Arm Cylinder Seal Kit K9002308 for Doosan DX140 Excavator Hydraulic Repair Parts
High-quality arm cylinder seal kit for Doosan DX140 excavator. Direct replacement with 12-month warranty.
Product Specifications
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Part Number
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K9002308
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Product Type
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Arm Cylinder Seal Kit
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Applicable Model
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Doosan DX140
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Condition
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Brand New
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Quality
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Meets OEM Original Specifications
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Place of Origin
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China
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Warranty
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12 Months
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MOQ
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1 set
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Lead Time
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3-5 days
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Product Description
The K9002308 Arm Cylinder Seal Kit is a complete set of hydraulic seals designed for the arm cylinder of Doosan DX140 excavators. This kit includes all necessary seals—such as piston seals, rod seals, wiper seals, and O-rings—to restore the hydraulic cylinder's sealing performance and prevent hydraulic oil leaks.
This is a brand new, 100% tested replacement seal kit that serves as a direct replacement for the original unit. Each seal is manufactured from high-quality NBR, PU, or PTFE materials with precision-machined dimensions, featuring excellent resistance to hydraulic oil, high pressure, and wear for reliable and long-lasting cylinder operation.
Why Choose Us
✅ OEM Equivalent Standard quality at competitive price
✅ 12-month warranty
✅ Fast lead time 3-5 days
✅ Strict QC inspection
✅ Custom packaging available
FAQ
Q: What parts are included in this arm cylinder seal kit?
A: This complete set contains rod seals, piston seals, wiper scraper seals, buffer rings, wear rings and matching O-rings. They jointly block hydraulic oil leakage and sustain stable pressure for the dipper arm cylinder.
Q: What signs indicate worn cylinder seals?
A: Obvious hydraulic oil leakage on cylinder rod, slow & weak arm action, insufficient digging power, cylinder drift under load, and hydraulic system overheating caused by internal oil bypass.
Q: OEM or aftermarket?
A: High-quality aftermarket Meets OEM Original Specifications.
Q: What is the lead time?
A: In stock items ship within 3-5 days. Bulk orders may take 7-15 days depending on quantity.
Q: What payment methods do you accept?
A: We accept T/T (Telegraphic Transfer). Other payment methods may be available upon request for qualified buyers.
Q: Packaging options?
A: OEM, neutral, or custom packaging available.
About Guangzhou Qianchuan Machinery Parts Co., Ltd.
广州千川机械配件有限公司 — 13+ Years experience, 6500+ spare parts items, exported to over 200 countries. OEM & aftermarket parts for excavators, loaders, and forklifts. Specializing in Cat, Komatsu, Kubota, Sany, XCMG, Doosan, and more.
Contact us for wholesale pricing!
WhatsApp: +86 15360646166
Tim@partsforexcavator.com | www.partsforexcavator.com
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