{"id":417848,"date":"2025-12-18T09:52:35","date_gmt":"2025-12-18T08:52:35","guid":{"rendered":"https:\/\/ab-marineservice.com\/?post_type=product&p=417848"},"modified":"2026-07-03T17:52:06","modified_gmt":"2026-07-03T15:52:06","slug":"cummins-alternator-24v-50a-bt-6bt5-9-4b3-9-6b5-9-b5-9-qsb5-9g","status":"publish","type":"product","link":"https:\/\/ab-marineservice.com\/en\/product\/cummins-alternator-24v-50a-bt-6bt5-9-4b3-9-6b5-9-b5-9-qsb5-9g\/","title":{"rendered":"Cummins alternator 24V 50A BT 6BT5.9 4B3.9 6B5.9 B5.9 QSB5.9G"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"

Replacement alternator suitable for Cummins 6BT5.9 4B3.9 6B5.9 B5.9 QSB5.9G engines.<\/p>\n

Electrical specifications
\nVolt 24
\nAmpere 50
\nConnection: W (tachometer)<\/p>\n

Physical specifications
\nD Mounting lug
\nG Hole span lug
\nB Width\/mounting lug
\nE Hole span lug position
\nC Suspension distance
\nj Radius
\nj Radius 2
\nk Type\/B+:
\nn Rotation direction: Clockwise
\nQ W-connection plug type:
\nR Total length mm: <\/p>\n

Replaces the following alternator manufacturer numbers:
\n120489071 Bosch
\n120489640 Bosch
\n191198302 ONAN
\n191232602 ONAN
\n11201759 Mahle
\n11201941 Mahle
\n12147N WAI
\n12147R WAI
\n12201285 AES
\n16089201 Dixie
\n191198302 ONAN
\n191232602 ONAN
\n3284392 Cummins
\n3920678 Cummins
\n636001050 PSH
\n71431500 JCB
\n72735083 Mahle
\n9120060045 Bosch
\nA187916 Case
\nAAK1387 Mahle
\nAAK3336 Mahle
\nALT20727 Wood Auto
\nALT2122 Unipoint
\nAR187916 Case
\nBXU2422A Bosch (USA)
\nIA0759 Mahle
\nLEA0081 Lucas
\nLETIA0759 Wood Auto
\nLRA02436 Lucas
\nLRA2436 Lucas
\nMAHMG84 Wood Auto
\nMG84 Mahle
\nWOOALT20727 Wood Auto<\/p>\n","protected":false},"featured_media":417850,"comment_status":"open","ping_status":"closed","template":"","meta":[],"location":[4160,20835],"product_brand":[26251],"product_cat":[2585,2481,2482,2464],"product_tag":[],"class_list":{"0":"post-417848","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"location-psh","7":"location-psh-poland","8":"product_brand-wai-global","9":"product_cat-engine-parts","10":"product_cat-alternators-engine-parts","11":"product_cat-alternators","12":"product_cat-cummins-en-2","13":"product_shipping_class-parcel-0-10-kg","15":"first","16":"instock","17":"sale","18":"taxable","19":"shipping-taxable","20":"purchasable","21":"product-type-simple"},"group_of_quantity":0,"min_quantity":0,"max_quantity":"","exclude_order_quantity_value_rules":"no","exclude_category_quantity_rules":"no","combine_variations":"no","locations":[{"id":4160,"name":"PSH","slug":"psh","quantity":""},{"id":20835,"name":"PSH Poland","slug":"psh-poland","quantity":""}],"_links":{"self":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product\/417848","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/comments?post=417848"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/media\/417850"}],"wp:attachment":[{"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/media?parent=417848"}],"wp:term":[{"taxonomy":"location","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/location?post=417848"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product_brand?post=417848"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product_cat?post=417848"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ab-marineservice.com\/en\/wp-json\/wp\/v2\/product_tag?post=417848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}