Rear big brake upgrade w/pics
Finally got my rear's to match the front's. This is the first kit sold for the ITR. I know many of you may think it's a waste but that's fine. I'm not asking your permission, just wanted to show off my latest mod.
I have 12.19" fronty with 6 piston calipers on the front.
Don't plan to take it to the track for awhile. I want to but more about show right now.
Don't plan to take it to the track for awhile. I want to but more about show right now.
Almost a useless thread so far.
size of wheel, offset that clears, modifications to the car, what setup front, what setup rear, what pads can be used, brake lines, what part numbers, what kit... .... ?
Simply looks like the rear will be overpowered, hell the stock setup and strong pads can lock up
If you post again, please include some basic details. Inquiring minds want to know.
size of wheel, offset that clears, modifications to the car, what setup front, what setup rear, what pads can be used, brake lines, what part numbers, what kit... .... ?
Simply looks like the rear will be overpowered, hell the stock setup and strong pads can lock up

If you post again, please include some basic details. Inquiring minds want to know.
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It's tricky. Maybe on an autocross course with an FF car that you are comfortable throwing around the cones, you don't really care too much what the rear brakes are doing.
On a road course with a decent straight, however, it's probably a good idea to make sure that the rear tyres are doing enough of the braking to keep the overall attitude of the car the same when you're going into threshold braking for, what, maybe 145 miles per hour.
You're going to generally want the rears to do proportionally the same amount of work that they would've done on a stock car.
That's why I was interested in knowing that the rears were designed to work with the front kit.
I'm assuming this car has stock ABS intact?
On a road course with a decent straight, however, it's probably a good idea to make sure that the rear tyres are doing enough of the braking to keep the overall attitude of the car the same when you're going into threshold braking for, what, maybe 145 miles per hour.
You're going to generally want the rears to do proportionally the same amount of work that they would've done on a stock car.
That's why I was interested in knowing that the rears were designed to work with the front kit.
I'm assuming this car has stock ABS intact?
Even in an autocross environment, it's going to matter. I struggled with a rear-biased brake balance at several events in 2007 until I was able to correct the issue.
That set up looks scary to me. The last thing I want is a rear wheel locking up harder than my fronts. I could see a brake bias controller being a must with this. But since its a show kaa....meh.
They don't matter as much as the front, but they do matter.
I've kept the ABS on my car, which is seldom on the public roads any more, and I have appreciated having the ABS on occasion, especially when the pavement changes from low moisture to high moisture in a matter of a few minutes.
I'm persisting in the thread because I'd love to hear that some manufacturer has figured out a way to improve the braking performance of the factory setup on the DC2 ITR w/factory ABS while preserving the car's overall attitude and balance with an N1 suspension.
It's so easy to get up around 250 Dynojet HP on DC2 ITR, and it's so easy to get up in the 140-150 mph range before threshold braking. I think that more than a few of us would like to know that a well balanced braking improvement is available.
The factory DC2 ITR brake system is great, but I think a lot of us would buy into something that gave us a little bit more.
i thought there *might* have actually been some tech here...I should have known better. congrats on your latest mod, good luck at your next show, I hope you bring home the gold.
Thank you. I do not know very much about autocrossing, and I was simply imagining where the other poster was coming from saying that the rear brakes didn't matter.
They don't matter as much as the front, but they do matter.
I dunno. Most of us would probably want to keep the factory ABS, even on a race car or dedicated track car.
I've kept the ABS on my car, which is seldom on the public roads any more, and I have appreciated having the ABS on occasion, especially when the pavement changes from low moisture to high moisture in a matter of a few minutes.
They don't matter as much as the front, but they do matter.
I dunno. Most of us would probably want to keep the factory ABS, even on a race car or dedicated track car.
I've kept the ABS on my car, which is seldom on the public roads any more, and I have appreciated having the ABS on occasion, especially when the pavement changes from low moisture to high moisture in a matter of a few minutes.
Wow, so many different reactions and questions, where to begin?
First, thanks for all the good comments.
It's not a show car, but I do like it to look good going down the street and at the meets that I'll attend.
The front is 12.19" 6 piston and the rear is 12.19" single piston. Wilwood pads and steel braided brake lines on all 4 corners.
I'm running 16x7 Rota's w/+45 offset. Had to motify rear caliper to clear the rims. 17" would fit perfect.
Wilwood has done testing with different caliper and rotor combo's for ITR's and other Honda's but that's above my understanding and as long as I can stop, they're good for me.
Just wanted to show you an alternitive to those high priced kit's.
Thanks for looking.
First, thanks for all the good comments.
It's not a show car, but I do like it to look good going down the street and at the meets that I'll attend.
The front is 12.19" 6 piston and the rear is 12.19" single piston. Wilwood pads and steel braided brake lines on all 4 corners.
I'm running 16x7 Rota's w/+45 offset. Had to motify rear caliper to clear the rims. 17" would fit perfect.
Wilwood has done testing with different caliper and rotor combo's for ITR's and other Honda's but that's above my understanding and as long as I can stop, they're good for me.
Just wanted to show you an alternitive to those high priced kit's.
Thanks for looking.
Also, Yes it retains the park brake. They supply the needed cable or you can figure out how to use the OEM with little modification.

Personally, I'd rather have the ugly stock system that works nearly perfect then some show crap that could work right. My life and the others around me matter more then what people think of my brakes.
So theoretically these coould be worse then the stock ITR system. 
Personally, I'd rather have the ugly stock system that works nearly perfect then some show crap that could work right. My life and the others around me matter more then what people think of my brakes.

Personally, I'd rather have the ugly stock system that works nearly perfect then some show crap that could work right. My life and the others around me matter more then what people think of my brakes.
They just can't find anything else that's a readily documented improvement.
Well... Most ppl that actually upgrade brake kits dont use it for the performance anyways....
Ive had Spoon calipers in my DC2, not too much different from stock...
Not sure if the bit rear brakes will throw off the cars brake balance, but there is a chance... On my Exige, I once tried having a more powerful pad on the rear than on the front, and the car would oversteer into every corner as I trail brake and turn in.... Changed out the pads and the car was back to normal... Brakes being too powerful in the back would cause the rears to lock up easy, so its just like pulling the E brake ...
Ive had Spoon calipers in my DC2, not too much different from stock...
Not sure if the bit rear brakes will throw off the cars brake balance, but there is a chance... On my Exige, I once tried having a more powerful pad on the rear than on the front, and the car would oversteer into every corner as I trail brake and turn in.... Changed out the pads and the car was back to normal... Brakes being too powerful in the back would cause the rears to lock up easy, so its just like pulling the E brake ...
It's hard for me to believe that my single piston rear caliper will have as much braking as my 6 piston front. Although they both have 12.19" rotors, they are not eqaul. Aren't larger rotors more for reducing heat which in turn reduce's brake fade and failure? I can see it being an issue if I put the same 6 piston caliper on the rear, but come on!
Maybe one day we can have some kind of braking contest to see which is actually better.
Maybe one day we can have some kind of braking contest to see which is actually better.


