4653040 Boom Cylinder Seal Kit For Hitachi ZX450‑3 ZX450LCH‑3 Excavator

Keywords: 4653040, Boom Cylinder Seal Kit, ZX450‑3 seal kit, ZX450LCH‑3 boom cylinder repair kit, excavator hydraulic seal kit, hydraulic cylinder sealing parts, excavator boom cylinder spare parts, construction machinery replacement seal kit

Product Overview

This boom cylinder seal kit Part No.4653040 is a complete hydraulic sealing repair set specially designed for Hitachi ZX450‑3, ZX450LCH‑3 excavator boom cylinder. It contains all necessary oil seals, wear rings, O‑rings and buffer seals for boom cylinder overhaul. These sealing components effectively prevent hydraulic oil leakage, keep stable cylinder pressure, avoid boom dropping and weak lifting performance. Our aftermarket seal kit is strictly manufactured according to OEM specification, adopting high‑quality oil‑resistant, wear‑resistant composite materials, adapting high‑pressure and heavy‑load hydraulic working conditions. It is an ideal replacement spare part for excavator boom cylinder maintenance and repair.

Detailed Specifications

Key Features & Advantages

• ✅ Full Set OEM Dimension Matching Complete set of seals with accurate size, directly replace original parts, no extra modification required.
• ✅ Premium Hydraulic Resistant Materials Excellent resistance to high‑pressure hydraulic oil, anti‑aging and anti‑abrasion performance.
• ✅ Stable High‑Pressure Sealing Performance Effectively stop inner and outer oil leakage, prevent excavator boom slow‑falling fault.
• ✅ Complete Repair Accessory Package All required seals included in one kit, convenient for workshop and field maintenance work.
• ✅ Long Service Life For Harsh Site Conditions Suitable for long‑time heavy‑duty construction and mining site operation.

Application Scope

Compatible Equipment List: ‑ Applicable Machine: Hitachi Excavator ZX450‑3, ZX450LCH‑3 ‑ Widely used for excavator hydraulic cylinder rebuild, construction machinery maintenance and spare‑parts replacement.

Our Company Advantage

• We are professional supplier of full‑range Hitachi excavator hydraulic spare parts, supplying cylinder seal kits, oil seals, gaskets and other hydraulic replacement accessories.
• Large ready stock for hydraulic seal kits
• Factory direct wholesale competitive price
• Mixed‑order & one‑stop spare‑parts procurement supported
• Professional part‑number matching technical support service

Packaging & Shipping

• Independent sealed plastic bag to keep seals clean and avoid dust and damage
• Outer export carton for safe land and sea transportation
• Multiple shipping selections: sea freight, air freight, international express for small trial orders
• Export documents including Commercial Invoice, Packing List can be provided

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.