D3T DISTRIBUTION SAS ("We"), along with our Partners, use Cookies and Trackers to ensure the proper functioning of this website, to carry out audience measurements, to offer you personalized advertising and tailored offers, or to share content with you via social networks. Your data is shared with 10 of our Partners. We retain your choices for 6 months. You can change your mind at any time by clicking on "Set my Cookies" in the links at the bottom of the page. For more information, please consult our Cookie Policy.
Designed for small trails, roadsters, and off-road machines, the EK CHAIN 420SR combines strength and flexibility. The SR series features a design that maintains the chain's flexibility even after prolonged use. The plates undergo a specialized heat treatment to enhance durability and wear resistance, making it a reliable option for transmissions subjected to urban and off-road stresses.
Type: EK 420SR 420 Drive Chain
Color: Steel / Steel
Pitch: 420
Number of Links: 134
Relative Lifespan (for 100 links): 200 (index)
Weight: 0.75 kg for 100 links (indicative)
Compatible Universes: Urban, Quad, Cross, Roadster. It is particularly suited for small displacements and 50 cc modifications — common examples include: RIEJU MRT 50 SM (2025), FANTIC XM 50 PERFORMANCE (2025), and BETA RR 50 MOTARD (2025). Before installation, check the pitch, the number of links, and the tension for proper sprocket/crown alignment. Ideal for riders seeking a treated steel chain capable of supporting mixed road/trail use without compromising transmission flexibility.
'%3e%3cpath%20fill='%23f1ab00'%20d='M.702%207.162l1.875%201.684%206.161-5.532L14.9%208.846l1.875-1.684L8.738-.053z'/%3e%3c/g%3e%3c/g%3e%3c/svg%3e)
30 days returns
Help and contacts
