Back Length  Chest (1" below arm hole & across) Sleeve Length 
S 29.5" 25.1" 25.1"
M 30.3" 25.9" 25.5"
L 31.1" 26.7" 25.9"
XL 31.8" 27.5" 26.3"
2XL 32.6" 28.3" 26.7"

*These are garment measurements