Trek Diamant Villiger Adjustable Threadless Stem

The Trek Diamant Villiger Adjustable Threadless Stem gives you flexible cockpit positioning with a clean, reliable direct‑connect design. With two adjustable length options, it’s a solid replacement stem that helps dial in comfort and fit on a wide range of bikes.

• Adjustable design available in 108 mm and 128 mm lengths

• Direct‑connect style for a stable, secure interface

• 28.6 mm (1‑1/8") steerer outer diameter

• 25.4 mm clamp compatible with classic handlebar sizing

• Aluminum construction for durability and strength

• Genuine replacement part for Trek, Diamant and Villiger bikes