Serpent SER903774 Solid Flex Insert Pair for S989  [SER903774]

Dial in Your Viper 989 GP Chassis

The Serpent SER903774 Flex Insert Solid offers a simple way to stiffen the Viper 989 GP chassis where you need it. This compact two-piece set helps drivers achieve more consistent handling across varied track conditions.

Compatibility Notes

These inserts are intended for installation in the Viper 989 GP series and integrate with the stock mounting layout. They are a practical option for anyone tuning mid-corner feel.

Installation Guide

Position each insert evenly and confirm both sides sit flush. After installation, retest steering response and roll behaviour before finalising other setup changes.