PC400LC-7 PC400-7 Hydraulic Arm Cylinder for Komatsu Excavator Spare Parts 707-01-0F741 707-01-0F710 Aftermarket High Quality
| Hydraulic Parts | Hydraulic Pump | Final Drive | Travel Reduction |
| Swing Motor | Swing Reduction | Control Valve | Gear Parts |
| Slew Bearing | Engine Assembly | Hydraulic Cylinder | ECU |
The dual‑part‑number 707‑01‑0F741 & 707‑01‑0F710 hydraulic arm cylinders are core load‑bearing components exclusively built for Komatsu PC400‑7 and PC400LC‑7 heavy‑duty excavators. Precisely matched to OEM mounting dimensions and hydraulic standards, they enable direct plug‑and‑play replacement, maintaining stable arm performance for mining, rock excavation and large‑scale earthmoving applications.
| Parameter | Product & Logistics Details |
|---|---|
| Application | Heavy‑Duty Mining & Construction Excavator Hydraulic System |
| Part Name | Hydraulic Arm Cylinder |
| Compatible Model | Komatsu PC400‑7 / PC400LC‑7 |
| Part Number | 707‑01‑0F741, 707‑01‑0F710 |
| Quality Grade | High‑Quality Aftermarket |
| Certifications | ISO9001, CE |
| Warranty | 12‑Month Full Warranty |
| Minimum Order Quantity | 1 Piece |
| Delivery Lead Time | 3‑7 Days (Air Express) |
| Shipping Methods | Express, Land, Sea, Railway Freight |
| Payment Options | T/T, Trade Assurance, PayPal |
Manufactured under strict ISO9001 quality protocols, these arm cylinders use high‑tensile seamless alloy steel barrels. Piston rods are induction‑hardened and hard‑chrome plated for excellent wear and impact resistance. Imported heavy‑duty high‑pressure seals support stable operation from ‑20℃ to +85℃, with every unit passing high‑pressure leak and fatigue cycle testing before shipment.
| Engineering Attribute | Verified Data |
|---|---|
| Component Type | Komatsu PC400‑7 Series Hydraulic Arm Cylinder |
| OEM Equivalent Part No. | 707‑01‑0F741, 707‑01‑0F710 |
| Core Material | High‑Strength Seamless Alloy Steel |
| Piston‑Rod Treatment | Induction Hardening + Hard Chrome Plating |
| Sealing | Imported High‑Pressure Polyurethane Seals |
| Operating Temperature | ‑20℃ ~ +85℃ |
| Factory Inspection | Leak Test, Fatigue Test, Dimensional Precision Check |
We provide OEM‑level arm lifting performance at lower cost than genuine Komatsu parts. With flexible 1‑piece MOQ, 12‑month warranty covering free non‑artificial defect replacements, and fast Guangzhou‑warehouse stock delivery, we lower maintenance costs and reduce construction downtime.
Founded in 2013, Belparts specializes in heavy‑duty excavator hydraulic spare parts. We supply genuine and premium aftermarket components compatible with Komatsu, Hitachi, Doosan and Hyundai, exported to 150+ countries with complete cross‑border logistics support.
A: Share your excavator serial number or old cylinder casting photos, our engineering team will confirm the exact matching part number and ensure 100% plug‑and‑play installation.
A: Covers non‑human‑caused defects such as oil leakage, cylinder deformation and seal failure, with free replacement parts and remote technical guidance.
A: Reinforced mining‑grade materials and heavy‑load‑optimized structure deliver 2‑3 times longer service life under harsh digging conditions.
A: Anti‑corrosion oil treatment, airtight port sealing and export‑grade wooden case packaging. Air express takes 3‑7 days; sea freight 30‑45 days.
A: T/T, platform‑secured Trade Assurance and PayPal, eliminating cross‑border transaction risks for global buyers.
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