startup Manual

We thank you and congratulate you for choosing BOS products, designed and developed by
enthusiasts, and handmade with care in France.
Please refer to the user manual available in the download section at www.bosmtb.com. It contains
the important safety, maintenance, and warranty information you will need in order to safely install
and use your BOS suspension as well as detailed set-up, tuning, and service information.
Good knowledge of your BOS product will make its day to day usage more enjoyable.
Air pressure
Whatever your weight, the air pressure should be between 100 and 220 psi.
Note : Given pressures are for guidance only. You can adjust it ± 10 psi according to your use and your riding stile.
Weight (kg/lbs)
60/132
65/143
70/154
75/165
80/176
85/187
90/198
Recreational Use :
Pressure (psi)
120
130
140
150
160
170
180
Racing Use :
Pressure (psi)
125
135
145
155
165
175
185
Balancing air chambers
It is important to balance the pressure of the air chambers after each pressure adjustment to ensure
optimum performance. To do this, compress and slowly release your fork for the first 10 mm of travel
a dozen times.
Starting adjustments: from the fully closed position
Rebound (A) :
Recreational use : 10 clicks
Racing use : 8 clicks
Compression (B) : 3 Positions
- Soft : comfort
- Intermediate : hydraulic and grip control
(Adjustable intensity : refer to the user
manual).
- Hard : pedaling efficiency
Quickstart
Handmade in France
Hard
Important : Refer to the user manual
for instructions to mount the axle.
This is essential for your security.
A
B