{"id":12965,"date":"2025-07-17T13:23:59","date_gmt":"2025-07-17T17:23:59","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-1r10-21-muffler-as-1r1021\/"},"modified":"2025-07-17T13:24:01","modified_gmt":"2025-07-17T17:24:01","slug":"caterpillar-1r10-21-muffler-as-1r1021","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-1r10-21-muffler-as-1r1021\/","title":{"rendered":"CATERPILLAR 1R10-21 Muffler AS 1R1021"},"content":{"rendered":"<p><strong>Caterpillar 1R10-21 Muffler AS 1R1021 \u2013 OEM-Grade Exhaust Solution for Heavy Equipment<\/strong><\/p>\n<p>The Caterpillar 1R10-21 Muffler AS 1R1021 is a high-performance exhaust component engineered for optimal durability and efficiency in heavy-duty applications. Designed to fit a wide range of Caterpillar machinery including engine-generator sets (83Z-3304B, 83Z-3304), industrial engines (10E-3304, 64Z-3306), motor graders (72V-140G, 96U-14G, 81V-140G, 13W-140G, and more), and track-type tractors (8FJ-D6E SR, 01Y-D6D, 05X-D6D, among others), this muffler ensures reliable exhaust flow management under rigorous load conditions. Constructed with premium-grade metallurgy, it offers superior resistance to thermal stress and corrosion, extending the service life of your equipment\u2019s drivetrain system.<\/p>\n<p>Technically, the 1R10-21 Muffler AS features precision-engineered internal baffles and robust casing dimensions tailored to minimize backpressure and optimize exhaust gas velocity. This results in enhanced engine performance, reduced noise emissions, and improved fuel efficiency. Its OEM-grade quality guarantees compatibility and seamless integration with Caterpillar\u2019s complex engine architectures, maintaining compliance with emission standards and operational reliability. Ideal for heavy equipment operating in demanding environments, this muffler supports sustained productivity and lowers maintenance costs by preventing premature wear.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 1R10-21 Muffler AS 1R1021, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-1r10-21-muffler-as-1r1021\/\">Caterpillar 1R10-21 Muffler AS 1R1021 at AllParts Expert<\/a>.<\/p>\n<p><strong>Related part numbers:<\/strong> 1R10-21, 1R1021, 83Z-3304B, 83Z-3304, 10E-3304, 64Z-3306, 72V-140G, 96U-14G, 81V-140G, 13W-140G, 4JD-160G, 26V-12G, 26V-130G, 26V-140G, 3PL-12G, 61M-12G, 4XM-12H, 8MN-12H, 4ER-12H, 5ZM-12H, 5MD-140G, 39V-14G, 8FJ-D6E, 01Y-D6D, 05X-D6D, 19B-D6D, 38C-D6D, 18X-140, 36X-140, 51A-140, 76G-140, 51A-141, 76G-141, 18X-143, 36X-143, 51A-143, 76G-143, 17R-D6C, 7XF-D6D, 5FR-D6F, 3SR-D6G<\/p>","protected":false},"excerpt":{"rendered":"<p>83Z-3304B Engine &#8211; Generator Set<br \/>\n83Z-3304 Engine &#8211; Generator Set<br \/>\n10E-3304 Engine &#8211; Industrial<br \/>\n64Z-3306 Engine &#8211; Industrial<br \/>\n72V-140G Motor Grader<br \/>\n96U-14G Motor Grader<br \/>\n81V-140G Motor Grader<br \/>\n13W-140G Motor Grader<br \/>\n4JD-160G Motor Grader<br \/>\n26V-12G Motor Grader<br \/>\n26V-130G Motor Grader<br \/>\n26V-140G Motor Grader<br \/>\n3PL-12G Motor Grader<br \/>\n61M-12G Motor Grader<br \/>\n4XM-12H NA Motor Grader<br \/>\n8MN-12H NA Motor Grader<br \/>\n4ER-12H Motor Grader<br \/>\n5ZM-12H Motor Grader<br \/>\n5MD-140G Motor Grader<br \/>\n39V-14G Motor Grader<br \/>\n8FJ-D6E SR Track-type Tractor<br \/>\n01Y-D6D Track-type Tractor<br \/>\n05X-D6D Track-type Tractor<br \/>\n19B-D6D Track-type Tractor<br \/>\n38C-D6D Track-type Tractor<br \/>\n18X-140 Track-type Tractor<br \/>\n36X-140 