Nerding out on Brakes shall we? Not another tech deraliment

FaahkEet
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Falls Church, VA US
4/28/2025 8:59am Edited Date/Time 4/28/2025 2:38pm

Have you laid it down on something completely flat? Maybe an arm is twisted but hard to see unless it's laid on something flat to produce a gap or shadow.

Had an issue with a bent hockey skate runner, was sharpened several times and used for multiple seasons but was never noticed by the sharpeners. Pulled it from the holder oneday and laid it on a flat board, noticed the tiniest of a bend. That's when I realized why I was having issues using my edge on that side and sometimes it would wobble skating straight.

1
Slavid666
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Santa Rosa, CA US
4/28/2025 2:16pm

Re: Hope Green Pads

Recently, last Thursday, installed a set on my Kaha’s with SE05 rotors. Got 3 days of riding in over the weekend with a whopping total of 6800’ of decent, and pads are toast, worn almost down to the backing plate… riding was very, very wet and the dirt is a clay that does generate a lot of grip, buuutt, that seem insane to me. Never seen this before, has anyone ever worn through the Hope greens that fast? The o.e. Kaha pads had 6 months of bi-weekly bike park and nor-cal sierras shuttling and they have 2x the pad material left. 

Scratching my head on this one.

1
4/28/2025 10:28pm Edited Date/Time 4/28/2025 10:31pm

hope green are awesome pads... called race pads for a reason.
I normally get a couple of park days from a set BUT if its wet you will destroy them very fast like you've experienced.
Galfer purple works well as a replacement an last a hell of alot longer.

im 4 months on my galfer purples and the rear is basically toast, More than likely ill swap Pads and rotor to rear and get new ones for the front.(8 park days + a heap of local riding + some Queenstown wet laps and thats abrasive asf)

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Evil96
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Portogruaro, VE IT
4/28/2025 11:09pm
Slavid666 wrote:
Re: Hope Green PadsRecently, last Thursday, installed a set on my Kaha’s with SE05 rotors. Got 3 days of riding in over the weekend with a...

Re: Hope Green Pads

Recently, last Thursday, installed a set on my Kaha’s with SE05 rotors. Got 3 days of riding in over the weekend with a whopping total of 6800’ of decent, and pads are toast, worn almost down to the backing plate… riding was very, very wet and the dirt is a clay that does generate a lot of grip, buuutt, that seem insane to me. Never seen this before, has anyone ever worn through the Hope greens that fast? The o.e. Kaha pads had 6 months of bi-weekly bike park and nor-cal sierras shuttling and they have 2x the pad material left. 

Scratching my head on this one.

I killed a set of Trickstuff power in a day doing a spicy version of the Sellaronda Hero, 90km and 7120mt of downhill

I’m not mad about it, on normal riding they last heaps more

I can kill a set in a couple park days tho ( 10/12k mt of downhill )

Hope race, I took them off honestly, same rotors as you and pads but on V4 brakes, too noisy, I just put the Trickstuff Standard and just bedding them in so far they’re silent as 

How was the noise on the Kahas with those pads/rotors?

2
Slavid666
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Location
Santa Rosa, CA US
4/28/2025 11:42pm
hope green are awesome pads... called race pads for a reason.I normally get a couple of park days from a set BUT if its wet you...

hope green are awesome pads... called race pads for a reason.
I normally get a couple of park days from a set BUT if its wet you will destroy them very fast like you've experienced.
Galfer purple works well as a replacement an last a hell of alot longer.

im 4 months on my galfer purples and the rear is basically toast, More than likely ill swap Pads and rotor to rear and get new ones for the front.(8 park days + a heap of local riding + some Queenstown wet laps and thats abrasive asf)

Thanks for the feedback, that’s kinda what I thought but was surprised to see them get wasted so quickly.

1
Slavid666
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Santa Rosa, CA US
4/28/2025 11:46pm
Slavid666 wrote:
Re: Hope Green PadsRecently, last Thursday, installed a set on my Kaha’s with SE05 rotors. Got 3 days of riding in over the weekend with a...

Re: Hope Green Pads

Recently, last Thursday, installed a set on my Kaha’s with SE05 rotors. Got 3 days of riding in over the weekend with a whopping total of 6800’ of decent, and pads are toast, worn almost down to the backing plate… riding was very, very wet and the dirt is a clay that does generate a lot of grip, buuutt, that seem insane to me. Never seen this before, has anyone ever worn through the Hope greens that fast? The o.e. Kaha pads had 6 months of bi-weekly bike park and nor-cal sierras shuttling and they have 2x the pad material left. 

