mais uns minutos de procura (viva a internet!) encontrei alguns factos:
1º, a mota nas fotografias do 1º post e a do 2º não são a mesma, se bem q extremamente parecidas (até q ponto são diferentes por dentro, ñ sei).
mas fiquei a saber o seguinte:

a 1ª, ef-zp3000w, produzida pela topmotorx, china
shanghai 201402 china
phone: 86-021-50426276
web:
http://www.topmotorx.com/
(fonte ec32, buyer-to-buyer marketplace @
http://topmotorx.en.ec21.com/product_de ... %20scooter )
especificações técnicas:
motor: dc 3000watt, 60volt
dimensions (l x w x h): 2000/655/1125mm
wheel base: 1460mm
net weight: 121kg
max. load: 150kg
max. speed: 65-70km/h
economic speed:60km/h
max range: 60-70km (if lithium battery the range will be 90kms)
climbing capacity:?30°
battery: 5x12v/40ah slicone & lithium battery
brakes (f / r): disk/drum
battery life: 350cycles (siliocon battery) ,1000cycles(lithium battery)
rated voltage:60 volt
charge: silicon battery:6-8hours, lithium battery:4--6hrs
outing packing:hob and carton
conveynace:qty/20' fcl: 24units *qty /40' hq:48units
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

a 2ª. efun-d 3000w, da china erato manufacturing co, lda.
101#huang zhou road, huang yan zone
taizhou zhejiang
318500 china
phone: 86-0576-2423376
(fonte ec32, buyer-to-buyer marketplace @
http://eratoerato.en.ec21.com/product_d ... un-d_3000w )
especificações técnicas:
motor:brushless,3000w
battery: 50ah-12v*5pcs vrla
max torque : up to 150nm at 80a current
rate current: at 30km/h speed only 8-10a
max speed: 80km/h
climbing ability:25% gradient speed 30km/h
range: with 30km/h cruise speed, the max range could 120kms
with cruise speed of 45km/h, range up to 100kms.
with constant speed of 80km/h the range is 70kms.
brake:rear / front disc (abs)
tire: front 4.0-13 rear :4.0-13
g.w.//n.w.:180/95 kgs(battery exclused)
loading:<=120kgs
dimensions(l*w*h)(mm): 2000*690*1210
cntr qty:24pcs/20 ft, 48 pcs/40' hq