\documentclass[border=1bp,varwidth]{standalone}
\usepackage{tikz}
\usetikzlibrary{calc}

\begin{document}

\tikzset{
       my car/.style={
			draw, thick,
			minimum width=2.4cm, minimum height=1cm,
			text width=2cm, inner sep=0pt,
			node distance=4.5cm,
			align=center,
			font=\small,
       		},
}

\begin{tikzpicture} 
\def\dotRadius{1.8pt}

\node [my car]               (car1) {ATLASCAR2};
\node [my car,right of=car1] (car2) {Passenger vehicle};
\foreach \f in {0.1,0.2333,...,0.9}
{
	\draw [fill,red] ($(car2.south west)!\f!(car2.north west) - (\dotRadius,0)$) circle (\dotRadius);
}
\draw [very thin] (car2.north west) -- (car1.east) -- (car2.south west);

%Draw centroid
\draw [blue] ($(car2.south west)!0.5!(car2.north west) - (\dotRadius,0)$) circle (2*\dotRadius);

\end{tikzpicture}

\vspace{1em}


\begin{tikzpicture} % [scale=1.5,font=\small] %modify these options at will
\def\dotRadius{1.8pt}
\def\carAngle{20}

\node [my car]               (car1) {ATLASCAR2};
\node [my car,right of=car1,rotate=\carAngle] (car2) {Passenger vehicle};
\foreach \f in {0.1,0.2333,...,0.9}
{
	\draw [fill,red] ($(car2.south west)!\f!(car2.north west) - (\dotRadius,0)$) circle (\dotRadius);
}

\foreach \f in {0,0.07,...,1}
{
	\draw [fill,red] ($(car2.north east)!\f!(car2.north west) - ({2*\dotRadius*cos(20)},{-\dotRadius*sin(20)})$) circle (\dotRadius);
}

\draw [very thin] (car2.north east) -- (car1.east) -- (car2.south west);


\coordinate (P1) at ($(car2.south west)!0.5!(car2.north west) - (\dotRadius,0)$);
\coordinate (P2) at ($(car2.north east)!0.5!(car2.north west) - ({2*\dotRadius*cos(20)},{-\dotRadius*sin(20)})$);

%Draw centroid
\draw [blue] ($(P1)!0.5!(P2)$) circle (2*\dotRadius);


\end{tikzpicture}



\end{document}