Overall Gear Ratio Chart: 48 dp 96T 1-belt (1:1) 78T 2-belt (1:2) Short Pinion Long Pinion 16 6.00 9.75 17 5.65 9.18 18 5.33 8.67 19 5.05 8.21 20 4.80 7.80 21 4.57 7.42 22 4.36 7.09 23 4.17 6.78 24 xxx 6.50 25 xxx 6.24 26 xxx 6.00 27 xxx 5.78 28 xxx 5.57 29 xxx 5.38 30 xxx 5.20 31 xxx 5.03 64 dp 128T 1-belt (1:1) 104T 2-belt Short Pinion Long Pinion 21 6.10 9.90 22 5.82 9.45 23 5.57 9.04 24 5.33 8.67 25 5.12 8.32 26 4.92 8.