Malossi HTQ Primary Gear Set 14/39 Piaggio 2-Stroke (17 mm) – 679080

The Malossi HTQ primary gear set 14/39 (part no. 679080) is designed for Piaggio 2-stroke engines with a 17 mm intermediate shaft. It extends the gear ratio by about +17 %, enabling higher top speed without excessive strain, provided the engine delivers enough power. Applications (examples): - Piaggio Zip, NRG, Fly, Typhoon 50 2T - Aprilia SR 50 2T LC - Derbi Atlantis / GP1 50 2T - Gilera Runner / Stalker / ICE 50 Specifications:

• Gear ratio: 14 / 39 (~2.79)
• Shaft size: 17 mm
• Series: HTQ (straight/helical gear profile)
• Installation requires pressing

Benefits:

• Higher top speed with reliable acceleration
• Efficient power transfer
• Durable low-friction gear design