The three main differences new to the GP Plus V4 are the use of A-CS™ Plus stretch material

reinforced seat area

Nucleon Flex Plus Armor surpasses the impact requirements for CE Level 1 EN1621-1:2012 certification

this suit is SFI homologated only

faster 3 drystar sup reg sup riding shoes black cool gray YGroup_3568420 The three main differences newFeaturing new performance innovations adapted from decades of R&D experience in the highest level of motorsports, the Faster 3 Shoe is lightweight and incorporates class leading protective features, both inside and outside. The Faster 3 Shoe is constructed from a lightweight, durable microfiber chassis and incorporates Alpinestars Drystar 100% waterproof membrane for excellent performance in wet weather conditions.