420/428/428H/520/530/525
Alloy Steel
ISO9001:2001, CE
Zinc Plated, Gold Coated, Copper Coated
Motorcycle Gear & Chain Kit
Motorcycle Transmission System
New
Within 20-30 Days
30*12*3.05cm
Acceptable
Gold
for Replace/Repair
SFR
Carton
1/2"*11/128"
Zhe
Product Description
Product Name | Motorcycle Gear & Chain Kit 420 428 520 525 530 |
Material | Alloy Steel |
Chain NO | 420 428 520 525 530 |
Pitch (mm) | 12.7 |
Bush Type | Solid |
Width(mm) | 7.85 |
Pin Dia.(mm) | 4.45 |
Pin Length(mm) | 19.05 |
Roller Dia(mm) | 8.51 |
Plate Thickness Inner(mm) | 1.96 |
Plate Thickness Outer(mm) | 1.96 |
Tensile Strength(kn) | 20.6 |
Weight(kg/m) | 0.85 |

The SFR Super O-Ring chain is a masterstroke in lightweight, high-performance sealing technology. Engineered to maintain peak strength while significantly reducing width and weight, this chain's optimized O-ring transcends the limitations of ordinary sealing chains. Experience an unparalleled 150% increase in lifespan compared to standard O-rings.
Available in striking color combinations: Silver outer with black inner, and Golden outer with black inner. Designed for high wear resistance, enjoy maintenance-free lubrication and cost-effective O-rings.
Available in striking color combinations: Silver outer with black inner, and Golden outer with black inner. Designed for high wear resistance, enjoy maintenance-free lubrication and cost-effective O-rings.


Experience unparalleled efficiency with our Semi-Automatic PET Bottle Blowing Machine! This state-of-the-art Bottle Making Machine and Bottle Moulding Machine is meticulously engineered to craft PET plastic containers and bottles in all conceivable shapes. Perfect for diverse applications, our PET Bottle Making Machine is your ultimate solution for high-quality container production.




SELECTION & INSTALLATION
SELECTION & INSTALLATION
2. Cut the old chain at its joint part. If your motorcycle is equipped with an endless chain or a chain with a Rivet type connecting link (ZJ), use the SFR Cutting & Riveting Tool or a similar cutting tool.
3. Attach the new chain to the end of the old one using a new connecting link. By turning the rear wheel, the new chain will be positioned correctly (Fig. A).


Motorcycle Chain Handling Instructions
SFR Chain Group has steadily climbed to prominent positions within the industrial chain industry since the last century, showcasing our enduring commitment to excellence.
With rigorous quality control measures, we are dedicated to surpassing our customers' expectations in both quality and service. Our products are distributed across more than 80 countries, catering to a diverse range of industries that involve moving, conveying, lifting, or transmitting power.
With rigorous quality control measures, we are dedicated to surpassing our customers' expectations in both quality and service. Our products are distributed across more than 80 countries, catering to a diverse range of industries that involve moving, conveying, lifting, or transmitting power.







Our Services & Strength
Boasting a monthly production output exceeding 2.2 million pieces, SFR motorcycle chains form the foundation of our group. As one of the world's premier manufacturers of motorcycle chains, we proudly serve some of the most renowned brands in the automotive sector. Our extensive range ensures that there is a perfect chain for every power and application, from urban mopeds to high-powered racing motorbikes, dirt bikes, and ATV quads.1. Are you manufacturer or trade Company?
We are a factory focused on producing and exporting Chain over 30 years,operate four fully owned factories and a joint venture, all certified by the prestigious ISO9001 and IATF 16949 Quality Management System.
2. What terms of payment you usually use?
T/T 30% deposit and 70% against document,T/T full payment, L/C at sight.
3. What is your lead time for your goods?
Normally 30~45 days.Stock can be shipped immediately.
4. Do you attend any exhibition?
We attend exhibition in Germany, Italy, France, Russia, China and other motorcycle and industrial chain exhibition.
5.Is sample available?
Yes,sample is available.
6.Is OEM available?
Yes, OEM is available.


