Highlights in this issue include insights into performance analysis, aerodynamics and Porsche's suspension. A dossier on SMP Racing's BR 01 and profiles on the SCG 003C and Xtrac's 1159 transmission. A technical review of LM P1 2015 as well as a focus article covering testing and simulation. 

Highlights in this issue include a conversation with Ben Wood and a focus article covering design for AM. A dossier on the Mazda RT24-P DPi and insights into Core Autosport IMSA simulation and LM P1 performance sensitivity. A tech review of Le Mans 2019 as well as our supplier directory and appendix.