{"product_id":"4bt-connecting-rod-3901567-3901569-3942581-cummins","title":"4BT Connecting Rod 3901567 3901569 3942581 for Cummins","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe connecting rod transfers combustion force from the piston to the crankshaft while guiding the piston through each engine cycle. The 4BT Connecting Rod is offered as a replacement solution for Cummins 4BT engine applications with reference number 3901567 \/ 3901569 \/ 3942581.\u003c\/p\u003e\u003cp\u003eIt is intended for professional engine repair, replacement, and rebuild work where correct application matching is more important than simply finding a visually similar part.\u003c\/p\u003e\u003ch2\u003eProduct Information\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Connecting Rod\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Model:\u003c\/strong\u003e 4BT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3901567 \/ 3901569 \/ 3942581\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ipartkits \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e For Cummins 4BT Engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy This Part Matters\u003c\/h2\u003e\u003cp\u003eThe small-end and big-end interfaces must match the piston pin, crankshaft journal, and bearing specification. Correct center distance and bearing fitment support smooth force transmission through the rotating assembly. A rod from a different engine version may have different bore sizes, bolt design, or bearing requirements even when the external shape looks similar.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDesigned for compatible piston-to-crankshaft force transmission\u003c\/li\u003e\n\u003cli\u003eBig-end geometry intended for matching rod bearing installation\u003c\/li\u003e\n\u003cli\u003eSmall-end fitment suited to the corresponding piston pin arrangement\u003c\/li\u003e\n\u003cli\u003eSuitable for professional engine repair and rebuild work\u003c\/li\u003e\n\u003cli\u003ePart number verification helps avoid visually similar mismatches\u003c\/li\u003e\n\u003cli\u003eCan be matched with related piston and bearing components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment \u0026amp; Ordering Note\u003c\/h2\u003e\u003cp\u003eConnecting rods may differ by piston pin size, big-end dimensions, bolt type, and engine version. Confirm the part number and key measurements before purchase.\u003c\/p\u003e\u003ch2\u003eRelated Engine Parts\u003c\/h2\u003e\u003cp\u003eMatching rod bearings, piston pins, pistons, connecting rod bushes, crankshafts, and rebuild parts are available.\u003c\/p\u003e\u003ch2\u003eWhy Choose \u003c\/h2\u003e\u003cp\u003esupplies diesel engine replacement and rebuild parts for customers worldwide. Our team supports engine model and part number verification before shipment, with MOQ 1 available for many items, worldwide shipping, and a 24-month warranty policy for applicable products.\u003c\/p\u003e\u003ch2\u003eNeed Help Confirming Fitment?\u003c\/h2\u003e\u003cp\u003eSend us the engine model, OEM number, or clear photos of the part, and our team will help check the correct replacement before ordering.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"4BT","offer_id":49443921232099,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/6420\/8355\/files\/4BT_Connecting_Rod.jpg?v=1784909236","url":"https:\/\/ipartkits.com\/products\/4bt-connecting-rod-3901567-3901569-3942581-cummins","provider":"IPARTKITS","version":"1.0","type":"link"}