Please enter your email address and we’ll send you a link to reset your password right away.

Your VIP area awaits in the APP

Log in to the app to manage your account, orders, and exclusive benefits.

Order tracking

Order tracking

Personalized notifications

Personalized notifications

Exclusive offers

Exclusive offers

Staying signed in lets you shop faster, check your orders, and access your favorites without signing in again.

Stay signed in
Log out
top

Sold and shipped by

sales

Free shipping

Return of order

Homepage

Ergotec Viper seatpost

Price without code 38.49

RRP:

You save:

Price without subscription

VAT & duties included

No extra charges at delivery.

What is my size?

What is my size?

My virtual fitting room

My virtual fitting room

Single purchase

Add to my pack 

You save:

Buy now in 1 click
Back to PC configurator

Buy this product and earn

Color:

Free shipping

dto_trans discount on shipping

Free assembly

Free removal of old appliance (only with Ader)

Your interest-free financing from with Klarna Paypal

Pay in 3, 4, 6 or up to 12 installments

My virtual fitting room

Other colors available

left
right

Perfect pairings

left
right

Reportar error

Trusted by over 25 million satisfied customers worldwide

Official brand warranty

Quick & easy 30-day return

Features of Ergotec Viper

Product description of Ergotec Viper seatpost

Description summary

The ERGOTEC Viper is a rigid aluminum seatpost engineered in Germany for ultimate durability and precision. Crafted from high-strength Aluminum 6061 T6, it offers a perfect blend of strength and low weight. With an ERGOTEC Safety Level 5 rating, it´s e-bike ready, ensuring superior safety for all cycling disciplines. The 400mm length allows extensive height adjustment for optimal ergonomics, while the precision clamp ensures a secure saddle fit. Its sandblasted black finish provides a sleek, modern look and added protection. Upgrade your ride with the Viper for a more efficient, safer, and enjoyable cycling experience

ERGOTEC Viper Rigid Aluminum Seatpost | Ultimate Durability and Precision

Experience the pinnacle of reliability and performance with the ERGOTEC Viper Seatpost, a premium component designed for cyclists who refuse to compromise. Engineered in Germany, this rigid seatpost is the ideal upgrade for your bike, offering a perfect blend of strength, low weight, and impeccable safety. Whether you´re pushing the limits in Road Cycling, navigating city streets, or enjoying a long-distance trek, the Viper provides the stable and secure foundation you need for a confident ride. Its robust construction and high safety rating also make it perfectly suited for the increased demands of modern e-bikes.

The core of the Viper´s exceptional quality lies in its material and design. Crafted from high-strength Aluminum, it ensures maximum durability without adding unnecessary weight to your build. The rigid design guarantees that every ounce of your pedaling effort is transferred directly to the drivetrain, providing an efficient and responsive feel. This direct connection to the bike is essential for performance-oriented Road Cycling and for maintaining control on varied terrain. The sleek, sandblasted black finish not only provides a stealthy, modern aesthetic that complements any bike frame but also adds an extra layer of protection against scratches and wear.

One of the standout benefits of the ERGOTEC Viper is its exceptional safety certification. It meets the stringent requirements of the ergotec Safety Level 5, a testament to its superior construction and ability to withstand significant stress. This "e-Bike ready" rating gives you complete peace of mind, confirming that the seatpost can handle the higher speeds and dynamic forces associated with electric-assist bicycles. With a generous 400mm length, it offers an extensive range of height adjustment, allowing riders of all statures to achieve a perfect, ergonomic saddle position for optimal comfort and power output. The precision-engineered clamp provides a secure, slip-free grip on your saddle rails, allowing for fine-tuned angle adjustments to dial in your perfect fit.

Upgrade your bicycle with a component that embodies strength, safety, and precision. The ERGOTEC Viper seatpost is more than just a bike part; it´s an investment in a safer, more efficient, and more enjoyable cycling experience.

