46043"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/45780"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=46043"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=46043"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=46043"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=46043"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=46043"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=46043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}