Scratching my head on this one.

Evil96 wrote:
I killed a set of Trickstuff power in a day doing a spicy version of the Sellaronda Hero, 90km and 7120mt of downhillI’m not mad about...

I killed a set of Trickstuff power in a day doing a spicy version of the Sellaronda Hero, 90km and 7120mt of downhill

I’m not mad about it, on normal riding they last heaps more

I can kill a set in a couple park days tho ( 10/12k mt of downhill )

Hope race, I took them off honestly, same rotors as you and pads but on V4 brakes, too noisy, I just put the Trickstuff Standard and just bedding them in so far they’re silent as 

How was the noise on the Kahas with those pads/rotors?

Smile this makes me feel better about it. I’ll probably end up ordering more but save them for dry race days. 

Honestly they were silent until they were saturated, like deep water sections that went up to the calipers type of deep water sections. The trails are multi-use ohv trails so lots of deep moto ruts in some areas. 

Thanks for the feedback!

2
Ploutre
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5/1/2025 12:10am

I'm more and more confident the Hope Racing pads are made in the same factory as the Trickstuff Power pads. They look the same new and used, make the same power, wear is even (aka super quick), same noise on the pads ... As they are 7 or 8€ cheaper, they're now my goto pads.

Annoying they had to paint the backplate, as it takes a few runs for the pistons of Trickstuff or Radics to "bite" into the paint.

Evil96
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5/1/2025 12:19am Edited Date/Time 5/1/2025 12:20am
Ploutre wrote:
I'm more and more confident the Hope Racing pads are made in the same factory as the Trickstuff Power pads. They look the same new and...

I'm more and more confident the Hope Racing pads are made in the same factory as the Trickstuff Power pads. They look the same new and used, make the same power, wear is even (aka super quick), same noise on the pads ... As they are 7 or 8€ cheaper, they're now my goto pads.

Annoying they had to paint the backplate, as it takes a few runs for the pistons of Trickstuff or Radics to "bite" into the paint.

i haven't tried the Power pads on Hope, sadly, the importer in NZ decided not to get them for the Maxima/V4 shape, no comment on this decision, better, but i'm waiting, i got a set of Standard to try but after one small ride they’re still not biting, so i'm not sure if this is all or they take way longer to bed in, the Power always required 3 decent brake moments to be up to the real power, would really love to know who's making these pads ( the Green Hope )

5/1/2025 12:29am
Evil96 wrote:
i haven't tried the Power pads on Hope, sadly, the importer in NZ decided not to get them for the Maxima/V4 shape, no comment on this...

i haven't tried the Power pads on Hope, sadly, the importer in NZ decided not to get them for the Maxima/V4 shape, no comment on this decision, better, but i'm waiting, i got a set of Standard to try but after one small ride they’re still not biting, so i'm not sure if this is all or they take way longer to bed in, the Power always required 3 decent brake moments to be up to the real power, would really love to know who's making these pads ( the Green Hope )

I've bought alot of hope products and i've never bought through the NZ importer, the guy is arrogant and rude.(i was told this then experienced it)
most of the Stuff came from places like r2bike or lordgun etc. - Our local shop can and has got stuff in the past but they will not deal with them anymore.

I talked with him at a local event and Yep, ill refuse to do business with that outfit - i suggest getting your hope products elsewhere.
 

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2
Evil96
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5/1/2025 2:53am
Evil96 wrote:
i haven't tried the Power pads on Hope, sadly, the importer in NZ decided not to get them for the Maxima/V4 shape, no comment on this...

i haven't tried the Power pads on Hope, sadly, the importer in NZ decided not to get them for the Maxima/V4 shape, no comment on this decision, better, but i'm waiting, i got a set of Standard to try but after one small ride they’re still not biting, so i'm not sure if this is all or they take way longer to bed in, the Power always required 3 decent brake moments to be up to the real power, would really love to know who's making these pads ( the Green Hope )

I've bought alot of hope products and i've never bought through the NZ importer, the guy is arrogant and rude.(i was told this then experienced it)most...

I've bought alot of hope products and i've never bought through the NZ importer, the guy is arrogant and rude.(i was told this then experienced it)
most of the Stuff came from places like r2bike or lordgun etc. - Our local shop can and has got stuff in the past but they will not deal with them anymore.

I talked with him at a local event and Yep, ill refuse to do business with that outfit - i suggest getting your hope products elsewhere.
 

oh this time i was talking about Marleen, Trickstuff importer for NZ, that somehow thought it was a good idea skipping the power pads for the top of the line brake.

