· Scorpion Clutches · Baskets & Accessories · Belt Drives · Primary Covers · Replacement Kits · Scorpion Clutch Tools

Part# CNC Machined from Billet Aluminum and Anodized Black. Includes Scorpion clutch. Available in 5 Drive Ratios- Stock, 5% Underdrive, 10% Underdrive, 8% Overdrive, and 12% Overdrive. Drive ratios can be changed at any time by simply changing the pulley and belt. Part # Year(s) 958-30-97593 (Stock Ratio) 1990-06 Softail 958-30-97693 (Stock Ratio) 1990-00 Dyna 958-30-97793 (Stock Ratio) 2001-05 Dyna 958-30-97893 (Stock Ratio) 1990-00 FXR/FLH 958-30-97993 (Stock Ratio) 2001-06 FLH 958-30-97592 (5% Underdrive, +200 RPM @ 65mph) 1990-06 Softail 958-30-97692 (5% Underdrive, +200 RPM @ 65mph) 1990-00 Dyna 958-30-97792 (5% Underdrive, +200 RPM @ 65mph) 2001-05 Dyna 958-30-97892 (5% Underdrive, +200 RPM @ 65mph) 1990-00 FXR/FLH 958-30-97992 (5% Underdrive, +200 RPM @ 65mph) 2001-06 FLH 958-30-97591 (10% Underdrive, +300 RPM @ 65mph) 1990-06 Softail 958-30-97691 (10% Underdrive, +300 RPM @ 65mph) 1990-00 Dyna 958-30-97791 (10% Underdrive, +300 RPM @ 65mph) 2001-05 Dyna 958-30-97891 (10% Underdrive, +300 RPM @ 65mph) 1990-00 FXR/FLH 958-30-97991 (10% Underdrive, +300 RPM @ 65mph) 2001-06 FLH 958-30-97594 (8% Overdrive, -275 RPM @ 65mph) 1990-06 Softail 958-30-97694 (8% Overdrive, -275 RPM @ 65mph) 1990-00 Dyna 958-30-97794 (8% Overdrive, -275 RPM @ 65mph) 2001-05 Dyna 958-30-97894 (8% Overdrive, -275 RPM @ 65mph) 1990-00 FXR/FLH 958-30-97994 (8% Overdrive, -275 RPM @ 65mph) 2001-06 FLH 958-30-97595 (12% Overdrive, -350 RPM @ 65mph) 1990-06 Softail 958-30-97695 (12% Overdrive, -350 RPM @ 65mph) 1990-00 Dyna 958-30-97795 (12% Overdrive, -350 RPM @ 65mph) 2001-05 Dyna 958-30-97895 (12% Overdrive, -350 RPM @ 65mph) 1990-00 FXR/FLH 958-30-97995 (12% Overdrive, -350 RPM @ 65mph) 2001-06 FLH