MyBB Motorcycle Owners Thread

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"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles

Makes no sense to me. I am still a noob, but at 120-130 my bike feels REALLY stable, like you'll have to do something really bloody stupid to get it to wobble around? It takes physical effort to make it turn.
 

ah ok

"When I got up to enough speed to pass traffic (Traffic was doing 120km/h-130km/h) I changed into second gear (where the clip starts).

"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles."
 
"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles

Makes no sense to me. I am still a noob, but at 120-130 my bike feels REALLY stable, like you'll have to do something really bloody stupid to get it to wobble around? It takes physical effort to make it turn.

Because the weight was more on the back wheel, and when putting a bike into 2nd at 120-130km/h, combined with the bumpy road surface, almost makes the bike "aquaplane" without the water... then i assume at some point the bike did find a little bit of traction and he tipped over on his side
 
Because the weight was more on the back wheel, and when putting a bike into 2nd at 120-130km/h, combined with the bumpy road surface, almost makes the bike "aquaplane" without the water... then i assume at some point the bike did find a little bit of traction and he tipped over on his side

Physics says it will go straight in the absence of traction.
 
"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles

Makes no sense to me. I am still a noob, but at 120-130 my bike feels REALLY stable, like you'll have to do something really bloody stupid to get it to wobble around? It takes physical effort to make it turn.

Yeah. Looking at the dash and all that, it looks like a KTM, so possibly a supermoto? I could be talking out of my ass, but those seem inherently unstable to me.
 
That guy's going to get a role in the next Fast & the Furious movie...
 
"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles

Makes no sense to me. I am still a noob, but at 120-130 my bike feels REALLY stable, like you'll have to do something really bloody stupid to get it to wobble around? It takes physical effort to make it turn.

Something similar has happened to me on the some uneven "sinkplaat" tar road at at speed limit speeds.

According to racing engineer Jeromy Moore, it’s an “underdamped torsional oscillation of the front wheel/suspension which can be set off by either a road input or input from the rider’s weight creating a steering moment or even a gust of wind”

Source
 
So more on the debacle im having with Fire it up. Checking the contract. They also added R6600 for warranty.

So a bike listed for R139k has this ontop of it on the contract:

On road fees 1990
PDI R4000
Warranty R6600

And this is what u see on their website:

Free Tank of Fuel.
Free 2 year service plan.
Free Lifetime Warranty. *Subject to Integrity Service
Free 2 year warranty for motorcycles older than 2 years or with more than 35000km's. *Subject to Integrity Service
Free Uber Collection on deal confirmation.
Guaranteed Buyback of up to 80% with no waiting period.
7 Day exchange policy.
Free coastal delivery.


Seriously psd off right now
 
So more on the debacle im having with Fire it up. Checking the contract. They also added R6600 for warranty.

So a bike listed for R139k has this ontop of it on the contract:

On road fees 1990
PDI R4000
Warranty R6600

And this is what u see on their website:

Free Tank of Fuel.
Free 2 year service plan.
Free Lifetime Warranty. *Subject to Integrity Service
Free 2 year warranty for motorcycles older than 2 years or with more than 35000km's. *Subject to Integrity Service
Free Uber Collection on deal confirmation.
Guaranteed Buyback of up to 80% with no waiting period.
7 Day exchange policy.
Free coastal delivery.


Seriously psd off right now

So much for their fking integrity BS
 
I would take it up with the manager. Give him an opportunity to make it right before you make any further social actions.
 
Very disappointing. Been telling my work college to go via them for all the reasons. Going to have to tell him to be careful.
 
Yeah. This sucks. I was planning on getting my Z650 from them as well. :( Guess I'll be checking the contract through in a lot more details.
 
"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles

Makes no sense to me. I am still a noob, but at 120-130 my bike feels REALLY stable, like you'll have to do something really bloody stupid to get it to wobble around? It takes physical effort to make it turn.

That right there is a tank slapper and results from badly setup suspension for the rider in question and potentially dodgy tyres as well. Often it's induced by lack of aerodynamics suddenly.

