High-Performance O-Ring Motorcycle Transmission Gear Set 428 420 520

Name: High-Performance O-Ring Motorcycle Transmission Gear Set 428 420 520
Brand: Hangzhou Sfr Technology Co., Ltd.
SKU: 2133380095

Zhejiang, ChinaHangzhou Sfr Technology Co., Ltd.

US$3.00

200-499 pieces

US$2.50

500-999 pieces

US$2.32

1,000+ pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Warranty

1 Year Guarantees

Type

Motorcycle Chain

Model NO.

415 420 428 428H 520 525

Material

Alloy Steel

Certification

ISO9001：2001, CE

Number of Row

Single/Double/Triplex

Surface Treatment

Zinc Plated, Gold Coated, Copper Coated

Product Name

Motorcycle Gear & Chain Kit

Usage

Motorcycle Transmission System

Condition

New

Delivery Time

Within 20-30 Days

Size

30*12*3.05cm

OEM

Acceptable

Color Available

Gold

Purpose

for Replace/Repair

Transport Package

Carton

Specification

1/2"*11/128"

Trademark

SFR

Origin

Zhe

Key features

Extended Lifespan: Advanced O-ring technology offers 150% longer lifespan compared to standard O-rings.

Superior Strength: Tensile strength of 20.6 kN with lightweight engineering for high-performance needs.

Color Customization: Available in silver outer with black inner or golden outer with black inner.

Maintenance-Free: Features maintenance-free lubrication for a seamless and economical riding experience.

High Wear Resistance: Ensures longevity and durability for demanding applications.

Multiple Sizes: Available in 420, 428, 520, 525, and 530 chain pitches.

OEM Service: OEM service is available for custom product requirements.

ISO Certified: Manufactured under ISO9001 and IATF 16949 Quality Management Systems.

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: ≤2.01h

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 trade company?

We are a dedicated factory specializing in the production and export of high-quality Chains for over 30 years. We operate four wholly-owned factories and one joint venture, all of which have earned certification from the esteemed ISO9001 and IATF 16949 Quality Management Systems.

Q:What terms of payment do you usually use?

We typically accept T/T with a 30% deposit and 70% payment against the document, T/T full payment, or L/C at sight.

Q:What is your lead time for your goods?

Normally, it takes 30-45 days for production, but stock items can be shipped immediately.

Q:Do you attend any exhibitions?

Yes, we regularly participate in exhibitions across Germany, Italy, France, Russia, China, and other major motorcycle and industrial chain events.

Q:Is a sample available?

Yes, samples are available upon request.