Aventon assembly
This is the only thing on this site that will carry you at 28 miles an hour.
Assemble a shed badly and the doors stick. Assemble an ebike badly and you find out on a road, at speed, with a car behind you. The stakes on this page are simply different.
The box is not the finished bike
An Aventon arrives mostly built. What is left to you is the front wheel, the handlebars and stem, the fenders, and the pedals. That sounds trivial, and it is the exact list of parts that matters most when things go wrong.
The stem bolts hold your handlebars to the bike. Under-torque them and the bars can rotate in your hands under load. The front wheel holds the disc rotor. And the hydraulic disc brakes have to be aligned so the pads do not rub, which Aventon specify at roughly 6 to 8 Nm on the caliper mounting bolts, with the wheel spinning, checking for rub as you go.
An Aventure.2 ships as a Class 2 ebike, limited to 20 mph. You can unlock Class 3 in the Aventon app and it will then assist you to 28. That is a decision most owners make in the first week, and it means every one of the parts above is now carrying you at highway-shoulder speed.
What is actually involved
From Aventon’s support material and owner reports.
| Model | Time | People |
|---|---|---|
| Basic assemblyWheel, bars, fenders, pedals. The easy part. | 30 to 60 minutes | 1 |
| Hydraulic disc brake alignmentPer wheel, if it fights you. 6 to 8 Nm on the caliper bolts. | 20 to 40 minutes | 1 |
| Stem and bar torqueTen minutes, and the most safety-critical ten on the page. | 10 minutes | 1 |
| Sorting out a factory mistakeSee below. It happens. | an evening, or a week | 1 + support |
Nobody is losing a weekend to an ebike. What people lose is confidence in the brakes, which is worse.
What goes wrong, specifically
Aventon themselves tell you to go to a bike shop
On their own hydraulic disc brake adjustment page, Aventon write that if you feel the adjustment process is outside your comfort, you should contact a local bike shop. That is the manufacturer, on their own support site, telling you when to hire somebody. It is the most honest sentence any brand on this directory has written, and it is worth taking at face value.
The bike can arrive assembled wrong from the factory
An Aventure owner found the front brake line routed incorrectly: the fork had been fitted with the line trapped between it and the wire harness, and as a result he could not install the handlebars at all. He also had a broken fender bracket. That is not a rider error, and it is not something a first-time owner is likely to diagnose. It is exactly what somebody who has built forty of these spots in a minute.
Brake pad rub is normal, and it is fiddly
Aventon say brake adjustments are fairly common and should be expected: wear, or a knock to the rotor, and the disc is out. The fix is loosening one caliper bolt at a time and adjusting until there is a gap either side of the rotor, with a wheel spinning next to your fingers. It is a known job with a known procedure and it takes a feel that comes from repetition.
Support can be slow, and the bike is unusable meanwhile
Owners on the electric bike forums report waits of weeks or months for parts and help. One Pace 500 owner assembling his wife’s bike ran into stem adjustment, disc brake adjustment, chain lube and battery care questions all in one afternoon, and ended up on a support chat asking for a technician to call him back. A local person can be there on Tuesday.
Torque is not a suggestion on an ebike
A 60 pound bike with a motor, at 28 mph, applies loads that a normal bicycle never sees. Bolts want a torque wrench and the manufacturer’s figures, not the feel of somebody who once tightened a bike once. This is the single reason to have somebody who does this properly do it.
Before the first ride
Charge and understand the battery. It is the most expensive component on the bike and it is the one most damaged by neglect.
Decide about Class 3. Twenty-eight miles an hour is a different bike from twenty, in traffic, on the brakes, and for anybody borrowing it.
Get the brakes checked by somebody, once, properly, before you commit to a hill. Everything else on the bike can be fixed at the side of the road.
Why this one is different from everything else here
Almost every other brand on this directory is a question of your time and your patience. If it goes wrong, you lose a weekend or you get a leak.
This one carries you. The brake alignment, the stem torque and the wheel are all the difference between a bike and an incident, and none of them announce themselves until the moment you need them.
Aventon agree, and they say so on their own website. Take the advice.
What an installer does
- Completes the build: front wheel, stem, handlebars, fenders, pedals.
- Torques every bolt to the manufacturer’s figures with a torque wrench, not by feel.
- Aligns the hydraulic disc brakes to 6 to 8 Nm and confirms there is no pad rub.
- Checks the brake lines are routed correctly, because the factory does not always get that right.
- Trues the wheel, sets the gears, checks the motor and the display, and tests it.
- Explains the battery, and whether you want Class 2 or Class 3.
Get it built by someone who has built one before.
Tell us your ZIP and what you bought. Installers near you will quote you directly, and you deal with them, not with us.
Questions people ask
Does an Aventon ebike come fully assembled?
No. It arrives mostly built, and you fit the front wheel, the handlebars and stem, the fenders and the pedals. Those are the parts that matter most: the stem holds your bars and the front wheel carries the brake rotor.
Do I need to adjust the brakes on a new Aventon?
Often, yes. Aventon say brake adjustments are fairly common and should be expected. Their procedure calls for aligning the caliper with the wheel spinning and torquing the mounting bolts to roughly 6 to 8 Nm. Aventon themselves say that if this is outside your comfort, take it to a bike shop.
How fast does an Aventon go?
An Aventure.2 ships as a Class 2 ebike, assisting to 20 mph, and can be unlocked to Class 3 in the Aventon app, which assists to 28. That is the number to keep in mind when you are deciding how carefully to torque a stem bolt.
My new Aventon has something wrong with it out of the box. Is that common?
It happens. One owner received an Aventure with the front brake line routed through the wrong side of the fork, which made it impossible to fit the handlebars, plus a broken fender bracket. Somebody who has built a lot of these spots that immediately.
Can a normal bike shop work on an Aventon?
Yes, and Aventon recommend exactly that for brake work. The mechanics are conventional bicycle mechanics with a motor and battery attached. What matters is that whoever does it uses a torque wrench and the manufacturer’s figures.
Installers.org is not affiliated with, endorsed by, or sponsored by Aventon Bikes. Aventon is a trademark of its owner, referred to here only to describe the assembly services that independent installers on this directory provide.