Avinox Reveals its Motor Gearbox

It was literally a direct response and I quoted someone saying that the Bosch bikes should be sold at extreme discounts. Just pointing out what should be pretty obvious.
oh yeah very obvious that we should then go on about how Bosch is more reliable and you lack common sense to get a used Avinox over Bosch. Get out of here man. You do this in every thread at any opportunity.
 
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It was literally a direct response and I quoted someone saying that the Bosch bikes should be sold at extreme discounts. Just pointing out what should be pretty obvious.
It was literally a direct response and I quoted someone saying that the Bosch bikes should be sold at extreme discounts. Just pointing out what should be pretty obvious.
That seems obvious only to you, and it appears to be based on completely mistaken beliefs. Do you think a Bosch motor is serviceable in the long run? That’s incorrect; they only offer unit replacements—and only while the warranty is valid. They don't supply individual spare parts, and shops aren't even allowed to open the motors. Avinox might not do any better, but it certainly won't be any worse.
 
Guys ! Will you two please declare a truce.

You know if you actually met EMTB would probably mean " Ecstatic Marriage of Two Bro's" 🤔🎉🥳🤗
I’d ride with suns tomorrow. We’re more alike than different. I agree though. Just kind of tired of the anti avinox rhetoric when he hasn’t ridden one but has more to say about how Bosch is better than anybody else on the forum. I’d like to hear about the avinox mg rather than how suns thinks Bosch is more reliable and you’d lack common sense to get a used avinox. I could have ignored it though and that’s on me
 
I’d ride with suns tomorrow. We’re more alike than different. I agree though. Just kind of tired of the anti avinox rhetoric when he hasn’t ridden one but has more to say about how Bosch is better than anybody else on the forum. I’d like to hear about the avinox mg rather than how suns thinks Bosch is more reliable and you’d lack common sense to get a used avinox. I could have ignored it though and that’s on me
Totally, but remember he has ADMTBHD, so we try and accommodate and give some slack. Because were all cool dudes who love MTB.
 
That’s incorrect; they only offer unit replacements
Like most other "respectable" motor brands (Shimano, Fazua, TQ etc). No serviceabiity is wanted! Yamaha will sell some parts in some markets (component level not whole units), Brose will sell a belt kit (that Specialized didn't even required the dealers to replace them but replaced the units instead). Bosch and Brose would choose non standard size bearings that were not available to purchase until PLB (performance line bearing) 3rd party ebike motor parts supplier/service emerged on the market.

Don't know about Avinox but you can find Bafang parts for their motors and their service utility is the most helpful in doing a proper diagnotic among the rest not Chinese manufacturers.
 
Like most other "respectable" motor brands (Shimano, Fazua, TQ etc). No serviceabiity is wanted! Yamaha will sell some parts in some markets (component level not whole units), Brose will sell a belt kit (that Specialized didn't even required the dealers to replace them but replaced the units instead). Bosch and Brose would choose non standard size bearings that were not available to purchase until PLB (performance line bearing) 3rd party ebike motor parts supplier/service emerged on the market.

Don't know about Avinox but you can find Bafang parts for their motors and their service utility is the most helpful in doing a proper diagnotic among the rest not Chinese manufacturers.
Exactly. Bafang is the only brand that supplies all the parts needed to service its motors: controllers, torque sensors, gears, and even the gaskets for reassembly. Furthermore, every motor generation is interchangeable (same mounting points, connectors, and wiring), and any generic battery can be used; the only difference between batteries of different voltages is the software. Sometimes, you only need to replace a single component to achieve a significant upgrade. The professional-grade maintenance tool is available to end users. I know—it’s Chinese, so for some people, that means it "doesn't exist." But in reality, they are very much here, and they’ve been around longer than Bosch (in the e-bike sector)—a company that is only just now getting into hub motors 🤣 .
 
Exactly. Bafang is the only brand that supplies all the parts needed to service its motors: controllers, torque sensors, gears, and even the gaskets for reassembly. Furthermore, every motor generation is interchangeable (same mounting points, connectors, and wiring), and any generic battery can be used; the only difference between batteries of different voltages is the software. Sometimes, you only need to replace a single component to achieve a significant upgrade. The professional-grade maintenance tool is available to end users. I know—it’s Chinese, so for some people, that means it "doesn't exist." But in reality, they are very much here, and they’ve been around longer than Bosch (in the e-bike sector)—a company that is only just now getting into hub motors 🤣 .
Also Bafang motors are the most reverse engineered motors and the only motors completely integrated aftermarket controllers exist for. Maybe Avinox will get the same status eventually. Not so sure about other brands.
 
