2015 gasser, mods etc?

Dj_Zorba

New member
Hello im 23 years old and and I bought a 2015 ec 300 gasser a couple of Days ago. You guys seems to have alot of knowledge so Before I start riding the Beauty hard are there anything on the model thats a "must fix" or are there any known issues?

Thank you
 
First thing just go over it. Check all your bearings. Change all fluids. Service the suspension or have it serviced if you don't know how.

Then ride the crap out of it.
 
Was it a used 2015 or left over inventory on a dealer floor?

Echo the comments about the bearings, make sure you have good grease in your linkage & swing arm, steering head, etc.

Unless it's been ridden hard already, you probably don't need to have the suspension serviced (not trying to start an argument with Matt). That said, if you want it tuned to your skills & terrain, a re-valve might be in order. Personally, I'd mess with the clickers first and get an idea of how she feels before throwing down for a re-valve.

From a bike protection and riding standpoint, there are a few must-haves before hitting the trail (IMO):

  • good jetting
  • bark busters
  • radiator guards/braces
  • skid plate
  • chain/sprockets in good order
  • good tires
  • riding gear

Don't need to have all this sorted for the very first ride, but that's a start.
 
Welcome Dj,
As above check these out. The suspension needs to be broken in before anything, if not already. So is your bike new or new to you? Also if you don't mind saying which continent you reside in/on. Maybe seal up the airbox seams w/ silicone ? Charge the battery.
 
Yes 2 things.

1) AJP clutch MC/lever is junk and a known recall issue. There were only replaced under 30 day warranty if the customer brought it to the dealer attention. If you bike still has the AJP, it will fail...not if but when. There is a Magura direct replacement, make sure you get the one that uses mineral oil

2) My Thermostat housing failed after about 6-8 months. It cracked and never sealed right and would leak. I removed it completely and put in a PVC bypass tube. A one piece hose would also work.
 
New or used?? Will make a little difference.. but not much really.

Here is the thread I put together regarding my 2013 setup. Obviously not all is required, but regardless its not a bad thing to add whatever protective gear you feel is necessary (personal preferences at play), check the the carb and jetting specs, check the main bearings for grease and play (lube in the right places will extend life and make the bike easier to work on when due for maintenance later). I'd ride it for a while before worrying about suspension - it gives you a baseline to work from.
 
Congrats on the new bike!
It will require the same TLC any new bike does. As mentioned give the suspension ample break in time, start with following the settings in the manual. You should set the carb float level and you can find a better needle to improve jetting. Your clutch master cylinder might let you down (mine did).
Other than that it's good to go.
 
Keep a close eye on stand bolt (if fitted),kickstart bolt,and throw the rubber duckbill drain on air box away or open it up with a craft knife.enjoy
 
Yes 2 things.

1) AJP clutch MC/lever is junk and a known recall issue. There were only replaced under 30 day warranty if the customer brought it to the dealer attention. If you bike still has the AJP, it will fail...not if but when. There is a Magura direct replacement, make sure you get the one that uses mineral oil
To clarify...there was never a recall issued by GGMNA. My 2-2014's never failed, and neither have my 2015's. Color me lucky but then again...I did have 2 Magura's fail on 2 different OB bikes within a 3 year time span, and they were not replaced under warranty. Last year at Big Buck GNCC, I tried to help a rider install his new Magura the night before the race, and it didn't work right out of the box. It simply refused to pump fluid. That being said I have no doubts of a few possible failures with the AJP unit because I do remember yours going bad, but I wouldn't go as far to call it junk anymore than I would the Magura. :)
 
To clarify...there was never a recall issued by GGMNA. My 2-2014's never failed, and neither have my 2015's. Color me lucky but then again...I did have 2 Magura's fail on 2 different OB bikes within a 3 year time span, and they were not replaced under warranty. Last year at Big Buck GNCC, I tried to help a rider install his new Magura the night before the race, and it didn't work right out of the box. It simply refused to pump fluid. That being said I have no doubts of a few possible failures with the AJP unit because I do remember yours going bad, but I wouldn't go as far to call it junk anymore than I would the Magura. :)

It was not a recall. Poor choice of words on my part. But it is a known problem and I went through 2 of them before finally replacing with a Magura. Also know 2 others in addition to Hamilton who had an issue personally. I am not knocking Gas it was an AJP issue. Parts fail. It happens. The original poster asked for any known issues that may need attention and I felt this legitimately is one especially on late models.
 
