Ergotec Viper Seat Post – Maximum Efficiency Through Perfect Ergonomics

When you're on the move sporty, every watt counts. The Ergotec Viper Seat Post ensures that your power reaches where it belongs – on the pedal. With a 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, a commuting route, or an ambitious gravel ride – with the Viper, you are on the right track. The clamp allows you to easily and accurately adjust the angle and length – for precise alignment.

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 sporty use
• ✅ Easy angle & length adjustment – via innovative seat clamp
• ✅ Compatible with 7 & 8 mm seat rails – fits many saddles
• ✅ Available in 27.2 mm and 31.6 mm diameters
• ✅ Safety Level 5 – suitable for e-bikes (not S-Pedelecs)
• ✅ Sandblasted black finish – sporty, discreet, elegant

Technical Specifications

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

Model with 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 with 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 Seat Post – Ergonomics Meets Performance

The Ergotec Viper is ideal for sporty riders who do not want to compromise on their sitting position. With its offset variations and precise clamping technology, you can efficiently transfer your performance to the pedal – completely without discomfort.

Delivery Contents

• 1× Ergotec Viper Seat Post in selected version
• Pre-assembled clamp system