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Ridstar
Ridstar Q20 Pro 52V (40Ah) on Pumo Wiki:, Price TBD, official range 290km, weight 46kg. High-output Ridstar Q20 Pro with a 52V 40Ah (~2080Wh) pack.
High-output Ridstar Q20 Pro with a 52V 40Ah (~2080Wh) pack.
Opens eBay and Facebook Marketplace search results for "Q20 Pro 52V (40Ah)".
Recommended charger
58.8V charger
How to check battery health
Display remaining charge, full-charge voltage, real-world range, motor noise and stopping power
Full-charge voltage sag and charge-time heat needs checking
Fat-tire uneven wear and spoke-tension drop needs checking
Brake-pad wear and fold or suspension play needs checking
Price TBD for Q20 Pro 52V (40Ah) in USD. Condition, battery health, and accident history affect price — check voltage and wear items before buying.
Full-charge voltage sag and charge-time heat needs checking; Fat-tire uneven wear and spoke-tension drop needs checking; Brake-pad wear and fold or suspension play needs checking
Battery full-charge voltage: Check 52V 40Ah battery full-charge voltage, charge-time heat, and real-range drop Drivetrain braking: Check motor Paftersales brakes tires
Key specs: official range 290km, battery 2080Wh, 52V 40Ah, weight 46kg, top speed 55km/h.