Description

DEDA Vinci 31.7mm Stem: The Pinnacle of Aerodynamics and Integration for Road Cycling
Elevate your ride to the next level with the DEDA Vinci 31.7mm Stem, a masterpiece of Italian engineering designed for the discerning road cyclist who demands uncompromising performance and a flawlessly clean aesthetic. This premium aluminum stem is the heart of the modern integrated cockpit, engineered to reduce drag, enhance control, and provide a seamless connection between you and your machine.
The Vinci stem is a game-changer in bicycle aerodynamics and system integration. Its most groundbreaking feature is its compatibility with Ded´s innovative DCR system. As Deda Elementi states, this is “The first Deda stem designed to allow a fully integrated cable routing when assembled with Deda handlebars featuring the new DCR system (Deda internal cable routing).” This revolutionary design allows brake and electronic shifter cables to run completely inside the stem and headtube, creating an incredibly clean, cable-free cockpit. The result is not only a stunningly minimalist look but also a significant reduction in aerodynamic drag, giving you a tangible advantage when cutting through the wind.
Crafted for peak performance, the Vinci stem boasts a unique, flat top section that has been aerodynamically profiled to enhance airflow and minimize resistance. This design complements the frame of any modern road bike, creating a unified and efficient silhouette. The stem´s versatility is a key benefit; it supports full internal cable routing (DCR), semi-internal routing, and traditional external routing, making it a viable upgrade for a wide range of bicycle setups.
Constructed from high-strength, 3D-forged Alloy 2014 aluminum, the Vinci stem offers an exceptional stiffness-to-weight ratio. This robust construction ensures razor-sharp handling, precise steering response, and efficient power transfer during sprints and climbs, giving you the confidence to push your limits. The stem is completed with a special aero top cap, headset spacers, and a top cover that integrate perfectly for a fluid, gap-free finish.
Whether you are building your ultimate aero road bike or upgrading your current setup for a competitive edge, the DEDA Vinci stem is the definitive choice for performance, integration, and style.
Technical Specifications:
* Material: High-Strength Alloy 2014 Aluminum
* Screws: Durable Steel, black finish
* Angle: 73° (negative rise)
* Handlebar Diameter: 31.7 mm
* Fork Steerer Compatibility: 1 1/4” (31.75mm); an adapter is included for compatibility with standard 1 1/8” fork steerers.
* Clamp Height: 40mm (including the proprietary upper headset spacer)
* Weight: 190g (for the 110mm length)
* Finish: Polish on Black (POB) Black