ScootsUSA Select – Front Sprocket #520 15th for E-Ton Impuls TXL90, Thunder AXL90, Sierra DXL90, Viper RXL70-90cc ATVS + Polaris, Alpha Sports, Bolts 2x34mm Ctr to Ctr, Splines 6 Shaft 18/20mm

Compatibility / Fitment

Use the fitment details below to confirm this part matches your vehicle before ordering.

• Engine Size: 90cc
• Fits Models / Common Applications: E-Ton Viper, E-Ton Impuls, E-Ton Thunder, E-Ton Sierra, Alpha Sports, Polaris, ATVs
• Fitment Notes: Transmission, Gears

Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible vehicle. If your vehicle has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.

Common Fitment Questions

Q: Will this fit my 90cc engine?

A: This part is listed for 90cc applications. Verify your engine code and the specifications above before ordering.

Q: How do I confirm this matches my original part?

A: Measure your original part and compare against the listed specs (Chain/Pitch: #520; Size: 15th; Size: 20mm). Matching measurements is the most reliable way to confirm fitment.