Doosan Daewoo DX420 DX300 DX17z DX55-9C DX60 Hydraulic Main Pump Piston Pump for

Product Specification

Doosan Daewoo DX420 DX300 DX17z DX55-9C DX60 Hydraulic Main Pump Piston Pump for Excavator Spare Parts Construction Machinery Repair

Product Overview

Detail Photos

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More Excavator Brand Model

Why Choose us?

Superior Product Quality:

Our products are crafted to the highest standards, undergoing strict quality inspections to guarantee exceptional durability

and performance that aligns with global benchmarks.

Unbeatable Value:

Leveraging optimized production and economies of scale, we provide cost-effective pricing without compromising quality—

giving you a competitive advantage in your market.

Diverse Product Portfolio:

From multiple models to varied specifications, our extensive lineup is designed to meet a wide range of customer demands,

ensuring the perfect solution for every application.

Tailored Solutions:

We support OEM and ODM services, offering flexible customization in design, colors, packaging, and more. Need a unique

product? We can even create custom molds to bring your vision to life.

1. Core component accessories
   • Engine system: Fuel injectors, piston rings, turbochargers, oil filters, fuel pumps
   • Hydraulic system: Hydraulic pumps, hydraulic motors, control valves, cylinder seals, high-pressure oil pipes
   • Electrical system: Sensors, wiring harnesses, batteries, starter motors, generators
2. Working device accessories
   • Excavation component: Bucket (standard bucket, rock bucket, log grab bucket, etc.), bucket teeth, bucket rod, pin shaft
   • Boom system: Large arm (boom), small arm (bucket arm), spherical plain bearing, hydraulic cylinder
3. Vulnerable parts/consumables
   • Filters (air filter, oil filter, hydraulic oil filter)
   • Track plate, idler wheel, idler wheel
   • Brake pads, clutch plates, radiator hoses
4. Cab and structural components
   • Cab glass, operating handle, seat
   • Slewing bearing, walking reducer, chassis guard plate
5. Diagnostic and maintenance tools
   • Specialized diagnostic instruments (such as CAT ET, Komatsu Dr.ZX)
   • Pressure test gauge, hydraulic oil cleanliness detector

Company Introduction

Koko Shop Machines Co., Ltd.(HFH Seals registered in Hong Kong), located in Guangzhou, China, is a professional

supplier / OEM supplier for excavator parts, and has been specializing in this line of business for more than 15 years.

We have a big variety of excavator parts, including different brands of Hydraulic Breaker Hammer, Chisels, Seal and Seal

Kits, Diaphragms, Pistons, WearBush, RodPin/Retainer Bar, Through Bolts, Side Bolts, Valves, Liners and so on.

In order to meet the different needs of customers and markets, Koko shop also purchases brand-new products from Japen,

South Korea, Sigapore and the U.S. to enrich the ranges and the stocks of our products variety.

Meanwhile, our factory develops and produces high-quality OEM products with raw materials. Based on the facory, Koko

shop Machine supplies genuine brands of products, including NOK, Parker, SKF, Hallite, Autox, Corteco, etc. These quality

products are used to perfect the seal kit’ application in breakers and excavators like brand, Soosan, Furukawa, Daemo,

NPK, Krupp, MSB, Atlas copco, Fine, Montabert, Rammer, Komatsu, Caterpillar, Hitachi, Hyundai, Daewoo, Doosan,

Kobelco, Sumitomo, Sany, JCB, and so on.

FAQ 

Q1. How many days for the delivery time ?

It is about 3-7 working days after the order confirmation.