- 2006–2009 Factory-verified
The 2006 and 2007 lists print "ZR1 9" with a space (read as ZR19); the 2008 and 2009 lists print ZR19 and omit the parentheses. The 2006 order guide shows P325/30ZR19 as the Z06 rear tire (HK p.108).
YFJ Factory-verified
Documented applications
This page aggregates every documented appearance of YFJ in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.