PEM 61009Q QuickChange Gears Set 9Q 4.11/4.93 and 4.86/5.83 Quick Change PEM QuickChange Gears Set 9Q 4.11 Ratio 4.93 / 3.43 4.86 Ratio 5.83 / 4.05 Made from high grade gear steel Hobbed and fully heat treated 10 Spline Bryke Racing Part #: PEM 61009Q.
