A special air pump should be used for suspension forks and shock
absorbers. A normal air pump cannot build up the required pres-
sure in a sensitive manner.
The following table shows the standard values for fork air pressure in relation to
bodyweight.
Standard values for fork R.C+ HT R.X+ FS R.E+ FS R.G.+ FS
air pressure depending on R.T+ HT R.C+ FS
spring deflection
Fahrergewicht [kg] 100 mm 120 mm 160mm 200mm
140 mm
≤57 55psi 45psi 45psi 45psi
57 - 61 55psi 50psi 50psi 50psi
61 - 66 60psi 55psi 55psi 55psi
66 - 70 70psi 65psi 65psi 65psi
70 - 77 80psi 70psi 70psi 70psi
77 - 84 85psi 75psi 75psi 75psi
84 - 91 90psi 80psi 80psi 80psi
91 - 98 95psi 90psi 90psi 90psi
98 - 104 100psi 100psi 100psi 100psi
Figure 21: Rubber ring for adjusting sag
4343
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