A closer look at the front suspension assemblies at today’s F1 tests in Jerez. Photos courtesy of Octane Photographic.

Red Bull RB9 – Renault

Lotus E21 – Renault

Ferrari F138

Force India VJM06 – Mercedes

Caterham CT03 – Renault

Sauber C32 – Ferrari

Williams FW34 – Renault (2012 car)