High-Strength 428h Chain Sprocket Set for Electric Motorcycles

Name: High-Strength 428h Chain Sprocket Set for Electric Motorcycles
Brand: Hangzhou Sfr Technology Co., Ltd.
SKU: 1973076821

Zhejiang, ChinaHangzhou Sfr Technology Co., Ltd.

US$3.20

200-499 Pieces

US$3.00

500-999 Pieces

US$2.90

1,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Warranty

1 Year Guarantees

Type

Chain

Model NO.

428H

Material

Alloy Steel

Certification

ISO9001：2001

Number of Row

Repa

Surface Treatment

Gold Coated, Copper Coated

Product Name

428h Motorcycle Chain

Usage

Motorcycle Transmission System

Condition

New

Delivery Time

Within 20-30 Days

Size

30*12*3.05cm

OEM

Acceptable

Color

Acceptable Customized

Purpose

for Replace/Repair

Transport Package

Carton

Specification

1/2"*11/128"

Trademark

SFR

Origin

China, Zhejiang

Key features

High-Strength Alloy Steel: Crafted from high-tensile alloy steel with heat-treated components for robust wear resistance.

Enhanced Durability: Heat-treated rollers, pins, and bushings reduce elongation and extend lifespan under heavy loads.

Smooth Power Transfer: Precision-fit components minimize friction and vibration for seamless engagement and efficient acceleration.

Weather Resistance: Advanced O-ring or X-ring seals retain lubricant while repelling dirt, moisture, and debris.

Low Maintenance: Sealed design prevents rusting and necessitates less frequent lubrication for diverse riding conditions.

OEM Customization: Acceptable customized color and product name options available for specific requirements.

ISO9001 Certified: Manufactured under ISO9001 and IATF 16949 Quality Management System standards.

Fast Delivery: Stock items shipped immediately; standard lead time is 30-45 days.

Company profile

Patents AwardedOEM ServicesQA/QC InspectorsR&D Capabilities

Hangzhou Sfr Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤2.25h

AI-Powered supplier vetting

SummaryHangzhou Sfr Technology Co., Ltd. is a China-based factory and limited company established in 2011, with 202 employees and production scope covering multiple chain and sprocket categories. It holds a valid import/export license, has exported goods for 13 years, and derives 51%–70% of total sales from exports. The supplier provides extensive customization and ODM/OEM services, reports new products within the past year, and has received one national science and technology progress award. Finished-product inspection instructions are available and uniformly followed. Evidence of after-sales infrastructure, overseas branches, ERP-based operational digitalization, and detailed financial performance is limited. The supplier reports OEM service for well-known brands, but no specific customer names or cases are provided.

Supplier typeThe supplier is identified as a factory and a limited company, operating as a combined business entity in Hangzhou, Zhejiang, China. Its stated business scope includes production of transmission chains, chains, transmission-chain components, and automotive timing-system chain and sprocket projects.

CertificationsThe supplier reports one national science and technology progress award and confirms that it holds a valid import/export license. However, no specific product, quality, or management-system certifications are identified in the provided information.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and holds one national science and technology progress award. It does not have an available SDK, and no sustainable-development or ERP-based digital-management capability is reported, leaving the overall innovation infrastructure only partially demonstrated.

Production capacityThe supplier operates as a factory with 202 employees and produces a broad range of conveyor, motorcycle, agriculture, drive, transmission, leaf, stainless-steel chains, and sprockets. It has standardized finished-product inspection instructions, 13 years of export experience, and a valid import/export license, supporting established production and export operations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services and reports new products within the past year, indicating broad product-development and customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of serving recognized-brand customers. However, no brand names, project details, product references, or verifiable customer case descriptions are supplied.

Product Q&A

Q:Are you a manufacturer or a trading company?

We are a factory focused on producing and exporting chains over 30 years, operating four fully owned factories and a joint venture, all certified by the prestigious ISO9001 and IATF 16949 Quality Management System.

Q:What payment terms do you usually use?

T/T 30% deposit and 70% against document, T/T full payment, L/C at sight.

Q:What is your lead time for goods?

Normally 30~45 days. Stock can be shipped immediately.

Q:Do you attend any exhibitions?

We attend exhibitions in Germany, Italy, France, Russia, China and other motorcycle and industrial chain exhibitions.

Q:Is sample available?

Yes, sample is available.