Transmission MainShaft Locknut. Fits FXR 1985-1994, Touring 1985-2006, Softail 1987-2006, Dyna 1991-2005 & Sportster 1992-2021 DAY-88460 * 2500 to 6500 RPM

* 2500 to 6500 RPM Range

* Replaces OEM # 31503-70

If you want upgraded Titanium 12-Point bolts purchase # AN-300-986

* Chrome Trapdoor with installed bearings & retainers

* Race-Proven Intake Tube Available in a Gloss Forged Carbon Fiber Finish

Transmission MainShaft Locknut. Fits FXR 1985-1994, Touring 1985-2006, Softail 1987-2006, Dyna 1991-2005 & Sportster 1992-2021 DAY-88460 * 2500 to 6500 RPMFeatures & Benefits: * A cure for the loose pulley nut * Has a lock plate built in. The nut can also be secured in several additional places by an easy drilling and tapping operation. * Upgrade on OEM # 35211 91B Tech Tips: * Fits 5 Speed Models with Belt Pulley * Tighten left hand thread nut with JIMS tool # JM 94660 37A