EC240CL Hydraulic Bucket Cylinder for Excavator Spare Parts 14551712 Aftermarket High Quality
This reinforced bucket hydraulic cylinder is precision manufactured as a direct bolt-on aftermarket spare exclusively for EC240CL mid-heavy crawler excavator, a widely popular CL generation machine applied in urban road reconstruction, small-scale quarry mining, river dredging and residential cluster foundation excavation. As the terminal hydraulic actuator of front digging attachments, it generates powerful bucket curl and dump breakout force to sustain long-hour cyclic medium-heavy earthmoving tasks, making it an essential stocking component for authorized repair centers, medium excavation rental teams and global spare parts exporters focusing on CL series mid-size excavators.
All fabrication procedures strictly follow original OEM hydraulic design standards and ultra-tight assembly tolerances. Core installation dimensions such as connecting lug span, pin bore inner diameter, heavy-duty bronze wear bushing size and hydraulic port layout fully match dedicated OEM part number 14551712. No cutting, grinding or welding adjustments are required during installation, which greatly lowers mechanic labor costs and eliminates costly construction halts caused by sudden bucket cylinder breakdown.
| Item | Detailed Specification |
|---|---|
| Full Product Name | Complete Bucket Hydraulic Cylinder Assembly |
| Applicable Equipment | EC240CL Medium Heavy Crawler Excavator |
| OEM Reference PN | 14551712 |
| Product Grade | Reinforced aftermarket cylinder for municipal construction and light mining operations |
| Quality Warranty | 12-month full warranty covering all factory manufacturing defects |
| Minimum Order Quantity | 1 unit, abundant in-stock goods for fast worldwide delivery |
| QC Inspection Standard | ISO9001 full-process traceable production control; 100% high-pressure air tightness test + full-stroke medium-heavy load reciprocating fatigue test before shipment |
| Technical Index | Standard Value |
|---|---|
| Cylinder Barrel Inner Bore | 134 mm |
| Hard Chrome Plated Piston Rod Diameter | 88 mm |
| Valid Working Stroke | 1430 mm |
| System Rated Working Pressure | 31.8 MPa |
| Hydraulic Proof Test Pressure | 47.7 MPa (1.5 times rated pressure for full internal and external leak detection) |
| Barrel Raw Material | High tensile seamless alloy steel processed by deep precision inner honing, mirror-smooth inner wall to resist continuous abrasion of hydraulic oil under frequent construction cycles |
| Piston Rod Surface Treatment | 40CrMo quenched and tempered high-strength base alloy, 28–33μm compact hard chrome coating, surface hardness HRC68–72. Outstanding resistance to scratches, bending deformation and impact from rock fragments, concrete blocks and construction waste |
| Matching Special Seal Kit PN | 14551712-KIT |
| Applicable Operating Temperature Range | -25℃ ~ +85℃ |
| Structural Design Feature | Oversized extra-thick integrated bucket connection lugs equipped with large self-lubricating bronze wear bushings; dual-stage built-in buffer structure to absorb violent instantaneous impact during repeated full-load bucket grabbing and releasing |
-
Single Exclusive Part Number Custom Fit Only for EC240CL CL Series
Part number 14551712 is tailor-made bucket cylinder exclusively designed for EC240CL, incompatible with EC240C, EC290CL and other excavator models. All connecting geometric dimensions fully replicate genuine CL series mid-heavy OEM components, perfectly matching original bucket linkages and complete factory hydraulic pipeline layout. It completely avoids assembly misalignment problems that accelerate seal aging and lead to persistent oil leakage after forced installation on reinforced mid-heavy machine frames.
-
CL Series Targeted Shock-Resistant Reinforced Structural Upgrade
Ordinary thin-wall universal hydraulic cylinders cannot endure long-term alternating heavy digging loads of EC240CL working in quarries and foundation sites. This product optimizes cylinder barrel wall thickness and cast lug structural strength according to the high-intensity working characteristics of EC240CL. It withstands continuous cyclic heavy loads and frequent hard rock collisions, with service life far longer than cheap general aftermarket cylinders only suitable for simple landscaping.
-
Two Independent Offline Pre-Delivery Inspections to Eliminate Hidden Quality Hazards
Every finished bucket cylinder undergoes two separate offline testing flows before leaving the factory. The full-stroke reciprocating fatigue test simulates months of non-stop full-load quarry and foundation construction to verify overall structural bearing stability; long-duration high-pressure soaking tightness inspection scans every internal and external leakage blind spot. All defective finished products are fully screened out before warehousing to prevent expensive unplanned construction shutdown losses for contractors.
-
Excellent Cost Performance for Operators with EC240CL Excavator Fleets
Genuine OEM spare parts for EC240CL mid-heavy excavators carry high retail prices and long international supply lead times. This aftermarket bucket cylinder delivers equivalent structural rigidity, stable low-vibration operation and complete service cycle as original factory parts at a competitive unit price, significantly cutting recurring high maintenance costs for repair workshops and medium construction leasing enterprises with fleets of EC240CL machines.
-
Diversified Global Logistics Solutions to Serve Worldwide Clients
All in-stock products can be dispatched within 3 working days after payment confirmation. Air freight supports emergency rush shipments for sudden machine failures at remote mountain quarry and river dredging sites; consolidated bulk sea cargo and full FCL container transport provide economical wholesale delivery plans for machinery distributors supplying construction markets across Africa, Southeast Asia, the Middle East and Latin America.
Our factory has more than ten years of professional R&D and mass production experience for hydraulic cylinders matching CL series mid-heavy excavators, with flagship EC240CL as one of our core mature production lines. We own complete supporting production lines including heavy precision forging, deep inner honing, integral heat treatment and automatic thick chrome plating, equipped with professional medium-heavy load construction simulation test benches to restore real quarry and municipal working environments and continuously optimize product shock resistance and wear durability. Our construction-grade aftermarket hydraulic cylinder series is exported to dozens of countries all year round, winning stable long-term cooperation and consistent favorable feedback from global medium machinery spare parts distributors, thanks to accurate exclusive CL series model matching and unified stable high quality standards.
EX135UR-5 Final Drive for Hitach Excavator spare parts 9172833 Travel Motor Assembly Aftermarket
ZX225USLC-5 ZX225USLC-5B ZX225USRLC-5 ZX225USRLC-5B Main Hydraulic Pump for Hitachi HPV102FW Excavator Spare Part Axial Piston Pump
EX60 Swing Bearing Replacement , 4376753 16080615 16080621 slew ring bearing