CN Machinery — China Construction Machinery & Parts Supplier

Your Trusted Supplier of Heavy Machinery Parts — Made in China, Shipped Worldwide

Factory-direct spare parts, wear parts and used construction machinery for Africa, the Middle East, Southeast Asia and Russia. factory-direct quality at aftermarket prices.

Browse Products Used Machinery Contact Us
✓ Factory Direct Pricing ✓ factory-direct quality ✓ Worldwide Shipping ✓ 24/7 Support
What We Supply

Three Product Lines, One Reliable Partner

From single spare parts to complete used machines — we cover your heavy equipment needs end to end.

Heavy Machinery Parts — industrial gears and components

Heavy Machinery Parts

Excavator & loader parts, mining crusher wear parts and engine parts — bucket teeth, filters, hydraulic cylinders, seal kits, jaw plates and more, fitting Caterpillar, Komatsu, Volvo, Hitachi and other major brands.

View Parts Catalog →
Used Machinery — excavator working on site

Used Machinery

Inspected and serviced used forklifts, wheel loaders, excavators, bulldozers and trucks from Japan and China — tested, cleaned and ready for shipping to your port.

View Used Machines →
Why CN Machinery — modern industrial factory

Why CN Machinery

Factory-direct sourcing from China's leading manufacturers, a professional export team, honest inspection reports and dependable after-sales support in 4 key markets.

About Our Company →
Best Sellers

Hot Products

Our most-requested heavy machinery parts — in stock, factory-direct.

View Full Product Catalog →
Why Choose Us

Four Reasons Global Buyers Trust Us

Built on factory-direct sourcing, strict quality control and a team that answers.

01

Factory Direct Pricing

Direct from China's leading manufacturers — no middlemen, save 30-50% vs pricing on parts and machines.

02

Fast Worldwide Shipping

Sea or air freight worldwide, FOB Shanghai or CIF to your port. We handle packing, documentation and tracking.

03

factory-direct quality, Aftermarket Price

Replacement parts built to factory specifications with pressure-tested, ISO 9001 certified production lines.

04

24-7 Support

Real people on WhatsApp and email, around the clock. Send us your part number or drawing for a free quotation.

FAQ

Frequently Asked Questions

Straight answers to the questions buyers ask us most.

What is your minimum order quantity?

No strict MOQ for standard parts; container orders get best pricing.

How do you ship?

Sea freight FOB Shanghai / CIF your port, or air for urgent parts. We handle packing & documents.

What payment methods?

T/T, L/C for larger orders; 30% deposit + 70% against B/L copy.

Do you provide quality certificates?

COA, third-party inspection (SGS/Intertek) available on request.

Can I get samples?

Yes for standard parts, sample cost refundable on order.

How fast is delivery?

In-stock parts 7-15 days; used machines 15-30 days after inspection & packing.

More questions? WhatsApp us — we reply within 24 hours.

Compatibility

Parts for All Major Brands

Aftermarket replacement parts compatible with the world's leading construction machinery brands.

CATERPILLAR KOMATSU VOLVO HITACHI KOBELCO DOOSAN XCMG SANY
Global Reach

Serving Growing Markets Worldwide

We export to construction and mining projects across four key regions.

🌍 Africa

Excavator and loader parts, air filters and diesel filters for high-dust, high-wear environments.

🕌 Middle East

Water-separator fuel filters and wear parts built for desert heat and tough site conditions.

🌏 Southeast Asia

Hydraulic filters, seal kits and used machines shipped fast via short sea routes.

❄️ Russia & CIS

Undercarriage, engine parts and mining consumables with reliable overland and rail logistics.

Industry Guides

Buying Guides & Industry Knowledge

Practical guides written by our export team to help you buy parts and machines with confidence.

How to import used construction machinery from China

How to Import Used Machinery from China

A complete buyer's guide — supplier selection, machine inspection, price negotiation, container vs RoRo shipping and customs documents.

Read Guide →
Excavator bucket teeth buying guide

Excavator Bucket Teeth Buying Guide

Types, materials & fitment — standard, rock and tiger teeth, manganese steel grades, numbers and pin sizes for major brands.

Read Guide →
Choosing the right hydraulic filter for your excavator

Choosing the Right Hydraulic Filter

Hydraulic, oil, fuel and air filters explained — model cross-references, replacement intervals and buying tips for your excavator.

Read Guide →
Excavator undercarriage maintenance guide

Excavator Undercarriage Maintenance

Track tension, wear inspection, rollers and sprockets — a practical maintenance routine that extends undercarriage life and cuts repair bills.

Read Guide →
Wheel loader hydraulic system faults guide

Wheel Loader Hydraulic Faults

Slow lifting, overheating, leaking cylinders — how to diagnose common wheel loader hydraulic problems and which parts to check or replace.

Read Guide →
Electric vs diesel vs LPG forklift buying guide

Electric vs Diesel vs LPG Forklifts

Compare running costs, indoor use, emissions and maintenance to choose the right forklift power source for your operation.

