Las Vegas Motor Speedway NASCAR penalties from March 2018
The No. 4 Monster Energy NASCAR Cup Series team from Stewart-Haas Racing received an L1-level penalty for two violations found during teardown at the NASCAR R&D Center stemming from Sunday’s race at Las Vegas Motor Speedway.
View the full Las Vegas Motor Speedway penalty report below.
The team was found to have violated Sections 184.108.40.206 (dealing with rear window support) and 20.4.18 (rocker panel extensions), specifically. A brace that supports the rear window failed and did not meet specifications for keeping the rear window glass rigid in all directions, at all times. Additionally, the rocker panel extension was not aluminum.