Rk transmission Series 120 links 420 Universal ChainRef : RK00446A / RKM420120

RK Standard Series Transmission Chain – ref. 420SB-120-CL

Designed to replace the original chain on small and medium machines, this Drive Chain RK made of carbon alloy steel offers a simple and robust solution for the final drive. Ideal for urban motorcycles, roadsters, enduros, motocross bikes, and quads, it is intended for engines up to 125 cc (also compatible for 90 cc depending on the setup).

• Construction: links and rollers made of carbon steel alloy, heat-treated.
• Treatments: components shot-peened and treated to improve mechanical strength and wear resistance.
• Fixing: riveted axle at four points and rollers reinforcing the connection strength.
• Practicality: supplied with quick-release clips for easier installation and removal.
• Features: natural colour, 120 links (LINKS: 120), Standard Series model.

This RK chain focuses on simplicity and robustness: a reliable complete set to restore your transmission, optimise the grip between the sprocket and the crown, and get back on the road with peace of mind. Remember regular maintenance (cleaning and lubrication) to maximise the lifespan of the links and bearings.