Front Axle; Ride Height - Porsche 911 GT3 R Technical Manual

6.3.1. Front axle

6.3.1.1.

Ride height

The car must be placed on a level surface (set-up platform) to check the
ride height. The front and rear suspension should be loaded and unloaded
(compressed) several times to allow the suspension to settle.
The ride height is adjusted by rotating the lower spring platform.
Min ground clearance: 65mm
Reference surface
82