I'm going to sound weak for saying this but, the brake pedal on my Logitech G920 is REALLY hard to press down fully in a quick way, which makes heel toeing impossible,
Pedal Upgrade Whole Kit Brake & Throttle Spring For LOGITECH G27 G29 G920 | eBay
Fits Brake Pedal Upgrade Spring NEW for Logitech G25 G27 G29 G920 Steering Wheel – I.E.T. INDUSTRIAL ANTONIO PRIETO – SINCELEJO, SUCRE
ACC – Changing the sensitivity of the Logitech G29 and G920 brake pedal – Trinacria Simracing
Are the Logitech Pedals Really that bad? (G29 & G920) — Reviews