GMC W3500 Forward wiper blade size chart

Recommended wiper blade size for GMC W3500 Forward in inches.

Year	Front
2008	20"
2007	20"
2006	20"
2005	20"
2004	20"
2003	20"
2002	20"
2001	20"
2000	20"
1999	20"
1998	20"
1997	20"
1996	20"
1995	20"