{"id":51697,"date":"2026-01-27T20:53:09","date_gmt":"2026-01-28T01:53:09","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-271-5661-gear-as-idler-amp-weight-2715661\/"},"modified":"2026-01-27T20:53:11","modified_gmt":"2026-01-28T01:53:11","slug":"caterpillar-271-5661-gear-as-idler-amp-weight-2715661","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-271-5661-gear-as-idler-amp-weight-2715661\/","title":{"rendered":"CATERPILLAR 271-5661 Gear AS-Idler amp; Weight 2715661"},"content":{"rendered":"<p><strong>Caterpillar 271-5661 Gear AS-Idler &amp; Weight \u2013 OEM-Grade Durability for Heavy Equipment<\/strong><\/p>\n<p>The Caterpillar 271-5661 Gear AS-Idler &amp; Weight is a precision-engineered component designed to optimize the drivetrain performance of a wide range of Caterpillar machinery, including track-type tractors (models 27B-8A, 26B-8S, 9LB-8), off-highway trucks (02X-768C, 01X-769C), and various engine-generator sets (3408 series). Manufactured with high-grade alloy steel and advanced metallurgy processes, this idler gear ensures exceptional resistance to wear and fatigue under extreme load conditions. Its robust construction supports efficient power transmission and weight distribution, critical for maintaining machine stability and operational efficiency in demanding earthmoving, mining, and industrial applications.<\/p>\n<p>Technically, the 271-5661 Gear AS-Idler &amp; Weight features precision-machined teeth with optimized pitch and profile to reduce friction and enhance meshing accuracy within the drivetrain assembly. The component\u2019s dimensional specifications are engineered to meet OEM tolerances, ensuring seamless integration and reliable performance. Its weight balancing capabilities contribute to reduced vibration and extended service life of the undercarriage system. Ideal for use in cold planers, earthmoving compactors, marine products, and truck engines, this idler gear supports sustained heavy-duty operation while minimizing downtime and maintenance costs.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 271-5661 Gear AS-Idler &amp; Weight, visit the official product page at <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-271-5661-gear-as-idler-amp-weight-2715661\/\">AllParts Expert Caterpillar 271-5661 Gear AS-Idler &amp; Weight<\/a>. Enhance your equipment\u2019s reliability and performance with this essential OEM replacement part.<\/p>","protected":false},"excerpt":{"rendered":"<p>7DC-PR-450 Cold Planer <\/p>\n<p>3RL-836 Earthmoving Compactor <\/p>\n<p>2BG-3408B Engine &#8211; Generator Set <\/p>\n<p>78Z-3408B Engine &#8211; Generator Set <\/p>\n<p>78Z-3408C Engine &#8211; Generator Set <\/p>\n<p>78Z-3408 Engine &#8211; Generator Set <\/p>\n<p>5JA-SR4 Engine &#8211; Generator Set <\/p>\n<p>5KA-SR4 Engine &#8211; Generator Set <\/p>\n<p>3WR-G3408C Engine &#8211; Industrial <\/p>\n<p>9TD-3408B Engine &#8211; Industrial <\/p>\n<p>28V-3408B Engine &#8211; Truck <\/p>\n<p>28V-3408 Engine &#8211; Truck <\/p>\n<p>1EK-WEG Generator <\/p>\n<p>1LG-3408B Marine Products <\/p>\n<p>99U-3408B Marine Products <\/p>\n<p>99U-3408 Marine Products <\/p>\n<p>02X-768C Off-highway Truck <\/p>\n<p>01X-769C Off-highway Truck <\/p>\n<p>3BJ-771C Off-highway Truck <\/p>\n<p>27B-8A Track-type Tractor <\/p>\n<p>26B-8S Track-type Tractor <\/p>\n<p>2HC-8 Track-type Tractor <\/p>\n<p>9LB-8 Track-type Tractor <\/p>\n<p>1NH-9 Track-type Tractor <\/p>\n<p>1PH-9 Track-type Tractor <\/p>\n<p>7YB-D8L Track-type Tractor <\/p>\n<p>9EA-58L Track-type Tractor <\/p>\n<p>8XB-58 Track-type Tractor <\/p>\n<p>9EA-59L Track-type Tractor <\/p>\n<p>9EA-59N Track-type Tractor <\/p>\n<p>05Y-8A Track-type Tractor <\/p>\n<p>04Y-8S Track-type Tractor <\/p>\n<p>51M-8S Track-type Tractor <\/p>\n<p>74M-8S Track-type Tractor <\/p>\n<p>06Y-8U Track-type Tractor <\/p>\n<p>82M-8U Track-type Tractor <\/p>\n<p>1MH-9SU Track-<\/p>","protected":false},"featured_media":50508,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[15462],"model_no":[38849,3373,3374,21404,1671,1672,1673,15473,8799,15474,15475,8800,15476,2571,2570,2572,19942,15342,25996,28215,15341,19940,19941,21059,1670,7877,1674,1675,19937,1669,41417,38842,3372,42083],"product_cat":[144],"product_tag":[348065,348062,348049,348053,348068,348059,348056,348052,348050,348067,348057,348061,348064,348054,348066,348063,348060,348051,348055,348058],"class_list":{"0":"post-51697","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-cold-planer","8":"model_no-38849","9":"model_no-3408b","10":"model_no-3408c","11":"model_no-21404","12":"model_no-58l","13":"model_no-59l","14":"model_no-59n","15":"model_no-631d","16":"model_no-631e","17":"model_no-633d","18":"model_no-637d","19":"model_no-637e","20":"model_no-639d","21":"model_no-768c","22":"model_no-769c","23":"model_no-771c","24":"model_no-19942","25":"model_no-834b","26":"model_no-834s","27":"model_no-834u","28":"model_no-15341","29":"model_no-8a","30":"model_no-8s","31":"model_no-8u","32":"model_no-1670","33":"model_no-988b","34":"model_no-9su","35":"model_no-9u","36":"model_no-d8l","37":"model_no-d9n","38":"model_no-g3408c","39":"model_no-pr-450","40":"model_no-sr4","41":"model_no-weg","42":"product_cat-mining","43":"product_tag-271-5661-cold-planer-gear","44":"product_tag-271-5661-earthmoving-equipment-gear","45":"product_tag-271-5661-gear-as-idler","46":"product_tag-271-5661-heavy-machinery-gear","47":"product_tag-271-5661-marine-equipment-gear","48":"product_tag-271-5661-mining-equipment-gear","49":"product_tag-271-5661-track-type-tractor-gear","50":"product_tag-2715661-idler-gear-weight","51":"product_tag-cat-271-5661-gear","52":"product_tag-cat-271-5661-generator-set-gear","53":"product_tag-cat-271-5661-idler-assembly","54":"product_tag-cat-271-5661-idler-gear-weight","55":"product_tag-cat-271-5661-off-highway-truck-gear","56":"product_tag-cat-271-5661-spare-part","57":"product_tag-caterpillar-271-5661-compactor-gear","58":"product_tag-caterpillar-271-5661-engine-spare-parts","59":"product_tag-caterpillar-271-5661-heavy-equipment-part","60":"product_tag-caterpillar-271-5661-idler-gear","61":"product_tag-caterpillar-271-5661-track-type-tractor-part","62":"product_tag-caterpillar-idler-gear-271-5661","64":"first","65":"instock","66":"shipping-taxable","67":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/51697","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=51697"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/50508"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=51697"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=51697"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=51697"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=51697"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=51697"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=51697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}