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      03-03-2018, 08:08 PM   #102
pikcachu
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Drives: M235i (F22 Red angel)
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Quote:
Originally Posted by ggggbmw View Post
For those of you with the EBC Yellowstuff, can you confirm that they are direct OEM equivalent drop-in replacements? No issues with the stock pad sensors, or anything else? Nothing different from OEM from a fitment perspective? (I have a 2014 RWD M235, if that makes a difference.)

Also, reading through the 'bedding-in' page at EBC:
https://ebcbrakes.com/articles/bedding-in/
This seems like a really long and complicated procedure. And the opposite of the advice I've always seen for regular pads, which is to do the high speed bedding as soon as possible and avoid lots of light application driving to start.

Are all high-performance pads like this? What about pure race pads, where you obviously aren't going to drive them slow for hundreds of miles?

Hope I don't start a 'religious' argument on how to bed pads. I'm new to high perf pads, and a lot of this seems contradictory to me.
Yes, they are a direct replacement. No fitting issues... they are exactly same shape as stocks... no issues with the sensors either...
But be super careful for the first few miles as the pads will be extremely touchy because of the red coating, apply brakes very lightly as they will be uber sensitive...

The pads have a red coating that helps bedding... they recommend the light use so that all the pad makes full contact against the rotor before bedding but you could still bed them in at the track if you can't do the slow bedding...

Basically you want to bed once the whole pad is touching the rotor, else it will create a hot band on only a section of the rotor

"In Street use situations …
Bedding in when the red EBC surface coating (marked on the pads as Brake In) is applied.
Best procedure is to drive gently avoiding harsh braking unless in an emergency for first 100 miles. In the second 100 miles (up to 200) you can use gently increasing brake pressures when using the brakes.
Only after 200 miles urban driving (not 200 miles on a freeway where brakes are almost unused) should you attempt to apply heavy load and heat to the brakes. To do this final bedding on a QUIET ROAD in safe traffic apply the brakes and slow from 60 to 10 MPH five times in a row. Then drive slowly for a few minutes if safe to do so to allow the brakes to cool. Try to avoid coming to a rest whilst the brakes are heated.

A smell may be noticed from the warm brakes, this is normal. Repeat this procedure a second time after the brakes have TOTALLY cooled down. EBC pads get better with miles. Even after this bed in procedure it can take up to 1500 miles before the pads are at their best. In the meantime the pads will be good and safe but true potential not realised. EBC makes performance pads that last, they do not bed in within 5 minutes driving. Noises will be more likely during the first 1000-1500 miles use whilst this chemical bedding takes place.

NEVER attempt to sand or scotchbrite brake pads to assist it bedding in or noise reduction,this will only make things worse by taking the pads “Off-Flat” and require hundreds of miles driving to seat them again during which time the brakes will feel very dull. The only way to seat pads is against the rotor they will be used on and by following our bedding recommendation.

Bedding in for trackday or race use …
We remind you there is NO WARRANTY on any EBC product for race use due to the very varying conditions that can be seen. However, care bedding pads in and monitoring wear will get the best from our products.

Most EBC pads including Yellow range pads now have the brake in coating. If possible and using a street based car, fit the pads before the race use and bed in as above for street use. Try to get 200-300 miles urban driving on the pads before racing them. If this is NOT possible and you fit at the track bed like this.

Drive two laps steadily applying the brakes every few seconds and then coast for a full lap without any unnecessary braking to allow pads and rotors to cool down. Drive a third lap applying the brakes slightly harder each time and again drive a cooldown lap. Do NOT pull up and park the car with the brakes red hot, try to let them cool as much as possible before coming to a rest. It is also important to understand that the pads must be geometrically matched to the rotor (flat and parallel) before they will bed in chemically. If you do the above bed in and get violent fade first use you MUST repeat the bedding procedure. We get lots of new customers calling in saying my brakes have faded and when they send a digital the pad is only touching on 70-80% of its surface area. Fade early in a pads life is almost a good thing. It is called GREEN fade and will disappear so if you suffer Green fade (you will notice this by smell), you are on the right path and this is not a negative. If you are getting fade after 20 laps and the pads are part worn, then something else needs looking into such as material choice, bleeding of the system, driving style etc …"
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