Westin 1997-2004 Chevrolet/GMC Blazer S-Series (4dr only) Running Board Mount Kit - BlackBlazer S Series 1997 2004 (4dr only); S 10 Pickup Ext. Cab 1997 2004; Jimmy S Series 1997 2004 (4dr only); Sonoma Ext. Cab 1997 2004 This Part Fits: Year Make Model Submodel 1997 1999 Chevrolet Blazer Base 1997 2004 Chevrolet Blazer LS 1997 2001 Chevrolet Blazer LT 1999 2001 Chevrolet Blazer Trailblazer 1997,2000 2003 Chevrolet S10 Base 1997 2003 Chevrolet S10 LS 1999 2003 Chevrolet S10 Xtreme 1997 2003 Chevrolet S10 ZR2 2000 2001 GMC Jimmy Diamond