1
Slavid666
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Santa Rosa, CA US
5/1/2025 10:14am
Ploutre wrote:
I'm more and more confident the Hope Racing pads are made in the same factory as the Trickstuff Power pads. They look the same new and...

I'm more and more confident the Hope Racing pads are made in the same factory as the Trickstuff Power pads. They look the same new and used, make the same power, wear is even (aka super quick), same noise on the pads ... As they are 7 or 8€ cheaper, they're now my goto pads.

Annoying they had to paint the backplate, as it takes a few runs for the pistons of Trickstuff or Radics to "bite" into the paint.

Have been told the same thing at least for the last 2 years. From what I can gather, Galfer used to make the green pads from hope but a few years ago they switched to trickstuff. That was honestly the reason why I decided to try them, identical compound, cheaper, and easier to get in the US. 

brash
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AU
5/1/2025 3:02pm

I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"

They are on metal pads, 203mm icetech's.

Would upgrading to the 223mm Galfer Wave rotors and Purple pads be a noticable improvement? Or upgrade the brakes to Mavens/TRP?

5/1/2025 3:44pm

Thats tough, but be aware sometimes the 223 galfer wave rotor wont fit correctly in shimano calipers even with the correct adapter, You have to raise it even more.
However you cant go wrong with any of those options, I have Mavens on my DH bike and TRP evo Pro's on my 2 other bikes.
mavens are brutal power... just make sure you do the piston massage with alot of pressure, lots of advice on MTBR(braketime) - then they just work great.
TRP similar setup time but they have some videos to follow. good consistent brakes.

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TheKaiser
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Storrs, CT US
5/1/2025 3:53pm
brash wrote:
I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"They are on metal pads, 203mm icetech's.Would upgrading to...

I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"

They are on metal pads, 203mm icetech's.

Would upgrading to the 223mm Galfer Wave rotors and Purple pads be a noticable improvement? Or upgrade the brakes to Mavens/TRP?

That is a good question, and I am curious to see what answers you get, as I have the same brakes on a bike (albeit one that isn't seeing any really challenging conditions). My understanding is all the Shimano brakes from those Deore up to XT and the non-xc XTR have the same piston sizes, so the hydraulic power should be the the same. You already have the good (and large) rotors, and metallic pads, so I'm surprised they're not cutting it for you. Are they Shimano metallic pads, or another brand?

brash
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AU
5/1/2025 3:57pm

using Shimano metal pads, I've been on this setup for years and to be honest for where I ride it's fine, just my mate got a vala with top spec Mavens and it blew my mind how strong they were and it got the little cogs in my brain moving which is a dangerous thing Smile

Ploutre
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FR
5/2/2025 12:04am
Slavid666 wrote:
Have been told the same thing at least for the last 2 years. From what I can gather, Galfer used to make the green pads from...

Have been told the same thing at least for the last 2 years. From what I can gather, Galfer used to make the green pads from hope but a few years ago they switched to trickstuff. That was honestly the reason why I decided to try them, identical compound, cheaper, and easier to get in the US. 

My local shop asked the Galfer rep last summer, and he was "yea we're still making them for Hope". Probably not up to the latest developments maybe? Definitely different compound than the Galfer Pros, and while the Pros are good, they don't handle the heat that well. I'm a pretty heavy rider and tend to run the brakes HOT, and the Pros start howling halfway down the local resort. Hope or TS Power, no problem.

I believe the Hope Red pads are still Galfer though.

Their rotors are fine, can't use the Wave as I'd destoy the pads even faster as they're just a cheese grater, but the Sharks are pretty alright (at least when you find them new for 65€ each and not the 90 they retail for). Running the TRP RS05E on the ebike, as it's pretty much a clone, and so far so good. Bit noisy with Power pads, but I don't mind.

1
uina
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St.Lorenzen, BZ IT
5/2/2025 1:25am Edited Date/Time 5/2/2025 2:20am

Hi,
I'm having trouble getting a good bite point with the Lewis LH4 lever and Cura 4 caliper combo. When the bleed block is in the caliper, the bite point feels great and the lever travel is short. But after installing the pads and rotor, the lever travel becomes extremely long, and even with the lever fully pulled, there's no braking power. What could be the issue? I’m ruling out bleeding problems since the bite point is fine with the bleed block installed.

Teknik
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FI
5/2/2025 2:50am

Is there anything specific I should consider if I replace my current Shimano XT RT-86 200mm discs in my Saint brakes with either Magura MDR-P 220mm or Hope 220mm discs? Both options are floating, and the Magura discs seem to be a great bargain right now at Bike-Discount for 38 euros each.

