We can be pretty sure that Shimano will launch a 13-speed groupset soon, and a listing on a German retailer website appears to confirm it. Shimano 13-speed patent comp (Image Credit: Farrelly Atkinson)> New patent suggests Shimano 13-speed electronic groupsets are coming — here’s what we know so farThe Bike-Discount listing isn’t far short of cast iron proof that 13-speed Shimano is on the way. The exact form of Shimano 13-speed is harder to guess. Because we can’t really be sure if the ‘Shimano 13-speed’ freehub body option refers to road or gravel products – or both. Will it share a freehub standard with a new 13-speed GRX groupset?