Premium Compatible Excavator Undercarriage Parts Sprocket Drive Chain Sprocket for E120 E120b E240 E311 E312 E330

Name: Premium Compatible Excavator Undercarriage Parts Sprocket Drive Chain Sprocket for E120 E120b E240 E311 E312 E330
Brand: Quanzhou Zhongkai Machinery Co., Ltd.
SKU: 1970253311

Fujian, ChinaQuanzhou Zhongkai Machinery Co., Ltd.

US$60.00

2-49 Pieces

US$50.00

50-99 Pieces

US$45.00

100+ Pieces

Sample price:US$60.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Video Technical Support

Warranty

12months

Model NO.

All Models Available

Type

Sprocket

Application

Excavator

Certification

CE, ISO9001: 2000

Condition

New

Color

Black/Yellow/Customized

Applications

Construction/Heavy Duty

Raw Material

Zg40mn/Zg42simn

Surface Hardness

HRC52-58

Hardness Depth

8-12mm

Logo

Z.K.M/Customized

Transport Package

Standard Package

Specification

42KGS/51KGS

Trademark

Z. K. M/UCMAN

Origin

Quanzhou

HS Code

843149

Production Capacity

30000 Pieces/Month

Key features

Customized Color Options: Available in Black, Yellow, or fully customized color schemes.

Customized Logo Printing: Supports custom logo printing including Z.K.M or client-specific branding.

High Hardness Material: Constructed from Zg40mn/Zg42simn with surface hardness HRC52-58.

Deep Hardness Layer: Hardness depth ranges from 8mm to 12mm for enhanced durability.

12-Month Warranty: Standard 12-month warranty coverage for standard quality products.

Video Technical Support: Remote assistance available via video calls for troubleshooting.

Multiple Quality Tiers: Offers Economic, Standard, and Heavy Duty options for different applications.

Company profile

R&D CapabilitiesIn-stock CapacityFast DeliveryHigh Repeat Buyers Choice

Quanzhou Zhongkai Machinery Co., Ltd.

Fujian, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤2.00h

AI-Powered supplier vetting

SummaryQuanzhou Zhongkai Machinery Co., Ltd. is identified as both a trading company and manufacturer/factory in Fujian, China. It reports broad customization and ODM capabilities, recent new-product activity, OEM service for well-known brands, and production capacity for track rollers, track links, idlers, sprockets, and top rollers. Export sales represent 51%–70%, with markets spanning multiple regions. However, quality assurance and traceability status are unknown, quality-control test equipment is reported as zero, and only one R&D engineer is listed. The supplier has no overseas warehouses, showrooms, agents, or branches, but has attended Bauma China. Financial credibility, certifications, and specific customer cases cannot be adequately verified from the provided information.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory, operating as a limited company in Fujian, China. This indicates a combined manufacturing and trading business structure.

After-Sales capabilityThe supplier reports that its technology engineer provides technical support for after-sales service and that it has a clear customer-complaint procedure with follow-up records. However, it has no overseas warehouse, showroom, agent, or branch, which limits documented local service infrastructure.

R&D capabilityThe supplier reports new products within the past year, ODM service, and an R&D engineer responsible for new product development and technical support. Evidence is limited by the listing of only one R&D engineer and no available SDK; quality-control test equipment is also reported as zero.

Production capacityReported annual output includes 150,000 track rollers, 8,000 track links, 8,000 idlers, 5,000 sprockets, and 5,000 top rollers. The supplier also serves broad export markets and reports 51%–70% of sales from exports, supporting evidence of established production and international supply capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with ODM services. These statements provide direct evidence of broad customization coverage.

Product Q&A

Q:Are you a factory or a trading company?

We are a factory and trade integration business, with our factory located in Quanzhou City, Fujian Province.

Q:What are the payment terms and delivery terms?

Payment: 30% T/T in advance, balance T/T before delivery. Delivery: Generally LCL container with CIF or EXW; FOB or CIF also available. Terms are negotiable.

Q:What is the delivery time?

FOB Xiamen or other ports take 25-30 days after receiving advance payment. If items are in stock, delivery takes only 0-7 days.

Q:How can I ensure the part fits my excavator and what is your quality control?

Provide model number, serial number, part numbers, dimensions, or drawings. We have excellent testers to check every piece and strict controls to ensure product safety.

Q:What quality types do you offer?

We offer three types: Economic (6 months guarantee, <20 tons), Standard (12 months guarantee, <20 tons), and Heavy Duty (12 months guarantee, >30 tons).