• Guangzhou Guoli Engineering Machinery Co., Ltd.
    David
    We’ve been working with GLPARTS for our excavator hydraulic needs, and their customer service has been fantastic. The quality of the cylinders is top-notch, and they match perfectly with our Volvo and Hyundai excavators. Fast shipping, excellent fit, and reliable performance!
  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    John
    We’ve been using GLPARTS' hydraulic cylinders for our excavators for over a year now, and we couldn't be happier. The quality is excellent, the fitment is perfect, and delivery times are always faster than expected. Highly recommend their products for any heavy equipment needs!
  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    Maria
    Thank you to GLPARTS for their fast and reliable service. The hydraulic cylinders we purchased fit our JCB excavators perfectly, and we’ve seen a noticeable improvement in efficiency. The cylinders are made of high-quality materials, and they’ve been holding up well under tough conditions.
Contact Person : Tina
Phone Number : 13081912597
WhatsAPP : +8613081912597

OEM Cat Arm Cylinder Assembly E301.5 Fits For Caterpillar Excavator Parts

Place of Origin Made In China
Brand Name Glparts
Certification ISO9001
Model Number E301.5
Minimum Order Quantity 1
Price Negotiation
Packaging Details Wooden Case
Delivery Time 7 Days
Payment Terms T/T,Western Union,MoneyGram
Supply Ability 2000pieces/month

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Product Details
Product Name Hydraulic Bucket Cylinder For Catepillar Product Alias Excavator Arm Cylinder, Boom Cylinder, Bucket Cylinder
Model E301.5 Surface Treatment Piston Rod Hard Chromium Plating Cylinder Tube ,Inner Honed
Seal Brand For Japan NOK And US SKF Seal Material PU
Testing 100% Pressure Testing Before Delivery Factory Direct Supply Yes
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Product Description

Arm Cylinder Assembly E301.5 Fits For Caterpillar Excavator Parts


 

Product Description


 

Product Name

Excavator Arm Cylinder

Model

E301.5

Some Hydraulic Cylinders Suitable For E301.5 144-5992 212-6333 231-1209  212-6327

Temperature Range

-30-100°C

Working Pressure

7/14/16/21/31.5MPa 37.5/63MPa

OEM

Yes

 

Applications in
Construction Earthmoving, trenching, foundation work
Mining Material handling, excavation, and rock breaking
Agriculture Land leveling, field preparation
Forestry Heavy lifting, debris clearing
Demolition Structural breaking and removal tasks

 

Why choose us


 

Expertise

With over a decade of experience, we specialize in hydraulic cylinders and excavator parts, ensuring you get reliable solutions every time.

Uncompromising Quality

We use only premium materials and precise manufacturing, guaranteeing durable, high-performance parts for your machinery.

Fast, Reliable Delivery

Our efficient logistics ensure quick delivery, minimizing downtime and keeping your operations running smoothly.

Custom Solutions

Need something unique? We offer tailored parts to meet your exact requirements, designed for optimal performance.

Exceptional Support

From consultation to after-sales service, our dedicated team is always ready to provide expert advice and assistance.

After-sale service

We offer comprehensive after-sales service to ensure your satisfaction. From timely shipment tracking and delivery updates to quality checks during use,were always here to address any concerns and provide support. Your trust is our priority!

 

List Of Spare Parts


 

144-5992 One of the spare parts of the Hydraulic Cylinder

Part No Parts Name
146-9023 PISTON
147-2635 CYLINDER AS
139-4277 BUSHING
147-2636 ROD AS
139-4277 BUSHING
144-9480 SEAL-LIP TYPE
144-9481 SEAL-U-CUP
144-9482 RING-WEAR
144-9485 SEAL-PISTON
144-9486 RING-WEAR
147-2639 HEAD
4P-2337 LOCKNUT (M22X2.5-THD)
5J-0605 RING-BACKUP
6V-7658 SEAL-O-RING
7F-8268 SEAL-O-RING
160-8546 AVAILABLE REPAIR KIT

 

Company Information

 


 

GuangZhou GuoLi Engineering Machinery Co., Ltd., with over 16 years of experience in excavator hydraulic cylinders, is a foreign trade company specializing in a wide range of products, including crawler excavator arm cylinders, boom cylinders, bucket cylinders, cylinder tubes, cylinder rods, custom hydraulic cylinders, seal kits, hydraulic pumps, and electric parts, all designed for various excavator models. Our products have been exported to over 100 countries and regions worldwide.

 

Factory Tour

 

Our main product, excavator cylinders, is produced through a complete hydraulic cylinder production line, from design to manufacturing. With over ten years of experience, we’ve upgraded our offerings to multi-stage hydraulic cylinders. We focus on cylinder customization and produce a variety of domestic and imported excavator cylinders. Using advanced CNC lathes, grinders, and assembly equipment, we strictly follow ISO quality standards throughout production.

工厂.jpg

Piston Rod Production Process

 

 

Feature Description
Material Tempered steel
Surface Treatment Induction hardened before chrome plating to prevent bending and scratching
Rust Resistance Resists rust for over 100 hours in salt spray tests
Production Process Produced and electroplated in-house
Finish Mirror finish technology

 

OEM Cat Arm Cylinder Assembly E301.5 Fits For Caterpillar Excavator Parts 1

Automatic Welding Process

 

 

Feature Description
Welding Method Fully automated welding for consistency and integrity
Craftsmanship Lean welding craft ensures strong joint strength and eliminates defects
Weld Seam Quality Weld seam matches the appearance of original parts
Durability Welded parts are not easy to fall off

 

OEM Cat Arm Cylinder Assembly E301.5 Fits For Caterpillar Excavator Parts 2

Finished Product Warehouse Display

 

OEM Cat Arm Cylinder Assembly E301.5 Fits For Caterpillar Excavator Parts 3

 

 

Exhibition Showcase


 

Our Presence at Major Exhibitions: 2023 Malaysia & 2024 Shanghai Bauma

 

Exhibition With Cooperated Clients

 

展会+.jpg

 

Certificates

 


 

Certification

证书.jpg

FAQ


 

 

1.How can I be sure the part will fit my excavator ?

  • Give us correct model number /machine serial number /any numbers on the parts itself.

  • Or measure the parts give us dimension or drawing.

 

2.What material do you use on hydraulic cylinder?

  • High frequency quenching No.40 manganese steel as rod material so the cylinder rod has better bending resistance.

  • No.25 manganese steel as tube material ,so the tube has better wear resistance,

    High-strength hardened steel as rod head and tube head ,so the cylinder head and rod head more durable.

  • Name-brand seal kits to reduce the hydraulic cylinder oil leakage rate.

 

3.How long can an order delivery?

  • For some often used models of excavator hydraulic cylinder , we have in stock, within 7 days .

  • For any order less than one container takes about 2 weeks to finish; Order of 1-2 container takes 4 -6weeks.

  • At busy manufacturing season, manufacturing time needs more which can confirm by discussion.

 

4.How to pay?

  • Order less than 3000USD, full payment at order, Order over USD3000 value ,50% deposited in to start,

    50% balance paid to deliver,inspection service accepted.

  • For customized order, 70%payment as deposit ,30% balance paid to deliver.

 

5.How to delivery?

  • If you have shipping agent ,we will cooperate with your agent to arrange shipment .

  • If not , we have good relationships with shipping companies, express suppliers.

  • For light goods ,by UPS/DHL/TNT(DAP terms) , For heavy goods ,by sea (FOB,CIF,CFR)