Surron Sprocket Gearing Calculator
See how a rear-sprocket swap changes your top speed and torque before you buy. Pure ratio math against your current setup — works for Surron, Talaria, and Segway e-motos.
Surron Sprocket Gearing Calculator
See how a rear-sprocket swap changes your top speed and torque before you buy. Pure ratio math against your current setup — works for Surron, Talaria, and Segway e-motos.
Your Results
"Estimated new top speed: 41.80 mph
Wheel-torque change: +12.50%
Final-drive ratio change: 12.50%"