Technical Resources

How to check wheel clearance before you buy a big brake kit
Bigger rotors need bigger wheels. Learn how to read our rotor-to-wheel table, what else affects clearance, how to measure your wheel, and what to send us so we can check fitment before we build. Read more...
Bedding in new pads and rotors after a big brake kit install
New pads and rotors need bedding-in before hard use. Learn what it does, a general step-by-step procedure, how to tell it worked, and what changes for carbon ceramic rotors and track pads. Read more...
Choosing brake pads for your big brake kit: M-01, M-02, M-03, M-05 and M-05+
See what friction coefficient and max temperature mean for the TTSPORT pad compounds, which pad comes with which rotor, and how to choose for daily driving, spirited road use, track days, rally or carbon ceramic rotors. Read more...
Carbon ceramic vs high-carbon steel rotors: which one for your car?
Carbon ceramic and high-carbon steel rotors differ in weight, heat handling, wear, dust, cost and the pads they need. This guide compares them and shows which setup suits daily driving, spirited road use, track days and rally. Read more...

Help

Fitting and fitment help

Not sure what fits?

Send us your car and wheels. We'll tell you what fits.

Year, make, model, wheel size, and whether it's for the street or the track. We reply by email within one business day.