This new groundbreaking design from Hipsters finally gives you the best of both worlds without sacrificing performance - a true streetable high performance transbrake. Engineered with ATD's quick release transbrake circuit, reverse shift pattern and transbrake function in 1st gear. This transbrake valve body allows for a safe street operation of your TH400 by retaining 2nd gear braking function, keeping the transmission from freewheeling when coasting in a street driving scenario. Machined from aerospace 6061-T6 aluminum and made in the USA.