Grand Prix TR Ultegra Di2 New Shoulder Strap Design: Redesigned

New Shoulder Strap Design: Redesigned shoulder strap construction provides more stability and fewer pressure points for optimal comfort and range of motion

We’ve overhauled our hood and lever architecture and achieved breakthroughs for fit across all hand sizes and easy access to powerful and smooth

our latest evolution in terms of casing constructions

Rails: Proprietary Stainless Steel Alloy

Grand Prix TR Ultegra Di2 New Shoulder Strap Design: RedesignedNew for 2025 The Grand Prix TR is a tire built for every ride. It is the perfect option for those looking for a great value tire that is tubeless ready. The Grand Prix TR is the perfect tire for that chilled Sunday ride with friends, sprinting for town signs, and enjoying the road ahead. Each tire is built using our iconic BlackChili compound and features an all new 4 ply construction. It's a serious tire for those that prioritise enjoyment over pure