Read Guide →
Used construction machinery inspection checklist

Used Machinery Inspection Checklist

Paperwork, walk-around checks, engine and hydraulic tests — a practical checklist that helps you avoid buying a machine with hidden problems.

Read Guide →
Excavator bucket teeth materials — manganese vs alloy steel

Bucket Teeth: Manganese vs Alloy Steel

Impact or abrasion? How manganese steel work-hardens in rock and alloy steel resists sandy ground — and how to choose between them.

Read Guide →
How to spot fake hydraulic filters

How to Spot Fake Hydraulic Filters

Packaging, filter paper, bypass valve, seals and price — how to tell a genuine filter from a counterfeit before it damages your machine.

Read Guide →
Crusher jaw plate service life guide

Crusher Jaw Plate Service Life

Rock type, feed size, manganese grade, crusher settings and operating habits — what decides how long jaw plates last.

Read Guide →
Custom hydraulic cylinders buying guide

Custom Hydraulic Cylinders Buying Guide

Bore, stroke, mounting, seals, testing and lead times — what to specify when ordering custom cylinders from a manufacturer.

Read Guide →
How to choose an excavator parts supplier

How to Choose an Excavator Parts Supplier

Catalog coverage, vs aftermarket quality, stock, delivery and communication — vetting a supplier before you place an order.

Read Guide →
How to import machinery parts from China

How to Import Parts from China

Part numbers, MOQ, payment terms, shipping and customs documents — importing machinery parts from China without costly mistakes.

Read Guide →
Excavator track wear and replacement guide

Excavator Track Wear & Replacement

Measure grouser height, bushings, tension and sprockets — and know when replacing undercarriage parts is cheaper than running on.

Read Guide →
Hydraulic cylinder repair vs replacement guide

Hydraulic Cylinder Repair vs Replacement

Seal leaks, drift, bent rods and scored barrels — how to decide between rebuilding a cylinder and buying a new one.

Read Guide →
Buying machinery parts in the Middle East and Africa

Buying Parts in Middle East & Africa

How construction fleets in the UAE, Saudi Arabia and Africa source excavator parts — suppliers, shipping, customs and heat-duty checks.

Read Guide →
Excavator parts suppliers in UAE and Singapore

Excavator Parts Suppliers in UAE & Singapore

Compare local stockists, dealers and direct imports from China — what to verify before ordering parts in the UAE, Singapore and India.

Read Guide →
Used excavators for sale buying guide

Used Excavators for Sale: Buying Guide

Where used excavators are sold, how prices are built and the costs buyers forget — freight, duty, inspection and reconditioning.

Read Guide →
Excavator cooling system guide

Excavator Cooling System Guide

Radiator, hydraulic oil cooler and fan — how the cooling system works, the early failure signs and when to replace parts.

Read Guide →
Komatsu PC200 hydraulic pump buyer's guide

Komatsu PC200 Hydraulic Pump Guide

Main pump and pilot pump explained — failure signs, OEM vs aftermarket choices and what to verify before you buy.

Read Guide →
Used mini excavators for sale in Dubai and Sharjah guide

Used Mini Excavators in Dubai & Sharjah

Sizes, hours, undercarriage and hydraulics checks, transport and paperwork — buying a used mini excavator in the UAE.

Read Guide →
Excavator radiator replacement guide

Excavator Radiator Replacement

Radiator failure signs, core types, part numbers and fitment checks — replacing an excavator radiator without repeat failures.

Read Guide →
Caterpillar engine parts list guide for C7 C15 C18

Caterpillar Engine Parts List

Pistons, liners, gasket kits and filters for Cat C7, C15 and C18 engines — part number matching and OEM vs aftermarket buying tips.

Read Guide →
Excavator bucket pins sizes wear and replacement guide

Excavator Bucket Pins Guide

Pin sizes by machine class, how to measure wear, and how to order the right pin, bushing and circlip sets for your bucket.

Read Guide →
Excavator radiator failure signs and early warnings guide

Excavator Radiator Failure Signs

Overheating, coolant loss, bulging tanks and oil in coolant — five early warnings that catch a failing radiator before it kills the engine.

Read Guide →
Excavator bucket teeth types and when to replace guide

Excavator Bucket Teeth Types

Standard, rock, tiger and twin-tip teeth compared — plus wear limits and the replacement rules that protect your adapters.

Read Guide →
Excavator hydraulic oil cooler failure signs and replacement guide

Excavator Hydraulic Oil Cooler

Oil temperature spikes, core leaks and clogged fins — how to diagnose a failing hydraulic oil cooler and replace it without repeat failures.

Read Guide →
OEM vs aftermarket excavator parts buying guide

OEM vs Aftermarket Parts

Real price gaps by part category, quality checks and supplier vetting — deciding when aftermarket excavator parts are the smart buy.

Read Guide →

Looking for a Specific Part or Machine?

Send us your part number, model or drawing — we reply with a quotation within 24 hours.

Chat on WhatsApp Send an Email

Latest Guides & Articles