The Serpent 903682 2-speed shaft is a precision replacement designed to sharpen the Viper 988 GP transmission. Manufactured for reliable operation, the shaft supports neater gear engagement and reduces component fatigue under repeated use. It is intended for the Viper 988 series to help maintain competitive performance over time.
Engineered for the Viper 988 GP layout, this 2-speed shaft aligns with the original installation points for a smooth swap. Its construction supports predictable behaviour during acceleration and deceleration, which is valuable when optimising gearing for tight competition. Careful setup and correct fitting will yield the best results.
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