Variator contra spring Stage6 – Soft (Yamaha Aerox / BW’s)

Description

Stage6 contra spring is designed for Yamaha Aerox and BW’s scooters and ensures proper drive belt tension and stable variator operation.

On modified or more powerful engines, belt slipping can occur, so replacing the contra spring is essential for optimal transmission performance. The Soft (soft) version provides smoother variator operation and is suitable for less aggressive or basic tuning setups.

The spring is clearly marked across its entire surface, allowing easy identification of stiffness.

Hardness:
• Soft – soft

Features:
• ensures proper drive belt tension
• smoother variator operation
• suitable for stock and mild tuning setups
• clearly marked spring stiffness

Compatibility:
• Yamaha Aerox
• Yamaha BW’s
• other scooters with Minarelli engine

For optimal results, choose the spring stiffness according to the engine and transmission setup.