The lids have been the same height across all 6th gen (to my knowledge), the Corvette lids were a different size.
From what I found, 2017-2020 and 2021-2024 were different.
Pro Touring Store says,
Quote:
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The difference is the 2021+ use a vacuum actuated bypass solenoid, where the 16-20 models have an electronic one.
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Part number
12713783 fits 2017-2020 LT4
Part number
12713777 fits 2021+ LT4
2018 ZL1
2023 ZL1
This one specifically appears to be from a 2021+ ZL1