In need of a replacement chain for an ElliptiGO 8C, 8S, or 11R bike model? This 8-speed 88 links, 3/32 1/2 link size chain will... Read More do the trick. This chain is only compatible with our 8C, 8S, and 11R elliptical models. You may need to replace your chain due to damage, but you should also replace your chain every 750-1000 miles ridden.