I asked Vans about this a few years ago too. The response was Cleveland was the original brake package in the kit. Due to cost increases and not waivering even for Vans, they chose to use Matco for kit pricing and customer savings.
Carlos in Arizona
EAA Chapter 538 President, www.538.eaachapter.org
Wittman Tailwind W8 N53CH (built & sold)
Pazmany PL-1 N2029 (bought & sold)
RV7 - N537TC (reserved & building)
Emp, Wings & Fuse done - working on FWF
"The air is an extremely dangerous, jealous and exacting mistress. Once under the spell most lovers are faithful to the end, which is not always old age." - Winston Churchill