{"product_id":"a-3906081-ai-sleeve-wear-rear-crankshaft-seal","title":"A-3906081-AI Sleeve, Wear; Rear Crankshaft Seal","description":"\u003ch3\u003eOne New Aftermarket Replacement Rear Crankshaft Wear Sleeve for Cummins B Series and C Series Diesel Engines\u003c\/h3\u003e\u003cp\u003eThis rear crankshaft wear sleeve installs over the crankshaft journal at the rear main seal location, restoring a smooth sealing surface when the original journal is worn or scored. It is used in conjunction with the rear crankshaft oil seal and is a critical component for eliminating rear main oil leaks on Cummins 4B, 4BT, 6B, 6BT, 6C, ISB, ISC, ISL, and QSB series diesel engines. Made from stainless steel for long-lasting wear resistance.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Stainless Steel\u003c\/li\u003e\n\u003cli\u003eShaft Diameter: 5.120 in.\u003c\/li\u003e\n\u003cli\u003eOuter Diameter (OD): 5.493 in.\u003c\/li\u003e\n\u003cli\u003eLocation: Rear Crankshaft Seal Journal\u003c\/li\u003e\n\u003cli\u003eUse with Rear Crankshaft Seal (OEM ref: 3909410)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCummins B Series \/ C Series Engines:\u003c\/strong\u003e 4B, 4BT 3.9L, 6B, 6BT 5.9L, 6C, ISC 8.3L, ISB, ISL, 5.9L ISB, 6.7L ISB, QSB Series\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDodge RAM (1989-1998):\u003c\/strong\u003e Ram 2500, Ram 3500 equipped with Cummins 5.9L 12V 6BT diesel engine\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e3906081, 3904356\u003c\/p\u003e\u003ch4\u003eAftermarket Interchange Numbers\u003c\/h4\u003e\u003cp\u003ePAI 136040; Mack 1458-99491; CUM3906081; Interstate McBee equivalent; component of seal kit 3927683\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":41397370028115,"sku":"A-3906081-AI","price":138.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/A-3906081-AI_01.jpg?v=1757704675","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/a-3906081-ai-sleeve-wear-rear-crankshaft-seal","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}