Quick Change Gear Set - 8500 Series - Set 39 - 10 Spline - 4.12 Ratios 6.64 / 2.56 - 4.86 Ratios 7.83 / 3.02 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 40 - 10 Spline - 4.12 Ratios 6.72 / 2.53 - 4.86 Ratios 7.93 / 2.98 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 41 - 10 Spline - 4.12 Ratios 6.81 / 2.50 - 4.86 Ratios 8.00 / 2.95 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 43 - 10 Spline - 4.12 Ratios 6.44 / 2.64 - 4.86 Ratios 7.59 / 3.11 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 50 - 10 Spline - 4.12 Ratios 7.21 / 2.35 - 4.86 Ratios 8.50 / 2.78 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 51 - 10 Spline - 4.12 Ratios 7.27 / 2.34 - 4.86 Ratios 8.57 / 2.75 - Steel - Polished - Each