Brand: ergotec

Specifications:

* Model: Viper
* Material: Aluminum 6061 T6
* Type: Rigid Seatpost
* Length: 400 mm
* Diameter: 27.2 mm
* Weight: Approx. 300-330 g
* Finish: Sandblasted Black
* Safety Rating: ERGOTEC Safety Level 5 (e-Bike ready according to the ergotec Safety Level Table)

Technical specifications of Ergotec Viper

Features of Ergotec Viper

Color Silver

Color

Silver

Recommended Use Road Cycling

Recommended Use

Road Cycling

Materials Aluminum

Materials

Aluminum

Seatposts Type Rigid

Seatposts Type

Rigid

Key differentiators

Constructed from high-strength Aluminum 6061 T6 for enhanced durability.

Durable sandblasted black finish provides a sleek look and added protection.

Features an ERGOTEC Safety Level 5 rating, making it suitable for e-bikes.

Offers extensive adjustability with a 400 mm length to optimize rider ergonomics.

Rigid design ensures efficient power transfer for road cycling.

Technology in Ergotec Viper seatpost

Energy rating

Warnings

5 / 5

1 Reviews

What our customers are saying about Ergotec Viper seatpost

Ergotec Viper seatpost

Excellent product

2025/09/07

Giovanni

Excellent product. Easy and precise adjustment. The 30 mm of setback allows you to always find the right position.

Write a review about this product

Answer the question

Write your answer

The question has already been answered, thank you very much for trying to help another customer. We will count on you for future questions.

Include AI Generated questions and answers

2026-02-02

Daniel

Ergotec Viper seatpost

Is this item( ergotec viper 31.6 400mm) the 30mm setback version?

Answer of Angel

And

Answer of TradeInn Expert

Yes the one I received was, as per the description, 30mm offset

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What are the main benefits of the Ergotec Viper Seatpost?

Answer of Generated by AI and verified

The Ergotec Viper seatpost is engineered for durability, stability, and safety. Its construction from high-strength Aluminum 6061 T6 and its ERGOTEC Safety Level 5 rating ensure a robust and reliable performance. The rigid design provides excellent stability and control, while the 400mm length allows for extensive height adjustment to achieve optimal riding ergonomics.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What material is the Ergotec Viper seatpost made from?

Answer of Generated by AI and verified

This seatpost is crafted from high-strength Aluminum 6061 T6, which provides a great combination of durability and strength for reliable performance.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What kind of finish does the Viper seatpost have?

Answer of Generated by AI and verified

The Ergotec Viper seatpost features a sandblasted black finish. This not only gives it a sleek, modern appearance but also adds a layer of protection against wear.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

Is the Ergotec Viper Seatpost worth the investment for cyclists?

Answer of Generated by AI and verified

The Ergotec Viper Seatpost offers a blend of durability and precision, making it a valuable upgrade for cyclists seeking reliable performance. Its high-strength aluminum construction and ERGOTEC Safety Level 5 rating ensure safety and longevity.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What is the safety rating of the Ergotec Viper seatpost?

Answer of Generated by AI and verified

The Ergotec Viper has an ERGOTEC Safety Level 5 rating, indicating a high level of safety and durability. This rating also confirms that it is ready for use on e-bikes, which often place higher demands on components.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What is the diameter of this seatpost?

Answer of Generated by AI and verified

The Ergotec Viper seatpost has a diameter of 27.2 mm. It is crucial to ensure this matches the inner diameter of your bicycle's seat tube for a proper and secure fit.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

Is this a suspension or rigid seatpost?

Answer of Generated by AI and verified

The Ergotec Viper is a rigid seatpost. This design ensures maximum power transfer from your pedaling, providing a responsive and efficient feel.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

Is the height of the Ergotec Viper seatpost adjustable?

Answer of Generated by AI and verified

Yes, the height is adjustable. With a length of 400mm, it offers an extensive range of adjustment to help you find the most comfortable and efficient riding position.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What is the length of the Ergotec Viper Seatpost?

Answer of Generated by AI and verified

The Ergotec Viper Seatpost has a length of 400mm, allowing for extensive height adjustment to suit various riding preferences.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

Is the Ergotec Viper seatpost suitable for e-bikes?

