The reviewer states they purchased the ZRACE XG4 four-piston calipers as an upgrade for their road bike, finding them to be a significant improvement in braking performance over their stock calipers. They have been using them for a few months with no problems.
AI-Summary
Pros
Really, really cool look
Definite upgrade in braking performance over stock calipers
No problems after months of use
Available in multiple colors (black, silver, green, blue, purple)
MyBike.parts
