{"id":3035,"date":"2026-09-09T03:21:23","date_gmt":"2026-09-09T03:21:23","guid":{"rendered":"https:\/\/ruipospareparts.com\/cat-7e-4839-8-groove-alternator-pulley\/"},"modified":"2026-09-16T04:05:14","modified_gmt":"2026-09-16T04:05:14","slug":"cat-7e-4839-8-groove-alternator-pulley","status":"publish","type":"product","link":"https:\/\/ruipospareparts.com\/vi\/cat-7e-4839-8-groove-alternator-pulley\/","title":{"rendered":"CAT 7E-4839 R\u00f2ng r\u1ecdc m\u00e1y ph\u00e1t \u0111i\u1ec7n 8 r\u00e3nh"},"content":{"rendered":"<h2>CAT 7E-4839 R\u00f2ng r\u1ecdc m\u00e1y ph\u00e1t \u0111i\u1ec7n 8 r\u00e3nh<\/h2>\n<p><strong>CAT 7E-4839 Alternator Pulley<\/strong> \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo m\u00e3 ph\u1ee5 t\u00f9ng c\u1ee7a Caterpillar <strong>7E-4839<\/strong>. This component is used to drive the alternator from the engine accessory belt system through its 8-groove pulley profile. The page below combines official CAT product identification, public technical specifications and major compatible models with practical ordering checks for B2B buyers. Final compatibility should always be confirmed by machine or engine serial number before shipment.<\/p>\n<h3>Ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 ph\u1eadn n\u00e0y l\u00e0 g\u00ec?<\/h3>\n<p>A worn or incorrect pulley can contribute to poor belt tracking, accessory-drive noise and unreliable alternator drive.<\/p>\n<h3>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh<\/h3>\n<ul>\n<li>Eight-groove alternator pulley for the engine accessory-drive system<\/li>\n<li>Manufactured to Caterpillar dimensional and material specifications<\/li>\n<li>Used across heavy-duty engine, generator, marine and machine applications<\/li>\n<\/ul>\n<h3>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/h3>\n<div class=\"ruipo-spec-wrap\">\n<table class=\"ruipo-spec-table\" style=\"width:100%;border-collapse:collapse;table-layout:fixed;font-size:15px;line-height:1.5;margin:0!important;padding:0!important;\">\n<tbody>\n<tr>\n<th style=\"width:40%;padding:11px 14px;text-align:left;vertical-align:middle;background:#f3f6f9;border-bottom:1px solid #d7dde3;border-right:1px solid #e4e8ec;font-weight:700;color:#222;\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<th style=\"width:60%;padding:11px 14px;text-align:left;vertical-align:middle;background:#f3f6f9;border-bottom:1px solid #d7dde3;border-right:none;font-weight:700;color:#222;\">Chi ti\u1ebft<\/th>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>M\u00e3 s\u1ea3n ph\u1ea9m<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">7E-4839<\/td>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>T\u00ecm ki\u1ebfm c\u00e1c bi\u1ebfn th\u1ec3<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">7E4839<\/td>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>Ch\u1ea5t li\u1ec7u<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">Carbon Steel<\/td>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>Chi\u1ec1u d\u00e0i<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">91.4 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>Width<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">91.4 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>Chi\u1ec1u cao<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">66.0 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width:40%;padding:10px 14px;text-align:left;vertical-align:top;background:#fbfcfd;border-bottom:1px solid #e2e6ea;border-right:1px solid #e8ecef;color:#333;word-break:break-word;\"><strong>Grooves<\/strong><\/td>\n<td style=\"width:60%;padding:10px 14px;text-align:left;vertical-align:top;background:#ffffff;border-bottom:1px solid #e2e6ea;border-right:none;color:#333;word-break:break-word;\">8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>C\u00e1c m\u1eabu m\u00e1y CAT ch\u00ednh t\u01b0\u01a1ng th\u00edch<\/h3>\n<ul>\n<li>Generator \/ Power: 3516C, 3512B, 3512, 3516B, G3516, G3512, SR4, SR5<\/li>\n<li>Marine \/ Industrial Engines: 3516, 3512, 3508, C18, C12, C32<\/li>\n<li>Off-Highway Trucks: 785, 785D, 789, 789D, 793, 793D<\/li>\n<li>Other Equipment: D11N, 5230B, 5130, 5130B, 854G<\/li>\n<\/ul>\n<p>\u0110\u00e2y l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh \u0111\u01b0\u1ee3c tr\u00edch t\u1eeb th\u00f4ng tin c\u00f4ng khai v\u1ec1 ph\u1ee5 t\u00f9ng c\u1ee7a Caterpillar, kh\u00f4ng ph\u1ea3i l\u00e0 danh s\u00e1ch \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ph\u1ee5 t\u00f9ng t\u01b0\u01a1ng \u1ee9ng theo s\u1ed1 s\u00ea-ri. C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m CAT kh\u00e1c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t m\u00e3 ph\u1ee5 t\u00f9ng.