Wayslow
Wayslow HalfDork
2/14/18 8:40 p.m.

I’m looking for a site with a list of brake rotor dimensions. Diameter,  hat diameter, hat depth, bolt pattern etc. I’m sure I should be able to find something that would work but my Googlefu is failing me.

Driven5
Driven5 SuperDork
2/14/18 9:38 p.m.

I've never seen a huge singular list containing all of this, but Centric publishes all of this info on an individual part basis. So you do need to have at least some ideas what you're looking for, or are withing to play extensive games of digital parts bingo. Rick Auto also shows the same informational images on many of the Centric product listings.

Keith Tanner
Keith Tanner GRM+ Memberand MegaDork
2/14/18 9:58 p.m.

Brembo also publishes full brake rotor dimensions. I don't know if there's a searchable database, but I believe we've done some of this sort of seaching in the past.

example

AngryCorvair
AngryCorvair GRM+ Memberand UltimaDork
2/15/18 12:54 p.m.

In reply to Keith Tanner :

back in 2005, when i was piecing together a 4-wheel-disc kit for my '61 corvair wagon, the Brembo catalog was searchable by individual attributes like OD, pilot diameter, bolt circle, hat offset, etc.   I see they've done away with that functionality now.

 

but if someone was looking for a larger rotor to fit an existing hub, it wouldn't be too hard to google a list of vehicles which use a particular bolt circle, then pick a heavier vehicle from that list and look up that specific application in the Brembo online catalog.

Keith Tanner
Keith Tanner GRM+ Memberand MegaDork
2/15/18 1:12 p.m.

yeah, I thought it was searchable. I can't find the way in. I'll ask our application engineer tomorrow to see if he remembers.

Wayslow
Wayslow HalfDork
2/15/18 1:32 p.m.

Keith, D5 and AC,

This is why I love this place. 

FYI the rotors I’m searching for are for the rear of my Europa. I’ve converted it to a 4x100 bolt pattern and have a set of Wilwood four piston Dynalite calipers that I’d like to utilize. I still need everything to fit under a 13” wheel. This is why it isn’t as easy as plugging in the car model and cruising through the available rotors.

RossD
RossD MegaDork
2/15/18 1:37 p.m.
Keith Tanner
Keith Tanner GRM+ Memberand MegaDork
2/15/18 2:07 p.m.

Dynalites are built for a minimum 11" rotor, which is not going to fit happily under a 13" wheel. I'd recommend a Powerlite instead.

4x100, fits under a 13"? Look at NA and NB Miata rear rotors.

Dr. Hess
Dr. Hess MegaDork
2/15/18 2:21 p.m.

GRM Advertiser DBA:

DBA

Not sure about this one, but you could try it:

DBA

 

And maybe MK1 MR2?

djsilver
djsilver Reader
2/15/18 2:26 p.m.

Oreilly Auto has a pretty good compatibility database.  If you remember "PartsAmerica" from a few years ago, it's that one.  If you look up a part for a car and they have it click on the part.  There will be two tabs at the bottom of the page; "Details" and "Compatibility".  It will list any car in their database that uses the same part, regardless of brand.  The example in my link is a master cylinder for a 2000 Toyota Corolla.  It also fits a number of Chevys, Geos, and other Toyotas.

Oreilly Auto database

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