## Analyzing The Seat Tube Angle Of Dirt Jump Bikes

The average seat tube angle of a dirt jumper is 71.3º This post examines the seat tube angle of dirt jump bikes. If you are not familiar with the terms…

## Is a 75 Degree Seat Tube Angle Too Steep?

Ultra-fast answer: A 75° seat tube angle is too steep for a road, gravel, downhill, or a touring bike, but it can work just fine for an XC or a…

## What Is The Ideal Seat Tube Angle For a Gravel Bike

Gravel bikes have a very conservative seat tube angle of about 73.5° because they have to be versatile "climbers" and "descenders". Therefore, extreme geometrical choices are not an option if…

## Explaining The Super Slack Seat Tube Angles Of Downhill and Freeride Bikes

Downhill bikes have slacker seat tube angles to preserve their slack head tube angles and short reach all while protecting the rider from flipping over the handlebars by putting most…

## The Seat Tube Angle’s Effect On a BMX Frame

This post examines the seat tube angle's effect on a BMX frame. Seat tube angle The seat tube angle (STA) is formed by a horizontal line passing through the middle…

## Analyzing The Seat Tube Angle Of Touring Bikes

The average effective seat tube angle of touring bikes is 73.4°. Thus, it's neither steep nor extremely slack. By keeping the seat tube angle conservative and balanced, touring bikes offer…

## The Optimal Seat Tube Angle of a Tri Bike

The vast majority of tri bikes have a seat tube angle of around 78°. This angle allows the rider to assume the horizontal back position that tri bikes are built…

## The Connection Between The Seat Tube Angle and Saddle Setback Explained (graphs)

This post explains the connection between the seat tube angle and the position of the saddle. There are two seat tube angles - the effective seat tube angle and the…

## Why Don’t Road Bikes Have Steeper Seat Tube Angles?

Effective Seat Tube Angle Steeper seat tube angles put the rider closer to the bottom bracket and give the legs a more advantageous position to press down the pedals. The…

## Seat Tube Angles and Knee Pain – The Connection (very simple to understand explanation)

This post investigates the relationship between different seat tube angles and knee pain. First, let's begin with the definition of a seat tube angle. The seat tube angle (STA) is the angle…