{"id":51581,"date":"2026-01-27T19:04:58","date_gmt":"2026-01-28T00:04:58","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-397-9944-flywheel-as-3979944\/"},"modified":"2026-01-27T19:05:00","modified_gmt":"2026-01-28T00:05:00","slug":"caterpillar-397-9944-flywheel-as-3979944","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-397-9944-flywheel-as-3979944\/","title":{"rendered":"CATERPILLAR 397-9944 Flywheel AS 3979944"},"content":{"rendered":"<p><strong>Caterpillar 397-9944 Flywheel AS \u2013 OEM-Grade Durability and Precision for Asphalt Pavers and Skid Steer Loaders<\/strong><\/p>\n<p>The Caterpillar 397-9944 Flywheel AS (part number 3979944) is a critical drivetrain component engineered for optimal performance and longevity in heavy-duty applications. Designed specifically for a wide range of Caterpillar asphalt pavers including AP300F, AP355F series, and skid steer loaders such as the 259D, 279D, and 289D models, this flywheel ensures seamless power transmission and enhanced engine efficiency. Manufactured with high-grade alloy steel, the flywheel features precision-machined surfaces and balanced metallurgy to withstand extreme load conditions and reduce vibration during operation.<\/p>\n<p>This flywheel\u2019s robust construction supports high torque loads and rapid rotational speeds, making it ideal for demanding construction and mining environments. Its exact OEM specifications guarantee perfect fitment and compatibility, minimizing downtime and maintenance costs. The 397-9944 Flywheel AS improves drivetrain reliability by maintaining consistent rotational inertia, which stabilizes engine RPM and enhances fuel efficiency. Additionally, its corrosion-resistant finish extends service life, even under harsh environmental exposure, ensuring your Caterpillar equipment operates smoothly and reliably.<\/p>\n<p>For professional-grade replacement parts that meet stringent Caterpillar standards, explore the full specifications and availability of the 397-9944 Flywheel AS here: \ud83d\udd17 <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-397-9944-flywheel-as-3979944\/\">Caterpillar 397-9944 Flywheel AS at AllParts Expert<\/a>. Optimize your asphalt paver and skid steer loader performance with this essential drivetrain component engineered for durability and precision.<\/p>\n<hr \/>\n<p><strong>SEO Keywords:<\/strong> Caterpillar 397-9944 flywheel, Caterpillar flywheel AS 3979944, asphalt paver flywheel, skid steer loader flywheel, OEM Caterpillar parts, heavy equipment drivetrain parts, Caterpillar spare parts, mining equipment flywheel<\/p>","protected":false},"excerpt":{"rendered":"<p>FRA-AP300F Asphalt Paver <\/p>\n<p>NNN-AP300F Asphalt Paver <\/p>\n<p>WHY-AP300F Asphalt Paver <\/p>\n<p>YES-AP300F Asphalt Paver <\/p>\n<p>7P8-AP300 Asphalt Paver <\/p>\n<p>7P9-AP300 Asphalt Paver <\/p>\n<p>7PF-AP300 Asphalt Paver <\/p>\n<p>END-AP355F Asphalt Paver <\/p>\n<p>NED-AP355F Asphalt Paver <\/p>\n<p>NRG-AP355F Asphalt Paver <\/p>\n<p>NTT-AP355F Asphalt Paver <\/p>\n<p>7P3-AP355 Asphalt Paver <\/p>\n<p>7P5-AP355 Asphalt Paver <\/p>\n<p>7P7-AP355 Asphalt Paver <\/p>\n<p>CW9-259D3 Skid Steer Loader <\/p>\n<p>MC9-259D3 Skid Steer Loader <\/p>\n<p>TE9-259D3 Skid Steer Loader <\/p>\n<p>TLS-259D3 Skid Steer Loader <\/p>\n<p>FTK-259D Skid Steer Loader <\/p>\n<p>FTL-259D Skid Steer Loader <\/p>\n<p>GTK-259D Skid Steer Loader <\/p>\n<p>LW5-259D Skid Steer Loader <\/p>\n<p>RB9-279D3 Skid Steer Loader <\/p>\n<p>SZ9-279D3 