Quick Change Gear Set - 8500 Series - Set 18A - 10 Spline - 4.12 Ratios 5.24 / 3.24 - 4.86 Ratios 6.18 / 3.82 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 19 - 10 Spline - 4.12 Ratios 4.91 / 3.46 - 4.86 Ratios 5.78 / 4.08 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 20 - 10 Spline - 4.12 Ratios 5.36 / 3.17 - 4.86 Ratios 6.31 / 3.74 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 20A - 10 Spline - 4.12 Ratios 5.30 / 3.20 - 4.86 Ratios 6.25 / 3.78 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 21 - 10 Spline - 4.12 Ratios 6.29 / 2.70 - 4.86 Ratios 7.41 / 3.18 - Steel - Polished - Each

Quick Change Gear Set - 8500 Series - Set 21A - 10 Spline - 4.12 Ratios 6.32 / 2.69 - 4.86 Ratios 7.45 / 3.17 - Steel - Polished - Each