Rk transmission Series 104 links 420 Universal ChainRef : RK00445A / RKM420104

RK Drive Chain — Standard Series (manufacturer part no: 420SB-104-CL)

Standard Series drive chain by RK, designed for urban machines, roadsters, enduros, motocross, and quads. This M420 chain is made from medium carbon steel alloy with heat treatment applied to all components and shot peening of the parts to homogenise the structure of the links. The riveting is done at four points on the axes and rollers, in accordance with manufacturer specifications, and the delivery includes a clip-on quick link for simplified installation.

• Reference: 420SB-104-CL
• Brand: RK — Model: Standard Series
• Type: Drive Chain (Standard M420 chain)
• Material: carbon steel alloy, heat treatment
• Number of links: 104
• Colour: natural
• Indicative compatibility: for small displacement transmissions (referenced 90–125 cc — check exact compatibility with your vehicle)
• Fastening: clip-on quick link included

Product suitable for maintenance interventions and chain replacements on compatible models. Before installation, check the sprocket and the crown and adhere to the recommended torque and installation procedure provided by the manufacturer.