Shimano Y1VP39000 Chainring 110 BCD-Asymmetric 39T 1.0

The Shimano Dura Ace FC-R9100 11 speed chainrings are the perfect replacement for worn or damaged chainrings Shimano's class leading chainrings offer the optimum balance of light weight and rigidity for precise shifts even under high load The teeth have been developed to work only in conjunction with 11-speed chains for improved contact providing more efficiency and improved power transfer Genuine Shimano replacement chainrings for the FC-R9100 & FC-R9100-P cranksets available in 55T, 54T, 53T, 52T, and 50T (Outer ring), 42T, 39T, 36T, 34T (Inner ring) Shimano part numbers: 55T-MX -Y1VP98050, matches 42T- MX -Y1VP42000, 54T-MX - Y1VP98040, matches 42T- MX -Y1VP42000, 53T-MW - Y1VP98030, matches 39T - MW- Y1VP39000, 52T-MT - Y1VP98020, matches 36T-MT - Y1VP36000, 50T-MS - Y1VP98010, matches 34T - MS - Y1VP34000 Compatible chain Shimano HG 11-speed