{"id":49909,"date":"2026-01-26T03:06:41","date_gmt":"2026-01-26T08:06:41","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-354-6789-bellows-as-3546789\/"},"modified":"2026-01-26T03:06:43","modified_gmt":"2026-01-26T08:06:43","slug":"caterpillar-354-6789-bellows-as-3546789","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-354-6789-bellows-as-3546789\/","title":{"rendered":"CATERPILLAR 354-6789 Bellows AS 3546789"},"content":{"rendered":"

Caterpillar 354-6789 Bellows AS \u2013 OEM-Grade Durability for Industrial and Off-Highway Applications<\/strong>
\nThe Caterpillar 354-6789 Bellows AS is a precision-engineered component designed to meet the rigorous demands of various Caterpillar engine and off-highway truck models. Compatible with a wide range of industrial engines such as the X3F-C13 XQ375, BDN-C18, KWJ-C13, and C9N-C9.3, as well as off-highway trucks including the AGC-777D and KYD-777E, this bellows assembly ensures optimal sealing and protection under extreme load conditions. Manufactured from high-grade elastomeric materials with reinforced metallurgy, it provides exceptional resistance to heat, vibration, and mechanical wear, making it indispensable for maintaining drivetrain integrity and engine performance.<\/p>\n

Engineered for superior flexibility and longevity, the 354-6789 Bellows AS maintains critical pressure containment and prevents contamination ingress in harsh operational environments. Its robust construction supports dynamic movement and thermal expansion, ensuring consistent performance across diverse applications such as generator sets (X3M-C13 XQ350, X8H-XQ425) and petroleum product systems (PFW-CX31-P600, PDJ-CX31-C13I). This component\u2019s precision fit and OEM-grade quality reduce downtime and extend maintenance intervals, enhancing overall equipment reliability and operational efficiency.<\/p>\n

For detailed specifications and to purchase the Caterpillar 354-6789 Bellows AS, visit the official product page at \ud83d\udd17 Caterpillar 354-6789 Bellows AS on AllParts Expert<\/a>. Ensure your heavy equipment operates at peak performance with this essential, high-quality spare part.<\/p>","protected":false},"excerpt":{"rendered":"

X3F-C13 XQ375 Engine – Generator Set
\nX3M-C13 XQ350 Engine – Generator Set
\nX8H-XQ425 Engine – Generator Set
\nBDN-C18 Engine – Industrial
\nKWJ-C13 Engine – Industrial
\nN3F-C13 Engine – Industrial
\nC9N-C9.3 Engine – Industrial
\nD9N-C9.3 Engine – Industrial
\nLDN-C15 Engine – Industrial
\nN8F-C18 Engine – Industrial
\nN5F-C15 Engine – Industrial
\nN3H-C13B Engine – Industrial
\nN5H-C15 Engine – Industrial
\nN8H-C18 Engine – Industrial
\nAT4-C27 Engine – Industrial
\nJFJ-C27 Engine – Industrial
\nWJC-C27 Engine – Industrial
\nCS9-C9.3 Engine – Industrial
\nWJD-C32 Engine – Industrial
\nWJE-C32 Engine – Industrial
\nAGC-777D Off-highway Truck
\nFKR-777D Off-highway Truck
\n3PR-777D Off-highway Truck
\nKYD-777E Off-highway Truck
\n7W9-777 Off-highway Truck
\nKDZ-777E Off-highway Truck
\n4XJ-777C Off-highway Truck
\n7W8-777 Off-highway Truck
\nKDP-777E Off-highway Truck
\n4YC-777B Off-highway Truck
\nPFW-CX31-P600 Petroleum Products
\nPDJ-CX31-C13I Petroleum Products
\nPDK-CX31-C9I Petroleum Products
\nPCF-CX35-C18I Petroleum Products
\nPDC-<\/p>","protected":false},"featured_media":49409,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[28676],"model_no":[15480,6718,6719,26001,2459,2552,2542,2458,1654,2942,36339,36337,36355,2943,66,2656,2657,37509,2944,2945,37532,2946,41505,2947,2674,2948,2949,2675,2676,36353],"product_cat":[144],"product_tag":[331828,331834,331845,331856,331838,331860,331851,331842,331847,331830,331849,331844,331862,331836,331853,331832,331852,331857,331840,331846],"class_list":{"0":"post-49909","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-651b","9":"model_no-651e","10":"model_no-657e","11":"model_no-657g","12":"model_no-2459","13":"model_no-777b","14":"model_no-777c","15":"model_no-777d","16":"model_no-777e","17":"model_no-c13","18":"model_no-c13-xq350","19":"model_no-c13-xq375","20":"model_no-c13b","21":"model_no-c15","22":"model_no-c18","23":"model_no-c27","24":"model_no-c32","25":"model_no-c9-3","26":"model_no-cx31-c13i","27":"model_no-cx31-c18i","28":"model_no-cx31-c9i","29":"model_no-cx31-p600","30":"model_no-cx31-p600-2","31":"model_no-cx35-c18i","32":"model_no-cx35-p800","33":"model_no-cx38-p800","34":"model_no-cx38-p892","35":"model_no-th48","36":"model_no-th48-e70","37":"model_no-xq425","38":"product_cat-mining","39":"product_tag-354-6789-bellows","40":"product_tag-354-6789-engine-bellows","41":"product_tag-354-6789-generator-set-bellows","42":"product_tag-354-6789-heavy-equipment-bellows","43":"product_tag-354-6789-heavy-machinery-bellows","44":"product_tag-354-6789-kwj-c13-engine-bellows","45":"product_tag-354-6789-mining-equipment-bellows","46":"product_tag-354-6789-off-highway-truck-bellows","47":"product_tag-354-6789-xq375-generator-bellows","48":"product_tag-cat-354-6789-bellows","49":"product_tag-cat-354-6789-c9n-c9-3-engine-bellows","50":"product_tag-cat-354-6789-industrial-engine-part","51":"product_tag-cat-354-6789-off-highway-truck-replacement-parts","52":"product_tag-cat-354-6789-parts","53":"product_tag-cat-354-6789-petroleum-products-part","54":"product_tag-caterpillar-354-6789-bellows-as","55":"product_tag-caterpillar-354-6789-drive-bellows","56":"product_tag-caterpillar-354-6789-industrial-engine-replacement","57":"product_tag-caterpillar-354-6789-replacement","58":"product_tag-caterpillar-354-6789-x3f-c13-engine-bellows","60":"first","61":"instock","62":"shipping-taxable","63":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/49909","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=49909"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/49409"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=49909"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=49909"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=49909"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=49909"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=49909"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=49909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}