PEM 61013 QuickChange Gears Set 13 4.11/5.14 and 4.86/6.08 Quick Change PEM QuickChange Gears Set 13 4.11 Ratio 5.14 / 3.29 4.86 Ratio 6.08 / 3.89 Made from high grade gear steel Hobbed and fully heat treated 10 Spline Bryke Racing Part #: PEM 61013.