Would you rather buy a used Gen5 or an M1/ M2 Avinox in say 3 years?
If you have common sense, you'd say the Gen5.
It's about long-term parts and service availability. Not to mention just overall reliability.
I suspect that as the product turnover at Avinox is very rapid, and obtaining service or replacements on older generation products becomes all but impossible, you'll see a corresponding drop in the value of these products on the used market.
How many M1 owners do you think are really going to be able to upgrade their motor to M2? So many of them want to yet none of them have done it successfully for example, yet these products are all but new.
Imagine comparing a used Gen 1 Amflow with an M1 to say a used Vala with a Gen5, in 2028. You'd have to be insane, or be buying it for next to nothing, to choose the Amflow.

PS. New Amflows PL Pro for sale for $2.4K in NM, USA btw. Seems to be a well established poster, but I'm not advocating.

https://www.mtbr.com/threads/dji-amflow-pl-carbon-pro-emtb-2026-800wh-e-mountain-bike.1245955/
bla bla bla bla, the same old worn out record from you.

concerning service ability, here is the service manual for an avinox motor:


now hush hush, go on and provide a link to the bosch equivalent...

oh there is none? surprise!
 
Just pointed out for obvious reasons why Bosch bikes don't need to be 'auctioned off' implying they are such shit compared to Avinox.
It's such a DJI fanclub around here not one person pointed out how obviously silly that is except me, which then gets me attacked.
What a joke.
Anyways, back to MGU talk. That's the Avinox product that I'm looking forward to hearing more about.
 
Can you ride the bike if you drain the battery flat?
The design has not been released. But technically yes. You can recharge the battery, as well drive the rear wheel from pedalling.

My suggestion would be to turn the assist off, before draining the battery completely flat, so all your leg power goes into driving the wheels.

You do need to drive the smaller electric motor to vary the gear ratio. But if you select the gear where that motor is stationary, which is a mid gear. Then you will drain any saved battery much slower. And not require any leg power to go to recharging the battery.

Watch this video.

 
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Just pointed out for obvious reasons why Bosch bikes don't need to be 'auctioned off' implying they are such shit compared to Avinox.
It's such a DJI fanclub around here not one person pointed out how obviously silly that is except me, which then gets me attacked.
What a joke.
Anyways, back to MGU talk. That's the Avinox product that I'm looking forward to hearing more about.
have you found the bosch service manual yet?
 
Just pointed out for obvious reasons why Bosch bikes don't need to be 'auctioned off' implying they are such shit compared to Avinox.
It's such a DJI fanclub around here not one person pointed out how obviously silly that is except me, which then gets me attacked.
What a joke.
Anyways, back to MGU talk. That's the Avinox product that I'm looking forward to hearing more about.
it's utterly ridiculous, the Avinox Fan Boy Tag Team in every Avinox or AMflow Thread losing their shit over nothing
anyway I hear Avinox are going to engineer out pedals next - can't wait...
 
In the end, the motor only really does much on the way up the hill, and the best bit is when you are going down - so really, is the motor the most important part of the system?

My Rise is plenty enough to take me up the hill, is an amazingly fun bike to ride and spends more time in ECO than any other mode. So why the obsession with torque/peak power etc? I really don't get it! But anyway... back to the thread...

It would seem that a motor gearbox like this would be quite odd once you're past the speed limiter, doing the most fun bit of your ride. Looking at the design, it looks very much as if once switched off, you would have a single speed bike, as the pedals would most likely drive the chainring at a fixed ratio and there's nothing at the wheel to change that.

The question I would like answering is - is there a one way bearing or similar to disconnect the human drive from the motor assist? And what happens when you are pedalling beyond the 15mph limit we "enjoy" here in the UK? Because the bike I ride doesn't always have the motor running when I am pedalling...
 
So it needs at least the power of an M2S to make the concept work. So I that from that statement that the MG is going to be power hungry. If so this will need a big (aka heavy) battery. Perfect for gravity biased rigs, of cargo bikes which have the frame size ti allow a big battery. Trail bikes probably won’t see this excellent concept.
 
Great to see innovation like this, it only benefits us as consumers. (y)
I'm sure all motor manufacturers are now looking at this already.
More exciting times for EMTB.

Just wish the bike industry would invest back into the trail networks (creation/maintenance & trail organisations) just a little bit more......coming from a trail builder ;)⛏️
 
Mi piace l'idea di un freno anteriore meccanico e di un freno posteriore rigenerativo. Tuttavia, il freno posteriore non funzionerebbe molto bene quando la batteria è al 100%.
Di solito prima sali poi scendi.

