New Ground breaking Powertrain The Surron 4th generation powertrain was designed uniquely for Ultra Bee Black Edition. Its special full isolated electrical architecture can steer clear of possible interference concerning large and very low voltage circuit components.The combination of 74V55AH battery pack and 12.5KW / 440N.m torque drivetrain can https://open.substack.com/pub/foryourinformation1/p/unveiling-the-surron-ultra-bee-2025?r=4hwl1w&utm_campaign=post&utm_medium=web&showWelcomeOnShare=true