Originally Posted by BMW1986
Could I make a set with the Michelin Alpin P3 in a square setup of 235/40 R18's instead of the P2's? What exactly is the difference between the P2 and P3?
PA3 has an updated tread pattern and a new tread compound compared to the PA3. Most have found it to be an improvement over the PA2. Definitely a good choice in 235/40R18 or 245/40R18. Not really available in good sizes for a wider rear wheel.