Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 12" -
Suspension Rigid -
Motor 250W hub-drive -
Battery MDK 4Ah 80Wh -
Brakes Mechanical Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Grommy 12 6061 Alloy Stealth Evo, HHG internal cable routing, Resin footrest, Resin motor cover, Resin chain protector, Post mount disc brake mount.
Suspension Fork
MDK 12 Kid, Rigid alloy Stealth stanchions.
Drivetrain
Chain
KMC Z33 Half Link, 1 speed.
Wheels
Front Hub
KT K88F 9x100mm cup&cone ball bearings
Rear Hub
KT TV-3R 9x110mm cup&cone ball bearings
Rims
MDK-Push 12, alloy 21mm internal width, 28 spokes
Spokes
CN round stainless steel black
Tires
Vee Tire Crown Gem 12x2.25 27TPI Wired Bead
Brakes
Brakes
Tektro MD-510 Mechanical hydraulic, flat mount caliper, 140mm IS 6 bolts rotor
Brake Levers
Tektro JL-350RS kids specific alloy 4 fingers
Cockpit
Stem
MDK, 6061 melt forged alloy, 25.4mm barbore, rise: 0º, length: 30mm
Handlebar
MDK 1.0, 6061 alloy, rise: 25mm, width: 500mm, 9º backsweep, 5º upsweep, 25.4mm barbore
Grips
Kids
Headset
FPD CHEX-1089, Internal ZS, 44/50 upper and lower cup
Seat
Saddle
MDK Kids series
Seatpost
One piece Push
Motor & Battery
Motor
MDK brushless 250w Output
Battery
MDK 4Ah 80Wh
Remote
MDK LED Throttle 3speed position, battery range.
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | Frame size | 16" | 12" |
|---|---|---|---|
| Wheels | 12" | 12" | 12" |
Model Overview
GROMMY 73 belongs to the Mondraker E Grommy model. 6 e-bikes variations carry this model name so far. You can get a glimpse at all models from 2022, by clicking on this link.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Youth e-bikes average price
According to our calculations, the average cost of a Youth e-bike that is reliable is 1895$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Youth e-bike. In short, before purchasing your ideal e-bike do some research about its components, and also check for reviews online.
Internal Cable Routing
It’s also important to mention the internal cable routing that this e-bike has. In short, this will allow you to keep your bike cables in great condition. Say goodbye to hanging cables.
GROMMY 73 components
Fork material
When it comes to the fork, this e-bike has an aluminum one, so there won’t be much extra weight added to the e-bike. However, they are not so stiff as carbon forks are.
Wheels size
The GROMMY 73 2022 e-bike is equipped with 12″ aluminum wheels when leaving the factory. The 12″ wheels are a good fit for folding bikes, BMX, or children bikes. In conclusion, you can use them better on-road, and less on technical terrain.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The GROMMY 73 comes with Mechanical Disc brakes. They are much easier to maintain than hydraulic disk brakes. However, with hydraulic disk brakes, you have the ultimate braking power!