Wow! Nice feedbacks guys, this is my second gasser. Its a slightly used 2015 i bought, Think it has 40h on the Clock. I see mine has the ajp clutch system so i will hold my thumbs it doesnt brake on me.

The jetting seems to be very good so i don't Think I will leave it for now.
I have now greased the linkage so thats fixed. And also bought a lithium battery. And removed the gummy plug in the air filter box.

Overall the bike seems to be very neat, i like the new oil level glass and brake pedal and shifter. It also seems to be a Little bit lower and more narrow around the tank then my provius gasser (2013).

Im very pleased with the respond i got from this forum! Sucks i didnt find it earlier. I Live in Finland.

Its Winter here now so i cant really test it out properly becouse its fucking Cold. But in a few months it will be spring :D

I will ride a mix of endurocross/mx/singeltrack, hope it gonna rock!
 
Wow! Nice feedbacks guys, this is my second gasser. Its a slightly used 2015 i bought, Think it has 40h on the Clock. I see mine has the ajp clutch system so i will hold my thumbs it doesnt brake on me.

The jetting seems to be very good so i don't Think I will leave it for now.
I have now greased the linkage so thats fixed. And also bought a lithium battery. And removed the gummy plug in the air filter box.

Overall the bike seems to be very neat, i like the new oil level glass and brake pedal and shifter. It also seems to be a Little bit lower and more narrow around the tank then my provius gasser (2013).

Im very pleased with the respond i got from this forum! Sucks i didnt find it earlier. I Live in Finland.

Its Winter here now so i cant really test it out properly becouse its fucking Cold. But in a few months it will be spring :D

I will ride a mix of endurocross/mx/singeltrack, hope it gonna rock!

Be sure to have someone snap a picture of you and your new bike, then share it with us at www.facebook.com/gasgasmotos.us
 
I have nearly 70hrs on my '15' EC300 now and have noticed the following:

As mentioned the side stand comes loose. Use locktite.
While on locktite put it on the sub-frame bolts. I have lost plenty of those!
I have changed my jetting as per posts on this forum. Do a quick search you will find plenty of info.
Both of my radiators split the cores. I now run Ebay specials and have not had any issues.
If your after some extra grunt get the squish done. It makes a world of difference. I have also had an oval bore done on the carb.
I found the forks extremely harsh and I'm 75kg butt naked. So I now run 3 weight oil in the forks and have the comp clickers nearly all the way soft. I have nearly no preload on the PFP also.
The shock is great. I have it reasonably soft comp but it works really well for me. I adjusted it until I was getting tire marks on the mudguard for normal riding conditions (whoops, jumps etc.) then I went 2 clicks harder.
Everything else on the bike works fine. I have not had the said clutch issues etc.
 
Yes the forks feel harsh initially.i found there was an improvement after 70/80hrs from new,and slowing the rebound(increasing reb damping) by at least 6clicks helped.(13 200)
Keep an eye on the stock chainslider/guide,replaced mine with tmd around 100hrs
 
Stock up on kickstart shafts

Try and get your hands on an earlier model shaft if you can. I've got a mate who has snapped two new kickstart shafts in a month while his e-start has been playing up.

The new shaft has for some reason been produced with a reduction in diameter and a groove at the point of most stress. Apparently the 16's have this new shaft as well.
 
One thing that I have done to mine is to replace the OEM footpegs with Talon ones. They sit a few mm lower and offer much better grip. I had some problems with slipping off the pegs during winter with the OEM type.

Sent fra min GT-I9295 via Tapatalk
 
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