AEROX Variator Pulley Set

Balanced 139/140 mm system—quick takeoff, steady belt tracking.

The AEROX Variator Kit is engineered for YAMAHA AEROX scooters and includes a 139 mm variator pulley (24 mm bore), a 140 mm pulley fan, ramp plate, and center sleeve. Each part is precision-machined for flatness and balance to support crisp drive engagement and reliable belt contact. Total kit weight: 840 g.

🔹 139 mm Pulley / 24 mm Bore — Sized for a stable belt path and contact
🔹 140 mm Pulley Fan — Pairs with shrouds to guide airflow over the drive face
🔹 Ramp Plate Geometry — Stock-layout interface for accurate assembly
🔹 Balanced Components — Reduced vibration for consistent operation
🔹 Complete Kit — Pulley, ramp plate, pulley fan, center sleeve included

Product Specifications
✔ Pulley OD / ID: Ø139 mm / Ø24 mm
✔ Pulley Fan OD: Ø140 mm
✔ Total Weight (Kit): 840 g
✔ Fitment: YAMAHA AEROX models (year/market dependent)
✔ Focus: Quick engagement, steady belt tracking, straightforward install
✔ Package Includes: Pulley, ramp plate, pulley fan, center sleeve

Installation Notes
• Verify roller/slider weights and drive belt condition (not included).
• Follow OEM torque and lubrication practices for the variator nut and sleeve.
• Check fan–shroud clearance after assembly and observe belt tracking on first run.

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