HPI Cup Racer Soft Shock Spring Set – HPI-87318

The HPI Shock Spring Set (Soft) – part number HPI-87318 – provides Cup Racer drivers with a wider range of tuning options to match changing track conditions. Primarily designed for the laydown front shock position, this soft set offers alternative rates to the copper-coloured kit springs and is colour coded for quick identification.

Key Features

• Three pairs of colour-coded springs for easy identification
• White – one step softer than the copper kit springs
• Silver – one step harder than the copper kit springs
• Grey – two steps harder than the copper kit springs
• Primarily intended for the laydown front shock position on Cup Racer platforms

Suggested Compatibility

• HPI Cup Racer cars, especially for the laydown front shock position

Use the included rates to fine-tune steering response, front-end bite and overall balance as grip levels change. The clear colour coding helps you swap springs quickly at the track and maintain a consistent setup across different conditions.