My pad policy is to replace new Shimano H03C pads every season if that matters. They seem to do very well for a season.

boozed
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AU
5/2/2025 3:04am Edited Date/Time 5/2/2025 3:05am
brash wrote:
I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"They are on metal pads, 203mm icetech's.Would upgrading to...

I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"

They are on metal pads, 203mm icetech's.

Would upgrading to the 223mm Galfer Wave rotors and Purple pads be a noticable improvement? Or upgrade the brakes to Mavens/TRP?

Alternative option: I have some MT520s with 1.95 mm thick rotors (Hayes in this case but you could also use Magura or SRAM) and it makes the lever feel noticeably better.

1
29
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AT
5/2/2025 4:21am
brash wrote:
using Shimano metal pads, I've been on this setup for years and to be honest for where I ride it's fine, just my mate got a...

using Shimano metal pads, I've been on this setup for years and to be honest for where I ride it's fine, just my mate got a vala with top spec Mavens and it blew my mind how strong they were and it got the little cogs in my brain moving which is a dangerous thing Smile

Get the mavens. You adapt to the available power quickly, and I can’t see myself going back to another brake. Have to think a lot less about braking in general, especially where and how much to brake, is so nice. 

Started with organic pads and Galfer wave rotors, now on metallic pads and HS2 rotors because I feel like the organic ones wore a lot faster. Don’t feel like there’s much difference in braking behavior between the two once bedded in properly. 

Brake pads are 12 bucks without spring and screw as well which is nice. 

5/2/2025 8:09am
TEAMROBOT wrote:

Here are my thoughts after 7 months on SRAM’s DB8 brake:
https://www.vitalmtb.com/product/guide/hydraulic-disc-brakes/sram/db8-59421#comment-607871


Okay brake nerds, tell me why I’m wrong. 
 

I dunno anything about these brakes, but the automotive reference I think of when I hear DB8 isn't Toyota, it's Aston Martin.

8
JVP
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Location
Seattle, WA US
5/2/2025 8:50am
hope green are awesome pads... called race pads for a reason.I normally get a couple of park days from a set BUT if its wet you...

hope green are awesome pads... called race pads for a reason.
I normally get a couple of park days from a set BUT if its wet you will destroy them very fast like you've experienced.
Galfer purple works well as a replacement an last a hell of alot longer.

im 4 months on my galfer purples and the rear is basically toast, More than likely ill swap Pads and rotor to rear and get new ones for the front.(8 park days + a heap of local riding + some Queenstown wet laps and thats abrasive asf)

I’m curious about the Galfer Purple. Do they run quiet like OEM organic, or loud like OEM metallic?

I have dreams performance like metallic pads but aren’t noisy and last ok. Tried Galfer Green/Race and great pads but wore too fast. 

jalopyj
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Location
Concord, CA US
Fantasy
5/2/2025 8:59am
hope green are awesome pads... called race pads for a reason.I normally get a couple of park days from a set BUT if its wet you...

hope green are awesome pads... called race pads for a reason.
I normally get a couple of park days from a set BUT if its wet you will destroy them very fast like you've experienced.
Galfer purple works well as a replacement an last a hell of alot longer.

im 4 months on my galfer purples and the rear is basically toast, More than likely ill swap Pads and rotor to rear and get new ones for the front.(8 park days + a heap of local riding + some Queenstown wet laps and thats abrasive asf)

JVP wrote:
I’m curious about the Galfer Purple. Do they run quiet like OEM organic, or loud like OEM metallic?I have dreams performance like metallic pads but aren’t...

I’m curious about the Galfer Purple. Do they run quiet like OEM organic, or loud like OEM metallic?

I have dreams performance like metallic pads but aren’t noisy and last ok. Tried Galfer Green/Race and great pads but wore too fast. 

From my time on purples - they were pretty quiet. Just took a touch more time to warm up to full power. Definitely not loud like metalic pads. 

2
Finkill
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235
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9/2/2015
Location
GB
5/2/2025 2:23pm
hope green are awesome pads... called race pads for a reason.I normally get a couple of park days from a set BUT if its wet you...

hope green are awesome pads... called race pads for a reason.
I normally get a couple of park days from a set BUT if its wet you will destroy them very fast like you've experienced.
Galfer purple works well as a replacement an last a hell of alot longer.

im 4 months on my galfer purples and the rear is basically toast, More than likely ill swap Pads and rotor to rear and get new ones for the front.(8 park days + a heap of local riding + some Queenstown wet laps and thats abrasive asf)

JVP wrote:
I’m curious about the Galfer Purple. Do they run quiet like OEM organic, or loud like OEM metallic?I have dreams performance like metallic pads but aren’t...

