See Operation → Suspension Adjustments: Buell Models for more information about suspension tuning.
Setting Rear Shock Preload Settings
See Figure 1. The factory setting is the #2 ramp position. The #7 position is the tallest ramp and maximum preload. For recommended spring preload, see Operation → Factory Suspension Settings: Firebolt Models.
1Tab on shock body
2Minimum preload adjustment (ramp 1)
3Maximum preload adjustment (ramp 7)
Figure 1. Rear Shock Preload Adjuster Tab: XB Models
Setting Rear Shock Preload
  1. Remove seat.
  2. See Figure 2. Change the preload by turning the preload adjuster at the upper part of the shock with the SHOCK SPANNER WRENCH found in the tool kit. See Operation → Factory Suspension Settings: Firebolt Models for factory settings.
    1. Rotate adjuster clockwise to increase preload.
    2. Rotate adjuster counterclockwise to decrease preload.
  3. Install seat.
Setting Front Fork Preload
1. See Figure 3. Check number of lines to be showing (3) for your load condition.
Adjust both forks equally. Improper fork adjustment can lead to loss of control, which could result in death or serious injury. (00124c)
2. Turn the adjuster (2) with a wrench to the desired setting.
Figure 2. Rear Shock Preload Adjuster: XB Models
1Rebound adjuster screw
2Preload adjuster nut
3Four lines visible (factory setting)
Figure 3. Front Fork Preload and Rebound Adjuster: Firebolt Models