{"id":48157,"date":"2026-01-16T02:36:27","date_gmt":"2026-01-16T07:36:27","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-4n-0419-shaft-drive-idler-4n0419\/"},"modified":"2026-01-16T02:36:30","modified_gmt":"2026-01-16T07:36:30","slug":"caterpillar-4n-0419-shaft-drive-idler-4n0419","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-4n-0419-shaft-drive-idler-4n0419\/","title":{"rendered":"CATERPILLAR 4N-0419 Shaft-Drive Idler 4N0419"},"content":{"rendered":"

Caterpillar 4N-0419 Shaft-Drive Idler \u2013 OEM-Grade Durability and Precision Performance<\/strong><\/p>\n

The Caterpillar 4N-0419 Shaft-Drive Idler is a critical component engineered for optimal performance in heavy-duty machinery such as cold planers (3TK-PM-565, 8GS-PM-565B), drills (DLK-MD6310, DN7-MD6250), earthmoving compactors (7FR-836, 3RL-836), and engine-generator sets (81Z-3412C, DWB-C27). Manufactured with high-grade alloy steel and precision metallurgy, this idler shaft features robust dimensions tailored to withstand extreme load conditions and harsh operational environments. Its design ensures seamless integration within the drivetrain, providing consistent tension and alignment to the track system, thereby enhancing overall machine reliability and longevity.<\/p>\n

Technically, the 4N-0419 idler shaft boasts superior wear resistance and fatigue strength, achieved through advanced heat treatment processes that optimize its microstructure for maximum toughness. This results in reduced maintenance intervals and improved uptime for your Caterpillar equipment. The idler\u2019s precision-machined surfaces and balanced construction minimize vibration and noise, contributing to smoother operation and enhanced operator comfort. Ideal for use in demanding applications, this shaft-drive idler meets or exceeds OEM specifications, ensuring compatibility and peak performance across multiple Caterpillar models.<\/p>\n

For high-quality, durable replacement parts that maintain your equipment\u2019s efficiency and value, explore the Caterpillar 4N-0419 Shaft-Drive Idler available at AllParts Expert. \ud83d\udd17 Caterpillar 4N-0419 Shaft-Drive Idler – OEM Replacement Part<\/a><\/p>","protected":false},"excerpt":{"rendered":"

3TK-PM-565 Cold Planer
\n8GS-PM-565B Cold Planer
\n5XC-PR-1000C Cold Planer
\n5XC-PR-1000 Cold Planer
\n7PJ-PR-450C Cold Planer
\n7DC-PR-450 Cold Planer
\nDLK-MD6310 Drill
\nDLZ-MD6310 Drill
\nDN7-MD6250 Drill
\nDN8-MD6250 Drill
\n7FR-836 Earthmoving Compactor
\n3RL-836 Earthmoving Compactor
\n81Z-3412C Engine – Generator Set
\n81Z-3412 Engine – Generator Set
\nDWB-C27 Engine – Generator Set
\nSTR-C27 Engine – Generator Set
\nSXC-C32 Engine – Generator Set
\nMED-C32 Engine – Generator Set
\n78Z-3408B Engine – Generator Set
\n78Z-3408C Engine – Generator Set
\n78Z-3408 Engine – Generator Set
\n2WJ-3412 Engine – Generator Set
\nMEZ-POWER SYS Engine – Generator Set
\n4BZ-3412C Engine – Generator Set
\nFLX-C32 Engine – Generator Set
\nJAZ-C32 Engine – Generator Set
\nJSJ-C32 Engine – Generator Set
\nNRC-C32 Engine – Generator Set
\nTZJ-C32 Engine – Generator Set
\nTZK-C32 Engine – Generator Set
\nWDR-C32 Engine – Generator Set
\nKNM-C32 Engine – Generator Set
\n2BG-3408B Engine – Generator Set
\nBAK-3412C Engine – Generator Set
\nBAX-3412C Engine<\/p>","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[15462],"model_no":[38849,3373,3374,3375,1231,3376,3377,5271,152767,1678,2567,15341,2656,2657,36342,36356,2658,38116,6723,2659,2660,2661,2662,2663,2664,2665,2666,2667,2668,3369,3370,41417,3371,41416,2654,2655,2671,19877,19875,6724,36338,38840,6721,38842,38841,42431,42430,40395,6725],"product_cat":[144],"product_tag":[315939,315967,315951,315955,315945,315960,315954,315965,315958,315937,315971,315943,315949,315962,315941,315956,315969,315935,315953,315947],"class_list":{"0":"post-48157","1":"product","2":"type-product","3":"status-publish","5":"product_brand-caterpillar","6":"machine-type-cold-planer","7":"model_no-38849","8":"model_no-3408b","9":"model_no-3408c","10":"model_no-3408e","11":"model_no-1231","12":"model_no-3412c","13":"model_no-3412e","14":"model_no-5110b","15":"model_no-152767","16":"model_no-6020b","17":"model_no-2567","18":"model_no-15341","19":"model_no-c27","20":"model_no-c32","21":"model_no-c32-genset","22":"model_no-c32-marine","23":"model_no-c32b","24":"model_no-cg137-08","25":"model_no-cg137-12","26":"model_no-d1000","27":"model_no-d1250","28":"model_no-d800","29":"model_no-de1000s","30":"model_no-de1100","31":"model_no-de1250","32":"model_no-de1250s","33":"model_no-de1400","34":"model_no-de1500","35":"model_no-de800s","36":"model_no-g3408","37":"model_no-g3408b","38":"model_no-g3408c","39":"model_no-g3412","40":"model_no-g3412c","41":"model_no-md6250","42":"model_no-md6310","43":"model_no-oem-power","44":"model_no-pm-565","45":"model_no-pm-565b","46":"model_no-pm3412","47":"model_no-power-sys","48":"model_no-pr-1000","49":"model_no-pr-1000c","50":"model_no-pr-450","51":"model_no-pr-450c","52":"model_no-sct673","53":"model_no-sps342","54":"model_no-spt342","55":"model_no-xqg400","56":"product_cat-mining","57":"product_tag-4n-0419-drive-shaft-idler","58":"product_tag-4n-0419-idler-for-heavy-equipment","59":"product_tag-4n-0419-idler-for-mining-equipment","60":"product_tag-4n-0419-shaft-drive-idler-for-earthmoving","61":"product_tag-4n-0419-shaft-drive-idler-replacement","62":"product_tag-4n0419-shaft-drive-idler-for-caterpillar-machines","63":"product_tag-cat-4n-0419-construction-equipment-part","64":"product_tag-cat-4n-0419-drill-machine-part","65":"product_tag-cat-4n-0419-drive-shaft-component","66":"product_tag-cat-4n-0419-idler-shaft","67":"product_tag-cat-4n-0419-replacement-idler-shaft","68":"product_tag-cat-4n-0419-spare-part","69":"product_tag-cat-4n0419-shaft-idler","70":"product_tag-caterpillar-4n-0419-cold-planer-idler","71":"product_tag-caterpillar-4n-0419-heavy-machinery-part","72":"product_tag-caterpillar-4n-0419-mechanical-parts","73":"product_tag-caterpillar-4n-0419-oem-shaft-drive-idler","74":"product_tag-caterpillar-4n-0419-shaft-drive-idler","75":"product_tag-caterpillar-4n-0419-track-loader-idler","76":"product_tag-caterpillar-4n0419-idler","78":"first","79":"instock","80":"shipping-taxable","81":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/48157","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=48157"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=48157"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=48157"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=48157"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=48157"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=48157"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=48157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}