{"id":40824,"date":"2025-11-13T09:09:05","date_gmt":"2025-11-13T14:09:05","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-546-2081-pump-gp-diesel-exhaust-fluid-5462081\/"},"modified":"2025-11-13T09:09:09","modified_gmt":"2025-11-13T14:09:09","slug":"caterpillar-546-2081-pump-gp-diesel-exhaust-fluid-5462081","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-546-2081-pump-gp-diesel-exhaust-fluid-5462081\/","title":{"rendered":"CATERPILLAR 546-2081 Pump GP-Diesel Exhaust Fluid 5462081"},"content":{"rendered":"<p><strong>CATERPILLAR 546-2081 Pump GP-Diesel Exhaust Fluid \u2013 OEM-Grade Durability and Precision Performance<\/strong><\/p>\n<p>The Caterpillar 546-2081 Pump GP-Diesel Exhaust Fluid (DEF) is engineered to meet the stringent demands of modern diesel engines used in heavy-duty articulated dump trucks, asphalt pavers, and cold planers. Compatible with a wide range of Caterpillar models including the 3T9-725, 3T3-730, 2T4-730C2, and AC4-AP-1000F, this pump ensures optimal DEF delivery for effective SCR (Selective Catalytic Reduction) systems. Constructed with high-grade metallurgy and precision-engineered components, the pump features robust seals and corrosion-resistant materials designed to withstand harsh load conditions and extended operational cycles.<\/p>\n<p>This GP-Diesel Exhaust Fluid pump delivers consistent flow rates and pressure stability, crucial for maintaining emission compliance and engine efficiency. Its drivetrain integration is optimized for seamless operation within Caterpillar\u2019s DEF systems, reducing downtime and enhancing overall machine reliability. The pump\u2019s compact dimensions and durable housing facilitate easy installation and maintenance, while its OEM-grade quality guarantees compatibility and longevity. Ideal for use in articulated dump trucks, asphalt pavers, and cold planers, the 546-2081 pump supports sustainable operation by ensuring precise DEF dosing, reducing NOx emissions, and improving fuel economy.<\/p>\n<p>For professional-grade replacement parts that uphold Caterpillar\u2019s performance standards, explore the full specifications and purchase options at \ud83d\udd17 <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-546-2081-pump-gp-diesel-exhaust-fluid-5462081\/\">Caterpillar 546-2081 Pump GP-Diesel Exhaust Fluid<\/a>. This part is essential for maintaining your heavy equipment\u2019s emission control systems and operational efficiency.<\/p>","protected":false},"excerpt":{"rendered":"<p>3T9-725 Articulated Dump Truck<br \/>\n3T3-730 Articulated Dump Truck<br \/>\n3T4-730 Articulated Dump Truck<br \/>\n3T5-735 Articulated Dump Truck<br \/>\n3T8-740 GC Articulated Dump Truck<br \/>\n3T6-745 Articulated Dump Truck<br \/>\n3T7-740 Articulated Dump Truck<br \/>\n2T3-725C2 Articulated Dump Truck<br \/>\nTFB-725C Articulated Dump Truck<br \/>\n2T4-730C2 Articulated Dump Truck<br \/>\nTFF-730C Articulated Dump Truck<br \/>\nTFJ-735C Articulated Dump Truck<br \/>\nTFN-740C Articulated Dump Truck<br \/>\nTFK-745C Articulated Dump Truck<br \/>\n2T5-730C2 EJ Articulated Dump Truck<br \/>\nTFH-730C Articulated Dump Truck<br \/>\nAC4-AP-1000F Asphalt Paver<br \/>\nTJ5-AP-1055F Asphalt Paver<br \/>\n698-AP1000 Asphalt Paver<br \/>\nF7T-AP1055 Asphalt Paver<br \/>\nA66-AP600 Asphalt Paver<br \/>\nN66-AP600 Asphalt Paver<br \/>\n668-AP655 Asphalt Paver<br \/>\nP7C-AP655 Asphalt Paver<br \/>\nR66-AP655 Asphalt Paver<br \/>\nFG4-PM620 Cold Planer<br \/>\nLB8-PM620 Cold Planer<br \/>\nTPH-PM622 Cold Planer<br \/>\nXS6-PM622 Cold Planer<br \/>\nNM9-PM310 Cold Planer<br \/>\nNMA-PM310 Cold Planer<br \/>\nNJ9-PM312 Cold Planer<br \/>\nNJX-PM312 Cold Planer<br \/>\nJH9-PM313 Cold Planer<br \/>\nJHZ-PM313 Cold Planer<br \/>\n663-PM620 Cold Planer<br \/>\nJB9-PM62<\/p>","protected":false},"featured_media":40672,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022],"model_no":[40223,40226,40224,1046,40228,1049,41333,43051,696,43053,698,43043,43046,700,701,32218,32222,32223,704,32224,32234,707,708,709,711,3200,40284,36375,21328,1825,7167,22277,7166,22279,22281,22282,1817,22284,1827,22285,22286,22287,22288,688,689,690,691,9722,9725,9726,9729,15341,2531,991,993,994,995,22327,32379,2942,36337,2943,66,36340,63933,1036,123,692,37509,37508,1007,36336,40276,40277,40278,36331,36332,124510,7181,7180,36352,693,40281,36353,694,40282],"product_cat":[144],"product_tag":[75142,191009,94774,75777,110388,231011,59781,250503,250502,52722,144960,120312,90358,80116,250500,250499,212579,250501,202771,250504,250505,100410,139416,72947,180996,186936,80823,250442],"class_list":{"0":"post-40824","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-articulated-dump-truck","8":"model_no-40223","9":"model_no-40226","10":"model_no-315-gc","11":"model_no-1046","12":"model_no-317-gc","13":"model_no-1049","14":"model_no-320-gc","15":"model_no-320-gx","16":"model_no-696","17":"model_no-323-gx","18":"model_no-323f","19":"model_no-323f-l","20":"model_no-43046","21":"model_no-700","22":"model_no-326f","23":"model_no-326f-l","24":"model_no-326f-ln","25":"model_no-329f-l","26":"model_no-704","27":"model_no-330-gc","28":"model_no-330f-ln","29":"model_no-330gc","30":"model_no-708","31":"model_no-709","32":"model_no-711","33":"model_no-336-gc","34":"model_no-350mhpu","35":"model_no-374f","36":"model_no-390f","37":"model_no-1825","38":"model_no-725c","39":"model_no-725c2","40":"model_no-7166","41":"model_no-730c","42":"model_no-730c2","43":"model_no-730c2-ej","44":"model_no-1817","45":"model_no-735c","46":"model_no-1827","47":"model_no-740-gc","48":"model_no-740c","49":"model_no-22287","50":"model_no-745c","51":"model_no-688","52":"model_no-815k","53":"model_no-690","54":"model_no-816k","55":"model_no-9722","56":"model_no-825k","57":"model_no-9726","58":"model_no-826k","59":"model_no-15341","60":"model_no-836k","61":"model_no-ap-1000f","62":"model_no-ap-1055f","63":"model_no-ap1000","64":"model_no-ap1055","65":"model_no-ap600","66":"model_no-ap655","67":"model_no-c13","68":"model_no-c13-xq375","69":"model_no-c15","70":"model_no-c18","71":"model_no-c18-gen-se","72":"model_no-c3-6","73":"model_no-c4-4","74":"model_no-c7-1","75":"model_no-c7-1-gen","76":"model_no-c9-3","77":"model_no-c9-3b","78":"model_no-fm538","79":"model_no-md6200","80":"model_no-pm310","81":"model_no-pm312","82":"model_no-pm313","83":"model_no-pm620","84":"model_no-pm622","85":"model_no-scr","86":"model_no-tr43","87":"model_no-tr43-e44","88":"model_no-xq1140","89":"model_no-xq230","90":"model_no-xq330","91":"model_no-xq425","92":"model_no-xqp200","93":"model_no-xqp310","94":"product_cat-mining","95":"product_tag-2t3-725c2-articulated-dump-truck-parts","96":"product_tag-2t4-730c2-dump-truck-components","97":"product_tag-2t5-730c2-ej-dump-truck-parts","98":"product_tag-3t3-730-dump-truck-spare-parts","99":"product_tag-3t4-730-cat-dump-truck-components","100":"product_tag-3t5-735-articulated-truck-parts","101":"product_tag-3t6-745-articulated-dump-truck-parts","102":"product_tag-3t7-740-cat-dump-truck-spare-parts","103":"product_tag-3t8-740-gc-dump-truck-accessories","104":"product_tag-3t9-725-articulated-dump-truck-parts","105":"product_tag-668-ap655-asphalt-paver-spare-parts","106":"product_tag-698-ap1000-asphalt-paver-spare-parts","107":"product_tag-a66-ap600-asphalt-paver-components","108":"product_tag-ac4-ap-1000f-asphalt-paver-parts","109":"product_tag-cat-5462081-pump","110":"product_tag-caterpillar-546-2081","111":"product_tag-f7t-ap1055-asphalt-paver-parts","112":"product_tag-gp-diesel-exhaust-fluid-pump-546-2081","113":"product_tag-n66-ap600-cat-asphalt-paver-parts","114":"product_tag-p7c-ap655-asphalt-paver-accessories","115":"product_tag-r66","116":"product_tag-tfb-725c-articulated-truck-parts","117":"product_tag-tff-730c-articulated-dump-truck-parts","118":"product_tag-tfh-730c-articulated-dump-truck-spare-parts","119":"product_tag-tfj-735c-cat-dump-truck-parts","120":"product_tag-tfk-745c-articulated-dump-truck-components","121":"product_tag-tfn-740c-articulated-dump-truck-parts","122":"product_tag-tj5-ap-1055f-cat-asphalt-paver-components","124":"first","125":"instock","126":"shipping-taxable","127":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/40824","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=40824"}],"wp:featuredmedia":[{"em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