Assos Equipe RS Johdah Ultraz Winter Jacket S11

The Assos Equipe RS Johdah Ultraz Winter Jacket S11 is engineered for riders who push hard even in frigid conditions. With its race-cut “second-skin” fit and body-mapped insulation, this jacket offers uncompromising thermal performance while maintaining aerodynamic efficiency and moisture control.

Assos deploys a blend of high-tech fabrics such as SPHERE membranes, Osmos thermal panels, and 3L ZigZaggy foam zones to dynamically regulate temperature. The design adapts to changes in effort and external conditions, warming you when you’re riding steady and venting as you push harder.

Specs at a Glance

• Fit Style: aeroRace / second-skin tailored for men
• Materials: Composite of softshell, stretch thermal, and wind-block fabrics
• Insulation Strategy: Zoned thermal panels that breathe and adapt with exertion
• Cut / Shape: Slim-fitting with contoured sleeves, drop-down tail
• Pockets: Rear storage with enhanced security flaps
• Sizes: XS – 2XL (depending on market)
• Color Options: BlackSeries and select limited editions

Design Benefits

1. Dynamic thermal regulation: Insulation responds to riding intensity to balance warmth and ventilation
2. Race-focused fit: Close to the body to reduce drag, but engineered for movement when on the bike
3. Material performance: Softshell and stretch panels block wind while offering flexibility and moisture wicking
4. Secure storage: Rear pockets with enhanced flaps help keep essentials from bouncing out
5. All-weather readiness: Built to handle cold, dry, and variable winter conditions with confidence

Final Take

The Assos Equipe RS Johdah Ultraz Winter Jacket S11 is a premium option for serious riders who demand high performance even in cold-weather conditions. With its intelligent insulation, aerodynamic tailoring, and race-level construction, it delivers the kind of thermal control and fit that turns winter rides into manageable, comfortable efforts.