{"id":48313,"date":"2026-01-16T04:36:00","date_gmt":"2026-01-16T09:36:00","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-409-0303-coupling-as-perm-4090303\/"},"modified":"2026-01-16T04:36:03","modified_gmt":"2026-01-16T09:36:03","slug":"caterpillar-409-0303-coupling-as-perm-4090303","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-409-0303-coupling-as-perm-4090303\/","title":{"rendered":"CATERPILLAR 409-0303 Coupling AS-Perm 4090303"},"content":{"rendered":"

CATERPILLAR 409-0303 Coupling AS-Perm \u2013 OEM-Grade Durability and Precision Fit for Heavy-Duty Work Tools<\/strong>
\nThe Caterpillar 409-0303 Coupling AS-Perm is engineered to deliver exceptional performance and reliability across a wide range of Caterpillar work tools, including models 4ML-100, 4GL-63, 4KL-70S, 4KL-70, and more. Manufactured to meet stringent OEM specifications, this coupling ensures optimal drivetrain connectivity and seamless power transmission under extreme load conditions. Crafted from high-grade alloy steel with precision metallurgy, the 409-0303 coupling offers superior wear resistance and dimensional stability, making it ideal for demanding mining and construction applications.<\/p>\n

Designed to withstand rigorous operational stresses, the 409-0303 coupling features exacting dimensional tolerances that guarantee a perfect fit and reduced mechanical play. Its robust construction minimizes vibration and torque loss, enhancing the overall efficiency and lifespan of your Caterpillar work tools such as the 4ML-H100S, BED-H140CS, and BFB-H160CS. This coupling supports enhanced drivetrain integrity, reducing downtime and maintenance costs while maximizing equipment uptime. Whether used in heavy-duty excavators or loaders, the 409-0303 coupling is a critical component that upholds Caterpillar\u2019s reputation for durability and performance.<\/p>\n

For a reliable replacement part that meets OEM standards and supports optimal equipment functionality, explore the full specifications and purchase options here: \ud83d\udd17 Caterpillar 409-0303 Coupling AS-Perm at AllParts Expert<\/a>. Ensure your heavy equipment operates at peak efficiency with this precision-engineered coupling designed for longevity and superior load handling.<\/p>","protected":false},"excerpt":{"rendered":"

4ML-100 Work Tool
\n4GL-63 Work Tool
\n4KL-70S Work Tool
\n4KL-70 Work Tool
\n4ML-H100S Work Tool
\n4ML-H100 Work Tool
\nBED-H140CS Work Tool
\nBFB-H160CS Work Tool
\n4XL-H195 Work Tool
\n5MZ-H50S Work Tool
\n5MZ-H50 Work Tool
\n4GL-H63S Work Tool
\n4GL-H63 Work Tool
\n4KL-H70S Work Tool
\n4KL-H70 Work Tool<\/p>","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[43],"model_no":[318988,139289,114694,114693,318991,318990,103509,114896,318994,163742,163740,139291,139290,114696,114695],"product_cat":[144],"product_tag":[319001,319007,319015,319036,319034,319019,319017,319040,319038,319013,319023,319021,319028,319032,319030,319025,319027,319003,319009,319048,319005,319011,319046,319042,319044],"class_list":{"0":"post-48313","1":"product","2":"type-product","3":"status-publish","5":"product_brand-caterpillar","6":"machine-type-other-spare-parts","7":"model_no-318988","8":"model_no-139289","9":"model_no-114694","10":"model_no-70s","11":"model_no-h100","12":"model_no-h100s","13":"model_no-h140cs","14":"model_no-h160cs","15":"model_no-h195","16":"model_no-h50","17":"model_no-h50s","18":"model_no-h63","19":"model_no-h63s","20":"model_no-h70","21":"model_no-h70s","22":"product_cat-mining","23":"product_tag-409-0303-coupling","24":"product_tag-4090303-coupling-part","25":"product_tag-4gl-63-coupling-409-0303","26":"product_tag-4gl-h63-coupling-409-0303","27":"product_tag-4gl-h63s-coupling-409-0303","28":"product_tag-4kl-70-coupling-409-0303","29":"product_tag-4kl-70s-coupling-409-0303","30":"product_tag-4kl-h70-coupling-409-0303","31":"product_tag-4kl-h70s-coupling-409-0303","32":"product_tag-4ml-100-coupling-409-0303","33":"product_tag-4ml-h100-coupling-409-0303","34":"product_tag-4ml-h100s-coupling-409-0303","35":"product_tag-4xl-h195-coupling-409-0303","36":"product_tag-5mz-h50-coupling-409-0303","37":"product_tag-5mz-h50s-coupling-409-0303","38":"product_tag-bed-h140cs-coupling-409-0303","39":"product_tag-bfb-h160cs-coupling-409-0303","40":"product_tag-cat-409-0303-coupling","41":"product_tag-cat-4090303-coupling-replacement","42":"product_tag-cat-work-tool-parts-409-0303","43":"product_tag-caterpillar-409-0303-coupling-as-perm","44":"product_tag-caterpillar-409-0303-work-tool-coupling","45":"product_tag-caterpillar-work-tool-coupling-409-0303","46":"product_tag-heavy-machinery-coupling-409-0303","47":"product_tag-mining-equipment-coupling-409-0303","49":"first","50":"instock","51":"shipping-taxable","52":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/48313","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=48313"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=48313"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=48313"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=48313"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=48313"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=48313"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=48313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}