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Old 05-07-2021   #1
1971 Judge
 
Join Date: May 2017
Location: Grapevine
Posts: 56
Default C7 brakes on a 90 ZR-1?

Gents,

I'd like to upgrade my front brakes on my 90 ZR-1.

Some initial research shows that the C7 front caliper "can" work on our cars. There's a thread on the Corvette forum where a gentleman did c7 calipers/aftermarket rotors and a spacer.

Anyone here done this already? Open to recommendations.

I currently have 19" Forgestar F14's on all (4). So, clearance won'te be an issue.

Thanks in advance!
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Last edited by 1971 Judge; 05-07-2021 at 08:37 PM.
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Old 05-08-2021   #2
XfireZ51
 
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,683
Default Re: C7 brakes on a 90 ZR-1?

I have C6Z brakes on my 92.

Last edited by XfireZ51; 03-08-2024 at 03:09 PM.
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Old 05-08-2021   #3
secondchance
 
Join Date: Aug 2006
Location: McLean, VA
Posts: 3,717
Default Re: C7 brakes on a 90 ZR-1?

I went with Wilwood 6 pistons front and 4 pistons rear.
https://www.zr1.net/forum/showthread.php?t=24546
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Old 05-08-2021   #4
1971 Judge
 
Join Date: May 2017
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Default Re: C7 brakes on a 90 ZR-1?

Quote:
Originally Posted by XfireZ51 View Post
I have C6Z brakes on my 92.
Did you have to do any fabrication - or puchase additional parts (minus calipers/rotos) to do the swap? Thanks.
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Old 05-18-2021   #5
sleazy rider
 
Join Date: Jan 2020
Location: conroe, tx
Posts: 87
Default Re: C7 brakes on a 90 ZR-1?

i installed a set of c6 z06 rotors/calipers/wheels and tires on my 91 zr-1. open this link and go to post #3. to mount a set of c7 calipers i would think that you would only need to find someone to manufacture a set of brackets as the bolt distance is different from the c5/c6 bolt pattern.

https://www.corvetteforum.com/forums...c4-zr-1-a.html
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Old 05-18-2021   #6
XfireZ51
 
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,683
Default Re: C7 brakes on a 90 ZR-1?

Quote:
Originally Posted by 1971 Judge View Post
Did you have to do any fabrication - or puchase additional parts (minus calipers/rotos) to do the swap? Thanks.
The fronts are easy enough w the installation of an adapter bracket on the spindle and correct brake line. Of course this assumes use of 18? wheels w the proper clearance. The rear calipers require either an adapter or use of adapter from Street Shop. The Street Shop adapter allows u to retain the eBrake. Expensive but worth it IMO.
Here?s a thread outlining the conversion. Apologies if its a dupe.

https://www.corvetteforum.com/forums...onversion.html
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