Western Star 4900EX Wiper Size Chart
Before you buy new wiper blades for your Western Star 4900EX, check out the wiper size chart below.
| Year | Front |
|---|---|
| 2015 | 20" |
| 2014 | 20" |
| 2013 | 20" |
| 2012 | 20" |
| 2011 | 20" |
| 2010 | 20" |
| 2009 | 20" |
| 2008 | 20" |
| 2007 | 20" |
| 2006 | 20" |
| 2005 | 20" |
| 2004 | 20" |
| 2003 | 20" |
| 2002 | 20" |