Answer of Generated by AI and verified

Yes, it is. The seatpost has an ERGOTEC Safety Level 5 rating and is described as 'e-bike ready', confirming it is built to handle the increased demands and stresses associated with e-bike use.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

What type of bike is the Ergotec Viper compatible with?

Answer of Generated by AI and verified

This seatpost is specified as being compatible with road bikes. Its rigid design and focus on strength make it a suitable upgrade for road cycling.

* Generated by AI based on customer and product data

2026-09-25

Generated by AI and verified

Ergotec Viper seatpost

How does the Ergotec Viper Seatpost compare to the Ergotec Hook Seatpost?

Answer of Generated by AI and verified

The Ergotec Viper Seatpost features a high-strength Aluminum 6061 T6 construction and a precision clamp, offering enhanced stability and control. In contrast, the Ergotec Hook Seatpost does not have specific specs available for comparison.

* Generated by AI based on customer and product data

Ask a technical question about this product

Frequently bought together
Best sellers

Use cases

Road Cycling Upgrade 90% Fit

As a reliable upgrade for road cyclists, this seatpost's rigid design and strong Aluminum 6061 T6 construction provide a stable and secure platform for efficient power transfer. The ERGOTEC Safety Level 5 rating offers confidence during long rides and training sessions.

Aluminum 6061 T6 material,Rigid type,ERGOTEC Safety Level 5,Road compatibility

Urban Commuting & City Biking 80% Fit

For daily commuters seeking a durable and dependable component, this seatpost is a solid choice. Its high-strength aluminum construction and sandblasted finish resist daily wear and tear, while the height adjustability ensures a comfortable riding position for navigating city streets.

ERGOTEC Safety Level 5,Sandblasted Black finish,Adjustable height,Aluminum 6061 T6 material

E-Bike Use (City/Trekking) 85% Fit

The ERGOTEC Safety Level 5 rating makes this seatpost suitable for the increased stresses of city and trekking e-bikes. Its robust aluminum build provides the necessary strength and stability for a confident and secure ride on heavier bikes.

ERGOTEC Safety Level 5,Aluminum 6061 T6 material,Rigid type

General Purpose & Cycling 75% Fit

This seatpost is a versatile option for general fitness and recreational riding. The durable aluminum construction offers reliable performance, and the ability to adjust the height allows riders to easily find an optimal and comfortable posture for enjoyable rides.

Adjustable height,Aluminum 6061 T6 material,Rigid type

Best for

Best for Performance-Focused Upgrades

This seatpost delivers enhanced stability and strength thanks to its high-grade aluminum construction and ERGOTEC Safety Level 5 rating, ensuring a confident ride.

Based on: Durability & Strength, Stability & Control, Material: Aluminum 6061 T6, Safety rating: ERGOTEC Safety Level 5

Ideal for Style-Conscious Cyclists

The sleek, rigid design and sandblasted black finish offer a sharp, understated look that complements any modern road bike frame.

Based on: finish: Sandblasted Black, Type: Rigid

A Solid Choice for Adventure-Seekers

Built from strong Aluminum 6061 T6 with a weather-resistant finish, this seatpost provides the durability and reliability needed for extended adventures.

Based on: Durability & Weather Resistance, Material: Aluminum 6061 T6, Safety rating: ERGOTEC Safety Level 5

Great for Tech-Savvy Tuners

Featuring a precision clamp and ample length for height adjustment, this seatpost allows for meticulous saddle positioning and a perfectly dialed-in setup.

Based on: Height Adjustability & Precision, Adjustable height: yes

Benefits

FunctionalBuilt for Lasting Performance

Ride with confidence knowing your seatpost is built to last. It is crafted from high-strength Aluminum 6061 T6 and meets the ERGOTEC Safety Level 5 rating, ensuring robust performance and durability for road cycling.

FunctionalAchieve Your Optimal Riding Position

Find your perfect saddle height for improved ergonomics and a more comfortable ride. This seatpost's design allows for height adjustments, helping to reduce fatigue on longer journeys.

