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Quality CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly factory
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Quality CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly factory
Quality CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly factory
Quality CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly factory
Quality CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly factory
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CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly

Brand Name: MSGB
Model Number: E307E
Place of Origin: China
Minimum Order Quantity: 1
Price: Negotiable
Supply Ability: 1000pcs/month

Product Details


Is Factory Direct: 100%New Product Process: E345BL
Appliion: Excavator Undercarriage Parts Sale Place: 100%New
Excavator Models: E345BL Compatibility: E307E
Packing: Wooden-box, Wooden-pallet Hardness: HRC52-58, Deepth:8mm-12mm
Highlight

Middle Arm Cylinder Assembly

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CAT E307E Excavator Hydraulic Cylinder

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CAT E307E Arm Cylinder Assembly

Product Description

CAT E307E hydraulic arm cylinder assembly, heavy-duty middle arm cylinder built for CAT E307E excavators. Pressure-resistant and leakage-free, OEM direct replacement for municipal works and general construction.

Our CAT E307E hydraulic arm cylinder assembly is a complete CAT E307E middle arm cylinder and premium CAT excavator hydraulic cylinder. As a reliable excavator arm cylinder assembly, durable E307E boom cylinder, robust heavy-duty hydraulic cylinder and standard CAT E307E cylinder assembly, this unit is engineered exclusively for CAT E307E mini excavators. Manufactured with high-strength alloy steel for both cylinder barrel and piston rod, it is fitted with high-performance combined seal components. It delivers outstanding pressure resistance, reliable leakage-free performance and strong impact resistance, maintaining stable hydraulic output during frequent arm extension and retraction cycles. Built to full CAT OEM specifications, all mounting dimensions and hydraulic ports match original equipment perfectly, enabling fast bolt-on installation with no modifications required. It effectively resolves common issues including oil leakage, sluggish arm movement and insufficient thrust. This component stabilizes overall hydraulic system performance, cuts unplanned downtime and reduces long-term maintenance costs for CAT E307E excavators used in municipal works, landscaping and general construction projects.

ItemContent
Product NameMiddle Arm Cylinder Assembly
Compatible ModelCAT E307E Mini Excavator
Main MaterialHigh-Strength Forged Alloy Steel
Core AccessoriesCylinder Barrel, Piston Rod, Seal Kit, Guide Ring
Key PerformancePressure-resistant, Leak-proof, Impact-resistant, Stable output
Working MediumHydraulic Oil
ApplicationMunicipal works, Landscaping, General construction, Earthmoving
ConditionBrand New Complete Assembly
CAT E307E Excavator Hydraulic Cylinder Middle Arm Cylinder Assembly 0
Key Features & Benefits
  • Pre-Assembled Complete Unit This integrated CAT E307E hydraulic arm cylinder assembly comes as a finished CAT E307E cylinder assembly, eliminating extra disassembly and assembly work for quick part replacement.
  • 100% OEM Direct Fit This dedicated CAT E307E middle arm cylinder adheres to original factory standards. All mounting points and hydraulic ports align precisely with OEM parts for hassle-free installation.
  • Reinforced Heavy-Duty Structure As a rugged heavy-duty hydraulic cylinder, it features heavy-gauge alloy steel barrel and forged piston rod to withstand continuous hydraulic pressure and external impact forces.
  • Advanced Leak-Proof Protection Premium multi-layer combined seals safeguard this CAT excavator hydraulic cylinder against oil leakage, mud and dust intrusion in diverse working conditions.
  • Consistent Hydraulic Performance This high-performance E307E boom cylinder ensures smooth arm operation and adequate driving force, preventing slow response and power loss during operation.
  • Wide Application & Extended Service Life This versatile excavator arm cylinder assembly is well-suited for light and medium-duty jobs, with superior durability to extend service intervals.
FAQ

Q1: Which excavator model does this cylinder assembly fit?

A1: This professional CAT E307E hydraulic arm cylinder assembly is a model-specific CAT E307E middle arm cylinder. As a standard CAT excavator hydraulic cylinder, practical excavator arm cylinder assembly, durable E307E boom cylinder, rugged heavy-duty hydraulic cylinder and complete CAT E307E cylinder assembly, it offers full compatibility with CAT E307E mini excavators.


Q2: What are the core advantages of this hydraulic cylinder assembly?

A2: This heavy-duty hydraulic cylinder adopts reinforced alloy steel construction and high-performance sealing system. The CAT E307E hydraulic arm cylinder assembly and CAT E307E middle arm cylinder deliver excellent pressure resistance and zero oil leakage. It ensures smooth arm movement and consistent power output, making it a cost-effective CAT excavator hydraulic cylinder for long-term operational use.


Q3: Can it replace the original factory cylinder directly?

A3: Yes. Manufactured in strict compliance with OEM standards, this E307E boom cylinder and CAT E307E cylinder assembly feature identical dimensions and port positions as original parts. This excavator arm cylinder assembly supports direct installation with no cutting, drilling or modifications needed.


Q4: What working environments is this cylinder suitable for?

A4: This reliable CAT excavator hydraulic cylinder and CAT E307E hydraulic arm cylinder assembly are designed for light and medium-duty applications. It performs excellently for municipal maintenance, landscape engineering, general building construction and small-scale earthmoving projects.


Q5: How to maintain the hydraulic cylinder to extend its service life?

A5: Keep the cylinder body and piston rod clear of mud and debris. Conduct regular inspections for oil leakage and seal wear. Always maintain qualified hydraulic oil quality and avoid overloading the arm to prevent piston rod bending and component damage.

Product Highlights

OEM direct-fit CAT E307E hydraulic arm cylinder. Heavy-duty alloy steel construction with advanced seals for leak-proof performance. Ensures stable power output and easy installation for municipal and construction work.

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