cascao

Mark the nut and axle relative position first. Than remove nut with a impact gun Change seal Reinstall nut with impact gun untill marks realign again. This way proper tigtening is garanted

there was some rumors about aluminium frame....

This weight is a personal preference and you can experiment what work better

Yes. Keihin is a good upgrade.

Another

Yes, can be serviced. There a post about it.

In 2013 we didn't had black forks yet. Formula brakes aren't good. But could see only clutch master.

Noted formula clutch master. From 2013. But brake caliper seems braktec/Ajp

Perfect weather, few fences, big mountains... https://www.instagram.com/p/CCRaKFXBeXH/?igshid=1chgwwqcger51

Pressed a lower fork clamp today https://flic.kr/p/2jhxS16

Yes. Remove pads, clean disc as best as you can. Sand pads. mount again

An way to convert MX grips into trials grips

If you plan to ride for more a couple of years at least, it is a good investment buy right tools

Be careful with WD40. All small particles you breathe will stay inside your lungs forever....