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Old 11-10-2020, 10:42 AM   #81
TrackClub


 
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Drives: 2020 SS 1LE (previous: 2017 SS 1LE)
Join Date: Mar 2012
Location: Canada, eh!
Posts: 5,091
Quote:
Originally Posted by RUQWIKR View Post
No, the ZL1 calipers do not. The caliper body up front is the same as the V3 CTS-V (J6H) and J57 CCB calipers (C6 / C7 and Gen5 Z28).

My J6H ZL1 1LE front calipers have the J57 vented pistons in them - put in there by yours truly. As FYI, J57 rear calipers for the above vehicles do not have vented pistons.
Got ya! So ZL1 and ZL1 1LE calipers are the same and both have unvented pistons? I swear somebody posted ZL1 were indeed vented, so my bad here.
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