Serpent SER903774 Flex Insert Solids for S989 Pair  [SER903774]

Refine Handling on the Viper 989 GP

The Serpent SER903774 Flex Insert Solid gives the Viper 989 GP a tighter, more predictable response on entry and mid-corner. This two-piece set helps drivers tune chassis behaviour without swapping major parts.

Where These Fit

Specifically matched to the Viper 989 GP chassis, the inserts slot into standard mounting points and work well across a variety of track surfaces. They are a straightforward way to alter flex characteristics.

Fitting Advice

Align both inserts carefully and check for symmetric seating on each side. After fitting, run a few laps to confirm handling changes before making further setup moves.