Once it starts there is no stopping it short of letting go of the bars and letting it sort itself out.

The direction change would have been induced by the rider's actions more than the bike itself so are you say physics dictates it would stay straight which it would have done in the absence of the rider.

How he responded to it by probably clenching to death is why it veers sideways and gets worse for resisting.

They aren't "speed wobbles" at all. They can happen at just about any speed where the suspension just gives on the available set of parameters.
 
Yeah. Looking at the dash and all that, it looks like a KTM, so possibly a supermoto? I could be talking out of my ass, but those seem inherently unstable to me.

Kawasaki Z1000.

The big brother of what you wanted to buy....so let this be a lesson to you. :)
 
Because the weight was more on the back wheel, and when putting a bike into 2nd at 120-130km/h, combined with the bumpy road surface, almost makes the bike "aquaplane" without the water... then i assume at some point the bike did find a little bit of traction and he tipped over on his side

Physics says it will go straight in the absence of traction.

There isn't necessarily a lack of traction and he claims he didn't wheelie.

There is no "aquaplaning" either.

It's a suspension anomaly when basically it doesn't know how to respond and goes out of boundary suddenly.

It has happened to me on a KTM when sitting bolt upright and doing 140km/h and then suddenly tucking in behind the screen to chase the bike in front of me when the suspension just lost it's mind.

Perfect traction, reasonable speed but a very sudden change in conditions for a bike designed to ride offroad.

It's all about that old mantra of staying smooth and not doing any harsh actions.

If you want to melt your brains with the deep science...

https://en.wikipedia.org/wiki/Speed_wobble
 
"First mistake I made was having my weight way too far back on the bike while accelerating, that mixed with the extremely bumpy freeway and the acceleration of the bike caused the front wheel to go extremely light. Thus causing the violent speed wobbles

Makes no sense to me. I am still a noob, but at 120-130 my bike feels REALLY stable, like you'll have to do something really bloody stupid to get it to wobble around? It takes physical effort to make it turn.

"Speed wobbles" WTAF :crylaugh:

Tank Slapper. It's called a tank slapper. Caused by the front wheel getting "light" - actually being momentarily off the ground & then landing skew - meaning not inline with the rear wheel. Tyre gets bounced to one side, is then off the straight forward line again, so gets bounced back ad infinitum until (if you are very lucky) it sorts itself out or you lose control & crash. Hence the reason for steering dampers.

Happened to me yonks ago as a noob on my VTR. Bekarked myself - brown stains on the seat. I was lucky, it sorted itself out - bike was less than a week old. Caused by hard acceleration out of a corner, bumpy road & yeehaa. Well, not really, more like kaaakaaa! :D
 
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So more on the debacle im having with Fire it up. Checking the contract. They also added R6600 for warranty.

So a bike listed for R139k has this ontop of it on the contract:

On road fees 1990
PDI R4000
Warranty R6600

And this is what u see on their website:

Free Tank of Fuel.
Free 2 year service plan.
Free Lifetime Warranty. *Subject to Integrity Service
Free 2 year warranty for motorcycles older than 2 years or with more than 35000km's. *Subject to Integrity Service
Free Uber Collection on deal confirmation.
Guaranteed Buyback of up to 80% with no waiting period.
7 Day exchange policy.
Free coastal delivery.


Seriously psd off right now

Adding a warranty isn't so unusual in the motor industry as an optional extra and they do it often with your finance agreement until you object.

Just literally had Kia add a warranty for my warranty as well as some paint bull**** and other snake oil.

But if they are forcing it on you as part of the deal, never mind the contrast to their "free" integrity nonsense then they must really **** off.

You might as well just buy a ZX10 anywhere else then and get your own extended warranty from Liquid Capital or whoever and not bother with them at all for their benefits.

I'm trading my R1200GS in on an S1000XR...

I'm so freaking jacked!!

Decided offroad isn't really for you but you want the ergonomical comfort?
 
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