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Outer Drive Face | Vespa GTS 250/300 Piaggio BV/MP3 — source gallery view 1 [P067-52301127811352]

Outer Drive Face | Vespa GTS 250/300 Piaggio BV/MP3

$29.00
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Outer Drive Face | Vespa GTS 250/300 Piaggio BV/MP3 — source gallery view 1 [P067-52301127811352]
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Outer Drive Face | Vespa GTS 250/300 Piaggio BV/MP3

$29.00
Part number 840193-AFT

Check dimensions and compatibility before ordering.

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Stop letting a grooved, uneven, or glazed drive pulley degrade your scooter's performance. This premium aftermarket outer drive face (fixed half-pulley) works in perfect unison with your variator to deliver crisp, predictable acceleration and smooth gear-ratio transitions. Engineered to meet strict factory tolerances, it replaces worn-out plates that cause premature drive belt wear and sluggish top-end speed.

Features

  • Restores Smooth Acceleration: Eliminates deep ridges and grooves worn into the pulley face by old drive belts, restoring seamless CVT shifting
  • Integrated Turbine Cooling Fins: Precision-cast radial air-induction blades draw cool air through the transmission case to lower belt operating temperatures
  • OEM-Spec Spline Machining: Perfectly matched center spline pattern locks tightly onto the crankshaft with zero slop or play
  • Optimized Face Angle: Engineered to the precise factory angle for maximum belt contact — prevents slipping under heavy loads
  • Replaces OEM: 840193, 831375, 1A013202

Specifications

  • Component Type: Variator Fixed Outer Drive Face (Half-Pulley)
  • Material: Cast aluminum with ground friction face
  • Cooling: Radial air-induction turbine blades
  • OEM Cross-Reference: 840193, 831375, 1A013202
  • Origin: Italy 

Model Fitment

Brand Model Engine
Vespa GTS 250 / 300 / Super / GTV Quasar 250–300cc & Early HPE
Vespa GT 200 / Granturismo 200cc Liquid-Cooled Leader
Piaggio BV 250 / BV 300 250cc & 300cc Quasar
Piaggio MP3 250 / 300 250cc & 300cc Three-Wheel
Aprilia Atlantic 250 / SportCity 250 & 300 Liquid-Cooled Quasar

 


California Prop 65 Warning: www.p65warnings.ca.gov

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