2013 complete front brake system crossover

andykr87

New member
Im done trying to fix the junk front brakes on my 13. They faded/air in the lines the last time i raced so bad a mile in to the race that i whiskey throttled into a tree and havent rode in a month because of it. Asterisk cells and gaerne boots saved my left leg. Has anybody heard of brembos fitting on the gasgas caliper mounting pins and aligning correctly? I have a AA buddy that has three new rmz's that i plan on trying to swap with to see if it works. You can breath on hos brakes and they shut down. Late model rmz brake systems are resonable on ebay so i may go that route if it works hopefully.
 
Im done trying to fix the junk front brakes on my 13. They faded/air in the lines the last time i raced so bad a mile in to the race that i whiskey throttled into a tree and havent rode in a month because of it. Asterisk cells and gaerne boots saved my left leg. Has anybody heard of brembos fitting on the gasgas caliper mounting pins and aligning correctly? I have a AA buddy that has three new rmz's that i plan on trying to swap with to see if it works. You can breath on hos brakes and they shut down. Late model rmz brake systems are resonable on ebay so i may go that route if it works hopefully.

Are you still running the stock banjo w/ the brake wires? I replaced mine with a standard banjo bolt and the front brake is very strong now. 1 finger pull can send me over the bars now. Same for the rear also.

What have you done so far to fix the oem brakes?
 
I'm not sure if 2013s were a black hole, but my 2013 300 brakes suck and my 2014 200 brakes rock. Both have the stock banjo. Go figure.

I did try to put a Brembo setup from my Husky TXC 250 on it and it fit without mods except that the rotor barely grazed the inside of the caliper. I didn't feel like it improved the brakes all that much even though the same setup was awesome on the Husky. Maybe the rotor is part of the problem. I swapped everything back and just worked on using a little less front brake and more back.

Richard Wilson at House of Horsepower in OKC swears he has the cure to the ailing GG brakes. Something about a different rotor (not sure which one) and OEM Yamaha pads. He might could hook you up with some info.
 
Didn't know there was a problem with the stock brakes. I would take nissin brakes over bimbo's anyday.
 
Didn't know there was a problem with the stock brakes. I would take nissin brakes over bimbo's anyday.

What he says I was so happy to have Nissin brakes over the Brembos. I had a 12 and have a 13 and the breaks seam to be the same. I use good break fluid and bleed them on a regular basis.
 
I am brand new to gasgas, coming from ktm, and the 2012 gasgas brakes are way better than my 2012 ktm. just my thoughts.
 
I agree the nissin brakes are more progressive and less prone to heat fade then the brembo. You just need to find the cause of your problem.
 
I drilled the stock banjo at 90 degrees t current hole, bleed brakes in traditional fashion, but made sure I kept the line below the mc and percusion tapped line with a spanner as it was bleed, used a super dot 4 fluid and then zip tied the lever in the compressed position for a couple of days. It is now 1 finger and I need to change out the crappy lower spec after market pads I was using as they got hot and grabby. Still progressive but one finger pull. All techniques were garnered through this forum, thanks!
 
I'm curious about the banjo mod, but I can say the brakes on my gasser are a dream come true compared to the KTM brembos I've owned.

The brembos on my husky were good though, so who knows.
 
I changed out banjo's, swapped master cylinders, bled, rebled, bled again and nothing. Ive just had it with that set up. Its time for me to swap. I dont have anymore patients. This is the first bike ive owned that i couldnt do a nose wheelie on. I may give that guy a call if another system doesnt feel right
 
I changed out banjo's, swapped master cylinders, bled, rebled, bled again and nothing. Ive just had it with that set up. Its time for me to swap. I dont have anymore patients. This is the first bike ive owned that i couldnt do a nose wheelie on. I may give that guy a call if another system doesnt feel right
Maybe just change the master cylinder from a different bike may solve the issue? I would assume that all the nissin masters and calipers are made in Japan or at least in the same factory? I think I have a Brembo caliper from my 97' you can have it for the cost of shipping?
 
