Puncture resistant liners installed in tires as an extra add-on Upgraded suspension seat Hydraulic disc brakes Rear mounted geared hub Bafang 500 w motor Lots of power for steep hills 48 volt battery-a battery is good for 700-1000 charges. This one has had <40 charges Advanced Pedal Assist, Trigger Throttle (Measures Pedal Torque and Pedal Speed) 26” tires Excellent condition $2300