Ergotec Viper Seatpost – Maximum Efficiency through Perfect Ergonomics

When you're out riding sportily, every watt counts. The Ergotec Viper Seatpost ensures your power is directed where it belongs – on the pedal. Thanks to the selectable offset of 0, 20, or 30 mm, you can adjust your sitting position precisely to your anatomy and riding style. This means: less discomfort, more efficiency, and control.

Whether it's a marathon, commuting, or an ambitious gravel ride – with the Viper you’ll be perfectly positioned. The clamp allows for easy and precise adjustments in angle and length – for exact tuning.

Your Advantages at a Glance

• ✅ Individually selectable offset (0 / 20 / 30 mm) – for the perfect sitting position
• ✅ High-quality AL 6061 T6 – stable & lightweight for sporting use
• ✅ Easy angle & length adjustment – through a thoughtful seat clamp design
• ✅ Compatible with 7 & 8 mm saddle rails – fits many saddles
• ✅ Available in 27.2 mm and 31.6 mm diameter
• ✅ Safety Level 5 – suitable for e-bikes (not for S-Pedelecs)
• ✅ Black sandblasted finish – sporty, discreet, classy

Technical Specifications

• Material: Aluminium 6061 T6
• Finish: black sandblasted
• Safety Level: 5
• Length: 400 mm
• Suitable for saddles with 7 & 8 mm rails

Model 27.2 mm Diameter:

• Offset: 0 mm / Weight: approx. 280 g
• Offset: 20 mm / Weight: approx. 300 g
• Offset: 30 mm / Weight: approx. 310 g

Model 31.6 mm Diameter:

• Offset: 0 mm / Weight: approx. 295 g
• Offset: 20 mm / Weight: approx. 315 g
• Offset: 30 mm / Weight: approx. 325 g

Viper Seatpost – Ergonomics Meets Performance

The Ergotec Viper is ideal for sporty riders who want no compromises in their seating position. With its offset options and precise clamping technology, you can efficiently transfer your power to the pedals – completely without discomfort.

Delivery Scope

• 1× Ergotec Viper Seatpost in selected variant
• Pre-assembled clamp head system