Maybe you have a bad master cylinder or an air leak somewhere that gets worse as the brakes heat up. I know that the rear brake line rubs a shiny spot on the back of the engine cases, so that might be a possible problem for the rear brake.

I have a 2011 300 with nissan calipers and oem brake pads, my front brake will throw you over the bars with one finger! My brakes are awesome. I hope you get yours sorted, getting hurt really sucks.
 
Thanks for the offer desert. Ive swapped MC's from a older yamaha abd barely got lever so i dont know. I vacuum bled them. I know back bleeding is supposed to be better but i dont have the stuff to do it. They did get worse as i rode somewhat. My 11 gassers brakes were great so thats why this really upsets me, especially since ive been in pain all day for the last three weeks and i missed the last national enduro.
 
Thanks for the offer desert. Ive swapped MC's from a older yamaha abd barely got lever so i dont know. I vacuum bled them. I know back bleeding is supposed to be better but i dont have the stuff to do it. They did get worse as i rode somewhat. My 11 gassers brakes were great so thats why this really upsets me, especially since ive been in pain all day for the last three weeks and i missed the last national enduro.

Thats sucks that you got hurt that way. Take it easy, I hope you feel better. Somebody on the forum should have a solution to your problem.
 
Well the knee and ankle are 90% and im done deer hunting so i looked into suzuki brakes saturday. New rmz brakes go right on the gasgas caliper mount. A straight swap for you guys that arent happy w you brakes souldnt be a problem. But heres the crazy part, my buddy had a problem with the brake bleeder on a factory suzuki back in the 2000's that caused a dnf. He said he over tightened it, causing the tip/sealing part of the bleeder to mushroom or deform. He had a new one so we took my bleeder out and wouldnt you know it, it looks funky. The hole that lets fluid/air through the bleed was oblong and after looking more im pretty sure the tip of the bleeder is slightly bent. I popped his bleeder in, 15min later i have brakes better than ever. I think someone from the factory over tightened the bleeder. The bike hasnt had good brakes from day one and once i popped it open trying to bleed them off and on they really started to turn south. I hope this help.
 
Well the knee and ankle are 90% and im done deer hunting so i looked into suzuki brakes saturday. New rmz brakes go right on the gasgas caliper mount. A straight swap for you guys that arent happy w you brakes souldnt be a problem. But heres the crazy part, my buddy had a problem with the brake bleeder on a factory suzuki back in the 2000's that caused a dnf. He said he over tightened it, causing the tip/sealing part of the bleeder to mushroom or deform. He had a new one so we took my bleeder out and wouldnt you know it, it looks funky. The hole that lets fluid/air through the bleed was oblong and after looking more im pretty sure the tip of the bleeder is slightly bent. I popped his bleeder in, 15min later i have brakes better than ever. I think someone from the factory over tightened the bleeder. The bike hasnt had good brakes from day one and once i popped it open trying to bleed them off and on they really started to turn south. I hope this help.

Glad to hear you have found a fix.
 
Well the knee and ankle are 90% and im done deer hunting so i looked into suzuki brakes saturday. New rmz brakes go right on the gasgas caliper mount. A straight swap for you guys that arent happy w you brakes souldnt be a problem. But heres the crazy part, my buddy had a problem with the brake bleeder on a factory suzuki back in the 2000's that caused a dnf. He said he over tightened it, causing the tip/sealing part of the bleeder to mushroom or deform. He had a new one so we took my bleeder out and wouldnt you know it, it looks funky. The hole that lets fluid/air through the bleed was oblong and after looking more im pretty sure the tip of the bleeder is slightly bent. I popped his bleeder in, 15min later i have brakes better than ever. I think someone from the factory over tightened the bleeder. The bike hasnt had good brakes from day one and once i popped it open trying to bleed them off and on they really started to turn south. I hope this help.

I'm glad to hear that you are doing better, thanks for a very insightful post!
 
One of the weirdest fixes ive ever delt with. I figured if it happened to me there may be more out there so it needs to be known. Now i just got shed some lbs and get back into race shape for the nepg series.
 
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