Skid Steer Loader <\/p>\n<p>TB9-279D3 Skid Steer Loader <\/p>\n<p>Z9E-279D3 Skid Steer Loader <\/p>\n<p>GTL-279D Skid Steer Loader <\/p>\n<p>PPT-279D Skid Steer Loader <\/p>\n<p>RCX-279D Skid Steer Loader <\/p>\n<p>TP5-279D Skid Steer Loader <\/p>\n<p>WEF-279D Skid Steer Loader <\/p>\n<p>BT9-289D3 Skid Steer Loader <\/p>\n<p>JX9-289D3 Skid Steer Loader <\/p>\n<p>KX9-289D3 Skid Steer Loader <\/p>\n<p>LA9-289D3 Skid Steer Loader <\/p>\n<p>A9Z-289D Skid Steer Loader <\/p>\n<p>KB9-289D Skid Steer Loader <\/p>\n<p>TAW-289D S<\/p>","protected":false},"featured_media":50449,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[32371],"model_no":[87,2869,88,2870,89,2871,90,2872,2873,2874,91,2875,92,2876,2877,93,94,2878,27684,58619,58616,27686,58620,58617,27688,58622,58618,22317,22318,22319,22320],"product_cat":[144],"product_tag":[345816,345813,345801,345819,345804,345807,345810,345817,345808,345802,345805,345811,345814,345812,345815,345806,345818,345803,345820,345809],"class_list":{"0":"post-51581","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-asphalt-paver","8":"model_no-236d","9":"model_no-236d3","10":"model_no-242d","11":"model_no-242d3","12":"model_no-246d","13":"model_no-246d3","14":"model_no-257d","15":"model_no-257d3","16":"model_no-259d","17":"model_no-259d3","18":"model_no-262d","19":"model_no-262d3","20":"model_no-277d","21":"model_no-279d","22":"model_no-279d3","23":"model_no-287d","24":"model_no-289d","25":"model_no-289d3","26":"model_no-906h2","27":"model_no-906k","28":"model_no-906m","29":"model_no-907h2","30":"model_no-907k","31":"model_no-907m","32":"model_no-908h2","33":"model_no-908k","34":"model_no-908m","35":"model_no-ap300","36":"model_no-ap300f","37":"model_no-ap355","38":"model_no-ap355f","39":"product_cat-mining","40":"product_tag-397-9944-construction-equipment-flywheel","41":"product_tag-397-9944-drive-flywheel","42":"product_tag-397-9944-flywheel","43":"product_tag-397-9944-flywheel-for-cat-machines","44":"product_tag-397-9944-heavy-machinery-flywheel","45":"product_tag-397-9944-mining-equipment-flywheel","46":"product_tag-397-9944-skid-steer-loader-flywheel","47":"product_tag-cat-397-9944-bulldozer-flywheel","48":"product_tag-cat-397-9944-engine-flywheel","49":"product_tag-cat-397-9944-flywheel","50":"product_tag-cat-397-9944-heavy-equipment-parts","51":"product_tag-cat-397-9944-paver-flywheel","52":"product_tag-cat-397-9944-powertrain-part","53":"product_tag-caterpillar-397-9944-asphalt-paver-flywheel","54":"product_tag-caterpillar-397-9944-engine-spare-part","55":"product_tag-caterpillar-397-9944-flywheel-assembly","56":"product_tag-caterpillar-397-9944-heavy-duty-flywheel","57":"product_tag-caterpillar-397-9944-parts","58":"product_tag-caterpillar-397-9944-parts-for-asphalt-pavers","59":"product_tag-caterpillar-397-9944-replacement-flywheel","61":"first","62":"instock","63":"shipping-taxable","64":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/51581","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=51581"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/50449"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=51581"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=51581"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=51581"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=51581"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=51581"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=51581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}