Originally Posted by Stachi
One simple thing to add.. I had Customers/Mates ask me about that KSport/D2 stuff before.
Just try to get spare parts for them! Brake Pads, Friction Rings, even Screws. It's a bad joke. You'll pay twice in the End.
Excellent point, it's trivial to get new pistons or seals for an Alcon, AP or Brembo caliper. Bleed nipples and housing through bolts likewise. See this post, the same goes for lots of Jap parts, you need to ask a few searching questions when buying expensive kit with wearing parts:
why garrett ballbearing turbos are best?