{"id":48253,"date":"2026-01-16T03:56:59","date_gmt":"2026-01-16T08:56:59","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-2w-8303-gear-auxiliary-drive-2w8303\/"},"modified":"2026-01-16T03:57:02","modified_gmt":"2026-01-16T08:57:02","slug":"caterpillar-2w-8303-gear-auxiliary-drive-2w8303","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-2w-8303-gear-auxiliary-drive-2w8303\/","title":{"rendered":"CATERPILLAR 2W-8303 Gear-Auxiliary Drive 2W8303"},"content":{"rendered":"<p><strong>Caterpillar 2W-8303 Gear-Auxiliary Drive: OEM-Grade Durability and Precision Performance<\/strong><\/p>\n<p>The Caterpillar 2W-8303 Gear-Auxiliary Drive is engineered to deliver exceptional reliability and efficiency across a broad range of heavy-duty applications, including industrial engines (28Z-3516, 97Y-3508, 51Y-3512), excavators (7LL-5230, 4CS-5130B, 5ZL-5130, 4HZ-5230B), off-highway trucks (AX7-789D, DMC-785D), and track-type tractors (4HK-D11N, 74Z-D11N, 7PZ-D11R, 8ZR-D11R, 9TR-D11R, 9XR-D11R, AAF-D11R, 4BB-11SU, 4CB-11U, 4PB-11, 6SB-11). Manufactured with premium metallurgy and precision machining, this auxiliary drive gear ensures optimal drivetrain integration, maintaining consistent torque transmission under extreme load conditions.<\/p>\n<p>Designed to meet stringent OEM specifications, the 2W-8303 Gear-Auxiliary Drive boasts superior wear resistance and dimensional stability, critical for maintaining performance in harsh mining and construction environments. Its robust gear teeth profile and hardened steel construction reduce backlash and enhance power transfer efficiency, minimizing downtime and maintenance costs. Compatible with M3J and M4J CAT WDS OEM solutions, this component supports seamless installation and long-term operational integrity, making it an indispensable part for Caterpillar machinery requiring dependable auxiliary drive functionality.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 2W-8303 Gear-Auxiliary Drive, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-2w-8303-gear-auxiliary-drive-2w8303\/\">AllParts Expert Caterpillar 2W-8303 Gear-Auxiliary Drive<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>28Z-3516 Engine &#8211; Industrial<br \/>\n97Y-3508 Engine &#8211; Industrial<br \/>\n51Y-3512 Engine &#8211; Industrial<br \/>\n7LL-5230 Excavator<br \/>\n4CS-5130B Excavator<br \/>\n5ZL-5130 Excavator<br \/>\n4HZ-5230B Excavator<br \/>\nM4J-CAT WDS Oem Solutions<br \/>\nM3J- Oem Solutions<br \/>\nAX7-789D Off-highway Truck<br \/>\n4HK-D11N Track-type Tractor<br \/>\n74Z-D11N Track-type Tractor<br \/>\n7PZ-D11R Track-type Tractor<br \/>\n8ZR-D11R Track-type Tractor<br \/>\n9TR-D11R Track-type Tractor<br \/>\n9XR-D11R Track-type Tractor<br \/>\nAAF-D11R Track-type Tractor<br \/>\n4BB-11SU Track-type Tractor<br \/>\n4CB-11U Track-type Tractor<br \/>\n4PB-11 Track-type Tractor<br \/>\n6SB-11 Track-type Tractor<br \/>\nM3J-CAT WDS Oem Solutions<br \/>\nDMC-785D Off-highway Truck<\/p>","protected":false},"featured_media":47782,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[77459],"model_no":[16824,16822,16823,2594,3378,2597,7208,4984,4437,5801,5213,1380,33395,8524,1824],"product_cat":[144],"product_tag":[161765,317832,317838,52455,47685,90759,317846,317852,51714,46347,317865,47675,92436,60157,208042,51001,317841,317834,317863,311227,317844,317860,317796,317836,317850,317861,317847,317857,317855],"class_list":{"0":"post-48253","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-engine-industrial","8":"model_no-16824","9":"model_no-11su","10":"model_no-11u","11":"model_no-2594","12":"model_no-3378","13":"model_no-2597","14":"model_no-7208","15":"model_no-5130b","16":"model_no-4437","17":"model_no-5230b","18":"model_no-785d","19":"model_no-789d","20":"model_no-cat-wds","21":"model_no-d11n","22":"model_no-d11r","23":"product_cat-mining","24":"product_tag-28z-3516-industrial-engine","25":"product_tag-2w-8303-gear-auxiliary-drive","26":"product_tag-2w-8303-heavy-machinery-gear","27":"product_tag-4cs-5130b-excavator-parts","28":"product_tag-4hk-d11n-track-type-tractor-parts","29":"product_tag-4hz-5230b-excavator-spare-parts","30":"product_tag-51y-3512-engine-industrial","31":"product_tag-5zl-5130-excavator-gear","32":"product_tag-74z-d11n-track-type-tractor-parts","33":"product_tag-7ll-5230-excavator-parts","34":"product_tag-7pz-d11r-track-type-tractor-gear","35":"product_tag-8zr-d11r-track-type-tractor-parts","36":"product_tag-97y-3508-industrial-engine-parts","37":"product_tag-9tr-d11r-track-type-tractor-components","38":"product_tag-9xr-d11r-track-type-tractor-parts","39":"product_tag-ax7-789d-off-highway-truck-parts","40":"product_tag-cat-28z-3516-engine-parts","41":"product_tag-cat-2w-8303-parts","42":"product_tag-cat-74z-d11n-heavy-equipment-parts","43":"product_tag-cat-7ll-5230-excavator-components","44":"product_tag-cat-97y-3508-engine","45":"product_tag-cat-ax7-789d-truck-components","46":"product_tag-caterpillar-28z-3516-engine-components","47":"product_tag-caterpillar-2w-8303-gear-drive","48":"product_tag-caterpillar-4cs-5130b-heavy-equipment","49":"product_tag-caterpillar-4hk-d11n-tractor-components","50":"product_tag-caterpillar-51y-3512-parts","51":"product_tag-m3j-oem-solutions-cat","52":"product_tag-m4j-cat-wds-oem-solutions","54":"first","55":"instock","56":"shipping-taxable","57":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/48253","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=48253"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/47782"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=48253"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=48253"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=48253"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=48253"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=48253"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=48253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}