ChampCar Tech Desk

The tech desk is used to ask technical questions and is not to be used as a post race tech line or to phish for how others built their cars.
Please reference the BCCR as most questions submitted to the TechDesk can be answered by reading the BCCR.
You can download the BCCR here:

2021-01-01 - Rear Wing Height/drop back measurement clarifications

Rule as stated:
Maximum wing height 12” above roof.
Maximum wing drop-back 12” behind car.

Would said measurement(s) be to the "uppermost" (height) and or "rearmost" (drop back) part of ANY portion of the wing?
For example - includes any endplates and not just the main "element" of the wing?

ANY portion of the wing including any endplates, uprights and the "element" of the wing

© 2009-2023 ChumpCar International Inc., All rights reserved.
ChampCar Endurance Series ® is a Registered Trademark of ChumpCar International Inc.. ChampCar, CCES, and ChampCar.Live,
are trademarks and /or service marks of ChumpCar International Inc..
The ChampCar Endurance Series Logo and the ChumpCar Logo is a service mark of ChumpCar International Inc. and is fully protected.