RK Chain 520XRE XW-Ring (124 Links) Sizing Guide_Sizing Guide - Modular Two Shell Alternator: Yellow to Black/White =

Alternator: Yellow to Black/White = 0

The other coil is part RM06008

A direct OEM replacement

NEW Abrasion and Snag resistant mesh panels in chest and arms

Pre-formed opening for easy access

RK Chain 520XRE XW-Ring (124 Links) Sizing Guide_Sizing Guide - Modular Two Shell Alternator: Yellow to Black/White =RKs XRE series chains are the successor to XSO chains, with the XRE chains featuring a 20% longer wear life. XRE chains include XW sealing rings which provide two lubrication pools that help protect against high speed abrasion and prevent dirt and debris from penetrating the inner rollers bushings of the chain. Features: High tensile strength, lightweight while maximising wearlife. Ideal for OE chain replacement of middle to large displacement