> ## Documentation Index
> Fetch the complete documentation index at: https://docs.uplift.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Pre-Load Max X-Factor

> Maximum hip-shoulder separation (X-Factor) reached between Address and Impact — the backswing 'load'.

## Technical Details

* **Variable Type:** Discrete Metric
* **Data Type:** Float
* **Units:** deg
* **Column Name:** `pre_load_max_x_factor`
* **Aggregation:** mean
* **Precision:** 0
* **Optimal Direction:** Higher is better
* **Measurement:** Maximum absolute X-Factor angle between P1 Address and P7 Impact

## Description

Pre-Load Max X-Factor measures the largest hip-shoulder separation reached during the backswing and downswing prior to impact, reflecting how much torso coil the golfer loads before releasing the club.

## Use Cases

* Power loading assessment
* Backswing coil analysis