<\/p>\n<h3>Tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng<\/h3>\n<ul>\n<li>Confirm CAT part number 7E-4839 and the alternator\/pulley position on the engine.<\/li>\n<li>Confirm the required 8-groove pulley profile.<\/li>\n<li>Compare the available pulley dimensions with the removed component.<\/li>\n<li>Provide the engine model and serial number, especially for 3512\/3516-family applications.<\/li>\n<\/ul>\n<h3>C\u00e1c b\u1ed9 ph\u1eadn CAT li\u00ean quan<\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c ph\u1ee5 t\u00f9ng Caterpillar li\u00ean quan, qu\u00fd kh\u00e1ch c\u0169ng c\u00f3 th\u1ec3 tham kh\u1ea3o:<\/p>\n<ul>\n<li><a href=\"https:\/\/ruipospareparts.com\/vi\/cat-565-0859-8-rib-serpentine-belt-for-d9-gc\/\">CAT 565-0859 8-Rib Serpentine Belt<\/a><\/li>\n<li><a href=\"https:\/\/ruipospareparts.com\/vi\/cat-207-1556-24v-electric-starting-motor\/\">CAT 207-1556 \u0110\u1ed9ng c\u01a1 kh\u1edfi \u0111\u1ed9ng \u0111i\u1ec7n 24V<\/a><\/li>\n<li><a href=\"https:\/\/ruipospareparts.com\/vi\/cat-354-1672-engine-water-pump-for-c4-4-3054c\/\">B\u01a1m n\u01b0\u1edbc \u0111\u1ed9ng c\u01a1 CAT 354-1672<\/a><\/li>\n<\/ul>\n<h3>D\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 cung c\u1ea5p v\u00e0 l\u1eafp \u0111\u1eb7t c\u1ee7a RUIPO<\/h3>\n<p>RUIPO Spare Parts cung c\u1ea5p ph\u1ee5 t\u00f9ng Caterpillar cho c\u00e1c kh\u00e1ch h\u00e0ng B2B qu\u1ed1c t\u1ebf. Vui l\u00f2ng g\u1eedi m\u00e3 ph\u1ee5 t\u00f9ng, s\u1ed1 l\u01b0\u1ee3ng c\u1ea7n mua, qu\u1ed1c gia \u0111\u00edch, m\u1eabu \u0111\u1ed9ng c\u01a1 ho\u1eb7c m\u00e1y m\u00f3c v\u00e0 s\u1ed1 s\u00ea-ri. N\u1ebfu c\u00f3 th\u1ec3, vui l\u00f2ng \u0111\u00ednh k\u00e8m \u1ea3nh r\u00f5 n\u00e9t c\u1ee7a ph\u1ee5 t\u00f9ng c\u0169 ho\u1eb7c nh\u00e3n CAT. Ch\u00fang t\u00f4i c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 x\u00e1c minh m\u00e3 ph\u1ee5 t\u00f9ng, ki\u1ec3m tra t\u00ecnh tr\u1ea1ng h\u00e0ng t\u1ed3n kho hi\u1ec7n t\u1ea1i, x\u00e1c nh\u1eadn c\u00e1c y\u00eau c\u1ea7u \u0111\u00f3ng g\u00f3i v\u00e0 l\u1eadp b\u00e1o gi\u00e1 xu\u1ea5t kh\u1ea9u.<\/p>","protected":false},"excerpt":{"rendered":"<p><strong>CAT 7E-4839 Alternator Pulley<\/strong>. 8-groove alternator pulley for 3512\/3516-family CAT applications. Official CAT data includes carbon steel; major applications include 3516C, 3512B, 3512, 3516B, G3516, G3512, SR4, SR5. Contact RUIPO for serial-number fitment checking, stock and export quotation.<\/p>","protected":false},"featured_media":2975,"template":"","meta":{"_gspb_post_css":""},"product_brand":[478],"product_cat":[368],"product_tag":[1199,1201,1202,1198,1200],"class_list":["post-3035","product","type-product","status-publish","has-post-thumbnail","product_brand-caterpillar","product_cat-caterpillar-service-repair-parts","product_tag-1199","product_tag-8-groove-pulley","product_tag-cat-3512-parts","product_tag-cat-7e-4839","product_tag-caterpillar-alternator-pulley","first","instock","product-type-simple"],"_links":{"self":[{"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/product\/3035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/media\/2975"}],"wp:attachment":[{"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/media?parent=3035"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/product_brand?post=3035"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/product_cat?post=3035"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ruipospareparts.com\/vi\/wp-json\/wp\/v2\/product_tag?post=3035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}