ST5 GT Carbon Racing Helmet - SA2020 2002 Drilling is required for the

Drilling is required for the "Set-Back" brackets (8 holes)

Fitting: 1990-2001 S80 YS1 Y21 S21 Y1 Y2 S1 A1 J1 S4C

The star feature is its large baffle housing

Dual height to optimize engine placement for best axle alignment

and fuel mileage

ST5 GT Carbon Racing Helmet - SA2020 2002 Drilling is required for theStilo has two separate shell sizes for this helmet. This allows us to make a better fitting helmet that is lighter weight. Instead of filling a very large shell with lots of padding for a size small, we have one shell size for x small to medium, and one for large and x large. Snell SA2015 vs. 2020 what's changed? The Snell SA2020 testing requirements have changed a small amount and have now become more in line with the FIA 8859 Helmet Standard.