{"product_id":"1298034-valve-as-fits-caterpillar-models","title":"1298034 Valve As Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Bypass Valve Assembly for Caterpillar (Cat) Excavators\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement bypass valve assembly (part number 129-8034 \/ 1298034) is a hydraulic oil filter bypass valve used across a wide range of Caterpillar (Cat) excavators, front shovels, knuckleboom loaders, loggers, mobile hydraulic power units, and wheeled excavators. It protects the hydraulic system by allowing oil to bypass the filter when pressure differential exceeds the designed threshold, preventing filter collapse and maintaining flow.\u003c\/p\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Excavators:\u003c\/strong\u003e 311B, 312B, 312B L, 315B L, 317B LN, 318B, 320B, 320B L, 320C, 320C FM, 320C L, 320D, 320D FM, 320D GC, 320D L, 320D LN, 320D2, 320D2 GC, 320D2 L, 321B, 322B L, 322B LN, 322C, 322C FM, 323D L, 323D LN, 323D SA, 323D2 L, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325B, 325B L, 325C, 325C FM, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 326D L, 329D, 329D L, 329D LN, 330B L, 330C, 330C FM, 330C L, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, 345B, 345B II, 345B II MH, 345B L, 365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Front Shovels:\u003c\/strong\u003e 385C, 5090B\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Knuckleboom Loaders:\u003c\/strong\u003e 2384C, 2484C, 539, 559C, 579C\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Loggers:\u003c\/strong\u003e 322C\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Mobile Hydraulic Power Units:\u003c\/strong\u003e 323D L, 323D LN, 324D LN, 325C, 325D, 329D L, 330C, 330D, 330D L, 336D L, 365C L, 385C, 385C L\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Wheeled Excavators:\u003c\/strong\u003e M325B, M325C MH, M325D L MH, M325D MH, M330D, W330B, W345B II\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1298034, 129-8034\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":42450971525203,"sku":"1298034","price":117.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1298034_01.jpg?v=1757970601","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/1298034-valve-as-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}