Upgrade your car's performance with the Evolution Straight cut 22 tooth 1275 primary gear. This gear allows for achievable drop gear ratios when used in combination with other Evolution gears, providing a 1.136-1 ratio with a 30 tooth idler and 25 tooth input. With options for 24 tooth primary, 30 tooth idler, and 24 tooth input for a 1.0-1 ratio, and 23 tooth primary, 30 tooth idler, and 23 tooth input for another 1.0-1 ratio, this gear offers versatility for customization. The 24 tooth primary, 30 tooth idler, and 25 tooth input combination provides a 1.0416 ratio for further customization of your car's performance. Invest in the Evolution Straight cut 22 tooth 1275 primary gear for improved gear ratios and enhanced driving experience.