Unleash Precision Control and Sleek Performance.
Conquer every ride with ultimate steering accuracy and durable design. The Satori Viper stem eliminates wobble and enhances handling, delivering a responsive and confident ride every time. Crafted for riders who demand strength without compromise, its matte black finish adds a stealthy edge to your e-mobility setup.
Key Features
- 3D-forged aluminum for unmatched strength and lightweight performance.
- Optimized for 31.8 mm handlebar diameter ensuring a perfect fit.
- Compatible with 28.6 mm (1 1/8″) fork steerer tubes for versatile installation.
- -7° angle designed to enhance rider ergonomics and control.
- 80 mm length balances agility and stability on every terrain.
- Matte black finish for a sleek, modern aesthetic that resists wear.
Technical Specifications
- Material: 3D-forged aluminum
- Handlebar diameter compatibility: Ø 31.8 mm
- Fork steerer diameter compatibility: Ø 28.6 mm (1 1/8″)
- Angle: -7°
- Length: 80 mm
- Finish/Color: Matte black
Frequently Asked Questions
Is the Satori Viper stem compatible with all handlebars?
The Satori Viper is designed specifically for handlebars with a diameter of 31.8 mm. Ensure your handlebar matches this size for optimal fit and performance.
What type of fork steerer tube does this stem fit?
It fits fork steerer tubes with a diameter of 28.6 mm (1 1/8″), which is standard for most modern e-mobility and bike setups.

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