You'll find them only listed on our truck weatherstrip page not on our Blazer or Suburban weatherstrip pages due to the Blazer difference on ends of seals and the Suburbans havea 90 degree corner we've never tried getting these to conform to so we don't list them for them either.
You can go to the page they are on at the following link
http://www.gmcpauls.com/Pickup.htm
Part# 2660241 $49.95 pr & $12.75 shipped priority mail insured anywhere in the USA
Paul @ GMCPauls