The concept of super lightweight suspension (VPP) which is the development of type earlier suspension Blur XC, carrying travel (suspension length) 105mm travel make innovations of the Blur XC VPP decent make the choice for XC racing.
Here's a comparison with a NEW OLD Santacruz Blur XC XC Carbon
5.2 lbs / 2359g Frame weight 4.3 lbs / 1948g
6013 aluminum tubing Framematerial ud Carbon Fiber
115 mm 105 mm travel
200 x 51 165 x 38 shock i2i/stroke
-27% / +33% -6% Rate shock / +7%
24 mm 15 mm Chain growth
aluminum, 4 radial cartridge bearings, aluminum lower links, 4 Angular Contact Cartridge
bearings, four lip seals, grease 2 ports
upper link is molded titanium plate Carbon Fiber
replaceable dropout hanger replaceable der hanger
16.9 "/ 429mm Chainstaylength 16.6" / 422mm