SR 0.0 
Full Diamond design
Soft-Mid Race Compound

SR 0.5 
Half Waffle design
Soft-Mid Race Compound

MR 0.0 
Full Diamond design
Mid-Firm Race Compound

MR 0.5 
Half Waffle design
Mid-Firm Race Compound

FTR 0.5 
Thicker Half Waffle shock absorbent design
Firm Trail Compound - more durable than Race
Two additional safety wire grooves