Track-type Tractor<br \/>\n51A-140 Track-type Tractor<br \/>\n76G-140 Track-type Tractor<br \/>\n51A-141 Track-type Tractor<br \/>\n76G-141 Track-type Tractor<br \/>\n18X-143 Track-type Tractor<br \/>\n36X-143 Track-type Tractor<br \/>\n51A-143 Track-type Tractor<br \/>\n76G-143 Track-type Tractor<br \/>\n17R-D6C Track-type Tractor<br \/>\n7XF-D6D SR Track-type Tractor<br \/>\n5FR-D6F SR Track-type Tractor<br \/>\n3SR-D6G SR Track-ty<\/p>","protected":false},"featured_media":12655,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[28676],"model_no":[2057,2058,2486,2483,732,2059,41228,41229,2062,2485,37496,37495,2050,6749,37555,41384,41385,41644,41645],"product_cat":[144],"product_tag":[65089,65090,65074,65078,65093,65091,65079,65080,65081,65094,65092,49983,65082,65085,53556,65083,65087,65086,46353,65075,65076,46367,65073,65072,65088,65084,65077,65071,65070],"class_list":{"0":"post-12965","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-engine-generator-set","8":"model_no-12g","9":"model_no-12h","10":"model_no-12h-na","11":"model_no-130g","12":"model_no-732","13":"model_no-140g","14":"model_no-41228","15":"model_no-41229","16":"model_no-14g","17":"model_no-160g","18":"model_no-37496","19":"model_no-3304b","20":"model_no-2050","21":"model_no-d6c","22":"model_no-d6d","23":"model_no-d6d-sr","24":"model_no-d6e-sr","25":"model_no-d6f-sr","26":"model_no-d6g-sr","27":"product_cat-mining","28":"product_tag-01y-d6d-track-type-tractor-components","29":"product_tag-05x-d6d-track-type-tractor-parts","30":"product_tag-10e-3304-industrial-engine","31":"product_tag-13w-140g-motor-grader-accessories","32":"product_tag-18x-140-track-type-tractor-parts","33":"product_tag-19b-d6d-track-type-tractor-parts","34":"product_tag-26v-12g-motor-grader-replacement","35":"product_tag-26v-130g-grader-parts","36":"product_tag-26v-140g-motor-grader-components","37":"product_tag-36x-140-track-type-tractor-components","38":"product_tag-38c-d6d-track-type-tractor-components","39":"product_tag-39v-14g-motor-grader-parts","40":"product_tag-3pl-12g-motor-grader-parts","41":"product_tag-4er-12h-motor-grader-parts","42":"product_tag-4jd-160g-motor-grader-parts","43":"product_tag-4xm-12h-na-motor-grader-parts","44":"product_tag-5md-140g-motor-grader-replacement-parts","45":"product_tag-5zm-12h-motor-grader-parts","46":"product_tag-61m-12g-motor-grader-parts","47":"product_tag-64z-3306-industrial-engine-parts","48":"product_tag-72v-140g-motor-grader-components","49":"product_tag-81v-140g-grader-parts","50":"product_tag-83z-3304-generator-set-engine","51":"product_tag-83z-3304b-engine-generator","52":"product_tag-8fj-d6e-sr-track-type-tractor-parts","53":"product_tag-8mn-12h-na-motor-grader-components","54":"product_tag-96u-14g-motor-grader-spare-parts","55":"product_tag-cat-1r1021-exhaust-part","56":"product_tag-caterpillar-1r10-21-muffler","58":"first","59":"instock","60":"shipping-taxable","61":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/12965","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=12965"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/12655"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=12965"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=12965"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=12965"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=12965"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=12965"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=12965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}