Usually, you go up first, then down.

Please write in English on the Forum
 
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IMG_4463.webp

What do you guys think about the axle placement on these motors? Seems like the gobao will have a lot more motor hanging down.
 
View attachment 187820

What do you guys think about the axle placement on these motors? Seems like the gobao will have a lot more motor hanging down.

I was thinking that when I saw the image and before I read your text, but flipping back to the video Rob posted, it looks more in line on the drive side? The actual bike looks ok as well, once you’ve factored in the tensioner placement.

IMG_0512.webp


IMG_0513.webp


We’re going to see some different looking bikes in the next couple of years I guess.
 
I was thinking that when I saw the image and before I read your text, but flipping back to the video Rob posted, it looks more in line on the drive side? The actual bike looks ok as well, once you’ve factored in the tensioner placemen

We’re going to see some different looking bikes in the next couple of years I guess.
IMG_4465.webp
IMG_4466.webp

Here’s the bikes. It’s a pretty big difference, but I’m sure the motor can handle some hits.
 
View attachment 187824
View attachment 187825

Here’s the bikes. It’s a pretty big difference, but I’m sure the motor can handle some hits.

Yep, I don’t think there’ll be any mistaking them for analogues from the non drive side!

I guess some brands might angle the motors differently somewhat, but I don’t know how critical the tensioner placement is, particularly on the GOBAO.

We’ll see soon enough won’t we. 👍
 
I don't have an issue with the GoBao hanging down like that as long as it isn't too far below the chainring. It would actually be really nice if motors incorporated mounts for a skid/bash plate.
As a bike designer, it is always frustrating to be chasing grams everywhere and then have to factor in the tooling, cost and weight of a purely cosmetic cover and/or a guard. In my book, a 3.75kg MGU with a simple off-the-shelf bolt on bash-guard taking it to 3.9kg would be preferable to a 3.6kg MGU that needs 300g of covers and protection that has to be tooled up for and redesigned for every bike.
 
Couple thoughts:

1) Do we know how close Avinox are to actual production?

One read on the Eurobike “no wheels” release would be that Avinox knew Gobao were coming with theirs and made a decision to parade a dummy motor to stake out future sales based on their current reputation as industry leaders. That would explain why Avinox made this prototype release despite the obvious damage it will do to sales of their current motor - their hand was forced by Gobao.

Realistically, I doubt it’s a “dummy” motor and is actually a functioning prototype given Avinox’s demonstrated development speed and prowess, but stranger things have happened.

2) Avinox buys Fox.

SRAM & Shimano stand to take massive hits if drivetrains are indeed no more, which would put Avinox at the mercy of their victims for components. Fox does still need a brake line, though. Wonder why they’ve never tried to enter that market (?).

3) Service.

If we accept e-bikes will be the majority of all bikes and we estimate that currently drivetrains are 65% (?) of what folks get serviced, that really shrinks service departments. Quality / expertise will decline.
 
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There has been a lot of media from Eurobike over the past few days, so i can't recall where I saw it, but in one of the interviews relating to the Avinox gearbox/eCVT they said they were targeting late 2027, so on "2028" models (although model year designations are increasingly irrelevant).

I also saw info on the Gobao gearbox/eCVT that suggested they were targeting February 2027, so it seems like, in terms of realistic hopes of us being on the trails on a derailleurless eCVT 12mos from now, the Gobao is the safer bet.

There has been a lot of speculation that Avinox made a last minute decision to reveal the project, only after they learned that Gobao would be making a big splash by unveiling theirs (which is already ridable as Rob and several other journalists have shown). This makes sense to me, as Avinox have barely gotten started on M2/S deliveries, so they're assuredly cannibalizing some of their own sales by showing what they have planned for next year. Astro66 was one of the first guys on here buying an M2s bike, and even he said he would likely have waited had he known about this project sooner. Everyone else, who are realistically not going to be getting delivery until well into Q3 2026, will have even less incentive to invest in an M2/S bike, assuming they have a current bike to hold them over til the gearboxes arrive.
Exactly my thoughts re. Avinox’s forced hand to show a “prototype” even though it quite obviously is costing them (and their brand partners) sales.

An important thing to consider for folks who are shopping (or who stopped shopping based on this news) is that new technologies need time for the inevitable bugs to get worked out. As anyone who’s bought a first model year car can attest, there are plenty of issues that only show themselves after release. Your best experience on a bike for the next 2+ years is probably going to be on that current gen M2S, so go buy it tomorrow and enjoy it.
 
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