FunctionalDurable Finish for All-Weather Use

Don't let the weather hold you back. The seatpost features a sandblasted black finish that provides an extra layer of protection against the elements and everyday wear.

Ideal buyer profiles

The Performance-Focused Cyclist

This rider prioritizes components that offer reliability, strength, and control for road cycling. They seek parts that enhance their bike's performance and provide confidence during rides, focusing on durable materials and proven safety standards.

The Ergotec Viper is an excellent match due to its high-strength Aluminum 6061 T6 construction and ERGOTEC Safety Level 5 rating. Its rigid design and precision clamp ensure a secure saddle position, contributing to superior stability and control on the road.

The Upgrade-Minded Rider

This individual is looking to upgrade their stock components for better performance and longevity. They value parts that are built to last and offer tangible improvements in ride quality and safety without unnecessary complexity.

With its robust aluminum build and high safety rating, this seatpost offers a significant upgrade in durability and rider confidence. The adjustable height allows for fine-tuning ergonomics, while the sandblasted black finish adds a layer of wear resistance for long-term use.

The Style-Conscious Builder

This cyclist carefully selects each component for their bike build, paying close attention to both performance and aesthetics. They want parts that look clean and professional while delivering reliable function.

The sleek, sandblasted black finish of the Ergotec Viper provides a minimalist and professional look that complements any modern road bike frame. Its high-quality aluminum construction ensures it performs as well as it looks, offering a blend of style and substance.

Competitive features

When choosing a seatpost, key factors include material, durability, and compatibility with your cycling discipline. The Ergotec Viper Seatpost is a rigid aluminum option engineered for strength and safety.

Where it excels

The Ergotec Viper is explicitly rated with ERGOTEC Safety Level 5, making it suitable and safety-verified for e-bike use, a feature not specified for the other compared models. Constructed from high-strength Aluminum 6061 T6, this seatpost is engineered in Germany with a focus on ultimate durability and precision, offering a robust solution for various cycling disciplines. Its 400mm length provides extensive height adjustment, catering to a wide range of rider sizes and frame geometries for optimal ergonomics.

Consider alternatives if...

Verdict

The Ergotec Viper Seatpost is an excellent choice for cyclists who prioritize durability, safety, and a wide range of height adjustment. Its German engineering, high-strength aluminum construction, and official e-bike readiness make it a reliable upgrade. While it is a rigid post, its focus on strength and a generous 400mm length provide significant value for riders seeking a dependable and precisely manufactured component.

Specs comparison

MaterialAluminum 6061 T6aluminumaluminumaluminumaluminumAluminum 6061 T6
Product Weight315 g407 g535 g-407 g360 g
CompatibilityroadMTB Cycling, Road CyclingMTB Cycling, E-Bike, Trekking, CityMTB Cycling, Gravel cycling, Road Cycling, Urban Cyclingroad, trekking, cityMTB Cycling, Road Cycling, E-bike
Diameter27.2 mm26.4 mm27.2 mm27.2 mm--
FinishSandblasted Black-sandblasted black--sand black
Adjustable HeightYesYesYesYesYesYes

Specs vs competitors

MaterialAluminum 6061 T6aluminumaluminum2014 T6 aluminum6061 aluminum6061-T6 Aluminum
Product Weight315 g270 g242 g262 g242 g-
CompatibilityroadMTB Cycling, Road CyclingMTB Cycling, Gravel cycling, Road Cyclingroad, E-Bike, MTB, Touringroad, gravel, MTB-
Diameter27.2 mm27.2 mm27.2 mm27.2 mm27.2 mm27.2 mm
FinishSandblasted Blackanodizedmatte-matt blackSandblasted Black Anodized
Adjustable HeightYes--YesYesYes
Similar alternatives to this product
Related products viewed by other shoppers
We think you might be interested in this

You might also be interested in

Tradeinn works with its own stock and with more than 2,000 suppliers connected daily. We update availability in real time to offer you the widest possible catalog, always at the best price. Some products may require additional delivery time depending on supplier availability.

Quick & easy 30-day return

Secure & safe shopping

100% Satisfaction Guaranteed

Always the best online price

Loading image