I’m curious about the Galfer Purple. Do they run quiet like OEM organic, or loud like OEM metallic?

I have dreams performance like metallic pads but aren’t noisy and last ok. Tried Galfer Green/Race and great pads but wore too fast. 

jalopyj wrote:
From my time on purples - they were pretty quiet. Just took a touch more time to warm up to full power. Definitely not loud like...

From my time on purples - they were pretty quiet. Just took a touch more time to warm up to full power. Definitely not loud like metalic pads. 

I agree, take a little longer to bed in and warm up, but quieter than the red pads and great at dealing with heat and slow wearing. 

Evil96
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Location
Portogruaro, VE IT
5/2/2025 5:30pm

So, trying to find peace and quiet I got some Trickstuff Standard pads for my V4 brakes, I started to bed them in on the road and then hit the trails, just a small ride with 230m of downhill, I felt they lacked bite almost as if they were not bed in so I helped them out today by rubbing them together under the sink.

Curious on the next ride

The Power pads always took the first 3 corners of a trail to be up to power

Also, the standard pads while being organic they look much more metallic

IMG 9213
1
Nobble
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225
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Location
Lakewood, CO US
5/2/2025 6:56pm

Are Shimano rotors just garbage now?

I put some RT-66’s on my GFs bike a while back and the flatness was so bad the levers pulsed like the bike had ABS. I attributed it to them being cheap rotors.


I just put some new XT brakes and rotors on my bike (MT-8120 with RT-MT800) and they pulse under braking too.


I’m not sure these M8120’s are gonna be on the bike for long. This feels bad.

Evil96
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819
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Portogruaro, VE IT
5/2/2025 7:22pm
Nobble wrote:
Are Shimano rotors just garbage now?I put some RT-66’s on my GFs bike a while back and the flatness was so bad the levers pulsed like...

Are Shimano rotors just garbage now?

I put some RT-66’s on my GFs bike a while back and the flatness was so bad the levers pulsed like the bike had ABS. I attributed it to them being cheap rotors.


I just put some new XT brakes and rotors on my bike (MT-8120 with RT-MT800) and they pulse under braking too.


I’m not sure these M8120’s are gonna be on the bike for long. This feels bad.

Were they straight?

Honestly I never find rotors straight out of the box, shimano and sram being the worse ones, the bigger hs2 are the worst ones for sure

I had luck with both the Magura and Trp ones being thicker but never perfect out of the box,

So it might be that, if they’re bad then of course they won’t feel good as they would be pushing the pad back in some spots

2
Nobble
Posts
225
Joined
9/24/2010
Location
Lakewood, CO US
5/2/2025 7:35pm
Nobble wrote:
Are Shimano rotors just garbage now?I put some RT-66’s on my GFs bike a while back and the flatness was so bad the levers pulsed like...

Are Shimano rotors just garbage now?

I put some RT-66’s on my GFs bike a while back and the flatness was so bad the levers pulsed like the bike had ABS. I attributed it to them being cheap rotors.


I just put some new XT brakes and rotors on my bike (MT-8120 with RT-MT800) and they pulse under braking too.


I’m not sure these M8120’s are gonna be on the bike for long. This feels bad.

Evil96 wrote:
Were they straight?Honestly I never find rotors straight out of the box, shimano and sram being the worse ones, the bigger hs2 are the worst ones...

Were they straight?

Honestly I never find rotors straight out of the box, shimano and sram being the worse ones, the bigger hs2 are the worst ones for sure

I had luck with both the Magura and Trp ones being thicker but never perfect out of the box,

So it might be that, if they’re bad then of course they won’t feel good as they would be pushing the pad back in some spots

I didn’t have any problems getting them running straight in the calipers.

5/2/2025 8:00pm Edited Date/Time 5/4/2025 8:38pm
brash wrote:
I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"They are on metal pads, 203mm icetech's.Would upgrading to...

I have the poverty shimano BR-520 4 pistons on my ebike, they are what I would call "adequate"

They are on metal pads, 203mm icetech's.

Would upgrading to the 223mm Galfer Wave rotors and Purple pads be a noticable improvement? Or upgrade the brakes to Mavens/TRP?

Going up 20 mm, in my experience, isn't going to get them that close, especially on an ebike. I'd look at upgrading the brakes at that point and reusing the icetech's. The Mavens and TRP's are damn good but spending the extra $200 or so to get some Hope T4's is seriously worth the consideration, they are worth every penny and more.

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