{"id":51638,"date":"2026-01-27T20:09:41","date_gmt":"2026-01-28T01:09:41","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-188-0503-gear-pump-drive-1880503\/"},"modified":"2026-01-27T20:09:44","modified_gmt":"2026-01-28T01:09:44","slug":"caterpillar-188-0503-gear-pump-drive-1880503","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-188-0503-gear-pump-drive-1880503\/","title":{"rendered":"CATERPILLAR 188-0503 Gear-Pump Drive 1880503"},"content":{"rendered":"<p><strong>Caterpillar 188-0503 Gear-Pump Drive \u2013 OEM-Grade Durability and Precision for Track-Type Tractors<\/strong><br \/>\nThe Caterpillar 188-0503 Gear-Pump Drive is a critical drivetrain component engineered for optimal performance across a wide range of Caterpillar track-type tractors, including models D5, D6N, and D5R series. Manufactured with high-grade metallurgy, this gear-pump drive ensures exceptional resistance to wear and tear under extreme load conditions typical in mining and heavy construction environments. Designed to meet or exceed OEM specifications, the 188-0503 part guarantees seamless integration and reliable power transmission, enhancing hydraulic pump efficiency and overall machine productivity.<\/p>\n<p>This gear-pump drive features precision-machined gears with exacting tolerances to maintain consistent torque delivery and minimize mechanical losses. Its robust construction supports high-pressure hydraulic systems, ensuring stable operation even in demanding applications. The component\u2019s compatibility with numerous Caterpillar models such as BMG-D5, MG5-D6N LGP, and D5L-D5R LGP underscores its versatility and critical role in maintaining drivetrain integrity. By utilizing this genuine replacement part, operators benefit from extended service intervals, reduced downtime, and improved fuel efficiency, making it an indispensable asset for heavy equipment maintenance.<\/p>\n<p>\ud83d\udd17 For detailed specifications and purchasing options, visit the <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-188-0503-gear-pump-drive-1880503\/\">Caterpillar 188-0503 Gear-Pump Drive product page<\/a>. This ensures you source a reliable, high-performance replacement part tailored for your Caterpillar track-type tractor needs.<\/p>","protected":false},"excerpt":{"rendered":"<p>BMG-D5 Track-type Tractor <\/p>\n<p>HL9-D5 Track-type Tractor <\/p>\n<p>RG9-D5 Track-type Tractor <\/p>\n<p>ST6-D5 Track-type Tractor <\/p>\n<p>MG5-D6N LGP Track-type Tractor <\/p>\n<p>SGG-D6N LGP Track-type Tractor <\/p>\n<p>NJN-D6N XL Track-type Tractor <\/p>\n<p>AKM-D6N Track-type Tractor <\/p>\n<p>ALY-D6N Track-type Tractor <\/p>\n<p>CCK-D6N Track-type Tractor <\/p>\n<p>GB6-D6N Track-type Tractor <\/p>\n<p>GHS-D6N Track-type Tractor <\/p>\n<p>LJR-D6N Track-type Tractor <\/p>\n<p>MLW-D6N Track-type Tractor <\/p>\n<p>D5L-D5R LGP Track-type Tractor <\/p>\n<p>D5X-D5R XL Track-type Tractor <\/p>\n<p>R5A-D5R2 Track-type Tractor <\/p>\n<p>WDZ-D5R2 Track-type Tractor <\/p>\n<p>WRE-D5R2 Track-type Tractor <\/p>\n<p>HR7-D5 Track-type Tractor <\/p>\n<p>KML-D5 Track-type Tractor <\/p>\n<p>KTA-D5 Track-type Tractor <\/p>\n<p>Z2K-D5 Track-type Tractor <\/p>\n<p>Z2N-D5 Track-type Tractor <\/p>\n<p>Z2P-D5 Track-type Tractor <\/p>\n<p>Z6A-D5 Track-type Tractor <\/p>\n<p>ZDA-D5 Track-type Tractor <\/p>\n<p>PBA-D6N LGP Track-type Tractor <\/p>\n<p>SC6-D6N OEM Track-type Tractor <\/p>\n<p>PER-D6N XL Track-type Tractor <\/p>\n<p>CBL-D6N Track-type Tractor <\/p>\n<p>CCS-D6N Track-type Tractor <\/p>\n<p>DJA-D6N Track-type Tractor <\/p>\n<p>DJY-D6N Track-type Tractor <\/p>\n<p>JAH-D6N Track-type Tractor <\/p>\n<p>P5S-D6N Track-type Tract<\/p>","protected":false},"featured_media":50600,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[6465],"model_no":[737,27953,27954,41249,660,27955,27956,27957],"product_cat":[144],"product_tag":[346898,346903,346912,346893,346900,346906,346909,346896,346897,346910,346894,346907,346901,346904,346905,346899,346895,346911,346902,346908],"class_list":{"0":"post-51638","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-track-type-tractor","8":"model_no-d5","9":"model_no-d5r-lgp","10":"model_no-d5r-xl","11":"model_no-d5r2","12":"model_no-d6n","13":"model_no-d6n-lgp","14":"model_no-d6n-oem","15":"model_no-d6n-xl","16":"product_cat-mining","17":"product_tag-188-0503-d5-track-tractor-pump","18":"product_tag-188-0503-d5r-track-type-pump","19":"product_tag-188-0503-drive-gear-pump-for-cat-machinery","20":"product_tag-188-0503-gear-pump-drive","21":"product_tag-188-0503-heavy-machinery-pump","22":"product_tag-188-0503-hydraulic-gear-pump","23":"product_tag-188-0503-pump-for-cat-track-type-tractors","24":"product_tag-188-0503-track-type-tractor-pump","25":"product_tag-cat-188-0503-hydraulic-pump","26":"product_tag-cat-188-0503-oem-gear-pump","27":"product_tag-cat-188-0503-parts","28":"product_tag-cat-188-0503-pump-for-d5-and-d6-series","29":"product_tag-cat-188-0503-replacement-gear-pump","30":"product_tag-cat-188-0503-track-loader-pump","31":"product_tag-caterpillar-188-0503-bulldozer-pump","32":"product_tag-caterpillar-188-0503-d6n-lgp-pump","33":"product_tag-caterpillar-188-0503-gear-pump","34":"product_tag-caterpillar-188-0503-heavy-equipment-pump","35":"product_tag-caterpillar-188-0503-mining-equipment-pump","36":"product_tag-caterpillar-188-0503-spare-parts","38":"first","39":"instock","40":"shipping-taxable","41":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/51638","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=51638"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/50600"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=51638"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=51638"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=51638"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=51638"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=51638"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=51638"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}