{"id":49739,"date":"2026-01-26T01:07:52","date_gmt":"2026-01-26T06:07:52","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-101-1378-shaft-cluster-gear-1011378-2\/"},"modified":"2026-01-26T01:07:55","modified_gmt":"2026-01-26T06:07:55","slug":"caterpillar-101-1378-shaft-cluster-gear-1011378-2","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-101-1378-shaft-cluster-gear-1011378-2\/","title":{"rendered":"CATERPILLAR 101-1378 Shaft-Cluster Gear 1011378"},"content":{"rendered":"<p><strong>Caterpillar 101-1378 Shaft-Cluster Gear \u2013 OEM-Grade Durability and Precision for Heavy Equipment<\/strong><\/p>\n<p>The Caterpillar 101-1378 Shaft-Cluster Gear is a critical drivetrain component engineered for optimal performance across a wide range of heavy machinery, including KNS-3516B Industrial Engines, 4CS-5130B Excavators, and multiple off-highway trucks such as the 4YC-777B, 3PR-777D, and AGC-777D models. This shaft-cluster gear is also compatible with track-type tractors like the 4HK-D11N and 9XR-D11R, as well as wheel dozers (1JW-854G) and wheel-type loaders (7HR-992G). Manufactured using high-grade metallurgy, the gear features precision-machined teeth and robust dimensions tailored to withstand extreme load conditions and torque demands typical in mining, construction, and heavy-duty industrial applications.<\/p>\n<p>Designed to meet OEM specifications, the 101-1378 shaft-cluster gear ensures seamless integration within Caterpillar drivetrains, promoting enhanced mechanical efficiency and extended service life. Its hardened alloy steel construction offers superior resistance to wear, fatigue, and thermal stress, reducing downtime and maintenance costs. The gear\u2019s optimized tooth profile minimizes backlash and vibration, delivering smooth power transmission and improved drivetrain reliability under heavy load cycles. Ideal for rigorous operational environments, this component supports the sustained performance of flagship Caterpillar models, ensuring your equipment maintains peak productivity.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 101-1378 Shaft-Cluster Gear, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-101-1378-shaft-cluster-gear-1011378\/\">AllParts Expert\u2019s Caterpillar 101-1378 Shaft-Cluster Gear Product Page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>KNS-3516B Engine &#8211; Industrial<br \/>\n4CS-5130B Excavator<br \/>\n4YC-777B Off-highway Truck<br \/>\n3PR-777D Off-highway Truck<br \/>\nAGC-777D Off-highway Truck<br \/>\n4AR-793C Off-highway Truck<br \/>\n5ER-776D Off-highway Truck<br \/>\nAFS-776D Off-highway Truck<br \/>\n4XJ-777C Off-highway Truck<br \/>\n2YW-777D Off-highway Truck<br \/>\nFKR-777D Off-highway Truck<br \/>\n4GZ-793C Off-highway Truck<br \/>\nATY-793C Off-highway Truck<br \/>\nCBR-793C Off-highway Truck<br \/>\nFDB-793D Off-highway Truck<br \/>\n4HK-D11N Track-type Tractor<br \/>\n74Z-D11N Track-type Tractor<br \/>\n7PZ-D11R Track-type Tractor<br \/>\n9TR-D11R Track-type Tractor<br \/>\n9XR-D11R Track-type Tractor<br \/>\nAAF-D11R Track-type Tractor<br \/>\n1JW-854G Wheel Dozer<br \/>\nA4W-854G Wheel Dozer<br \/>\nAMP-854G Wheel Dozer<br \/>\n7HR-992G Wheel-type Loader<br \/>\nADZ-992G Wheel-type Loader<br \/>\nAZX-992G Wheel-type Loader<\/p>","protected":false},"featured_media":47445,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[77459],"model_no":[2598,4984,2457,2552,2542,2458,1379,1263,8176,1659,8524,1824],"product_cat":[144],"product_tag":[328649,312722,328651,328644,328631,328639,328633,328632,328641,328647,312716,328630,312738,312743,312720,328637,312748,312718,328629,328634],"class_list":{"0":"post-49739","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-engine-industrial","8":"model_no-3516b","9":"model_no-5130b","10":"model_no-776d","11":"model_no-777b","12":"model_no-777c","13":"model_no-777d","14":"model_no-793c","15":"model_no-793d","16":"model_no-854g","17":"model_no-992g","18":"model_no-d11n","19":"model_no-d11r","20":"product_cat-mining","21":"product_tag-101-1378-cluster-gear-for-cat-7hr-992g","22":"product_tag-101-1378-cluster-gear-for-heavy-machinery","23":"product_tag-101-1378-gear-for-cat-4cs-5130b-excavator","24":"product_tag-101-1378-gear-for-cat-excavator","25":"product_tag-101-1378-gear-for-cat-track-type-tractor","26":"product_tag-101-1378-gear-for-mining-equipment","27":"product_tag-101-1378-gear-for-off-highway-truck","28":"product_tag-101-1378-gear-for-wheel-dozer","29":"product_tag-101-1378-industrial-engine-gear","30":"product_tag-101-1378-shaft-gear-for-cat-4hk-d11n","31":"product_tag-101-1378-shaft-cluster-gear","32":"product_tag-1011378-shaft-cluster-gear","33":"product_tag-cat-101-1378-heavy-equipment-gear","34":"product_tag-cat-101-1378-replacement-gear","35":"product_tag-cat-101-1378-shaft-gear","36":"product_tag-cat-101-1378-wheel-type-loader-part","37":"product_tag-caterpillar-101-1378-drive-gear","38":"product_tag-caterpillar-101-1378-parts","39":"product_tag-caterpillar-101-1378-shaft-assembly","40":"product_tag-caterpillar-101-1378-track-type-tractor-gear","42":"first","43":"instock","44":"shipping-taxable","45":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/49739","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=49739"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/47445"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=49739"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=49739"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=49739"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=49739"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=49739"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=49739"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}