Ergotec Viper Seat Post – Maximum Efficiency through Perfect Ergonomics

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

Whether you’re tackling a marathon, commuting, or undertaking an ambitious gravel ride – with the Viper, you’re in the right seat. The clamp allows for easy and precise adjustment in angle and longitudinal direction – ensuring accurate calibration.

Your Benefits at a Glance

• ✅ Individually selectable offset (0 / 20 / 30 mm) – for a perfect seating position
• ✅ High-quality AL 6061 T6 – stable & lightweight for sports use
• ✅ Simple angle & length adjustment – through well-designed saddle clamp
• ✅ 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)
• ✅ Sandblasted black finish – sporty, discreet, premium

Technical Specifications

• Material: Aluminium 6061 T6
• Surface: 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 Seat Post – Ergonomics Meets Performance

The Ergotec Viper is ideal for sporty riders who do not want to compromise on their seating position. With its offset options and precise clamping technology, you can efficiently transmit your power to the pedals – all without discomfort.

Delivery Contents

• 1× Ergotec Viper seat post in chosen variant
• Pre-mounted clamp head system