ALPINESTARS Stella ST-1 Waterproof Jacket

The Alpinestars Stella ST-1 Waterproof Jacket is built for riders who want dependable weather protection and comfort for road touring in changing conditions. Designed around a women’s-specific touring fit, it features a fixed waterproof membrane for reliable wet-weather performance while maintaining breathability for longer rides.

Front chest vents help manage temperature on the move, while pre-curved arms and ergonomic elbows support natural mobility in a riding position. A detachable thermal liner with 80g insulation in the torso and sleeves extends cold-weather comfort and can be removed as conditions warm, then stored in the lower back cargo pocket. With Tech-Air® Ready construction, CE Level 1 Nucleon Flex Plus shoulder and elbow armor, and full CE certification, the Stella ST-1 delivers confidence-inspiring protection for everyday use and travel.

Key Features

• Comfort fit with pre-curved arms and ergonomic elbows for extra freedom of movement
• Redefined, modern shoulder design with Alpinestars stylish branding for an adventure touring inspired look
• Fixed waterproof liner offers wet-weather performance
• Vent panels on the chest provide cooling airflow, improving breathability and offering optimal riding comfort
• Ergonomic cargo pockets’ slim design with built-in expansion for added storage capacity
• Detachable thermal liner (80g torso, 80g sleeves) with snap button connections to anchor the liner to the jacket
• CE Level 1 rated Nucleon Flex Plus elbow and shoulder armor for effective impact protection
• Fully CE certified motorcycling garment to CE - Category II EN 17092-4:2020 – A Class
• CE Level 1 Nucleon Flex Plus impact protection, Category II EN 17092-6:2020 – C Class Impact

Rider Fit & Feel

The women’s-specific touring cut, adjustable fit points at the biceps, collar, cuffs, and waist, and extended rear coverage are designed to stay comfortable in a riding position, while the chest vents and removable insulated liner help you adapt quickly as the weather changes.

Available Options

• Colors: Black; Ice Grey/Black/Yellow Fluo
• Sizes: X-Small, Small, Medium, Large, X-Large, XX-Large

Shop the Alpinestars Stella ST-1 Waterproof Jacket at All American KTM, your nationwide source for premium powersports riding gear.