Upper: 1-1/8"" / Alloy cup / Sealed Bearing Bottom: 1-1/2"" / Alloy cup / Sealed Bearing w/15mm Alloy Top Cover Stack Height 17.7+3.0=20.7mm
DOZER-1366A-1
w/39.8mm crown race
DOZER-1366D
w/8mm Alloy Top Cover, S.H.=13.7mm
DOZER-1366AWF-2
w/Semi-Cartridge