S T E P 1 2
FRONT SUSPENSION SETUP
The Tracer 279 Pro uses FOX 38 air sprung front fork. To achieve the best
performance from your FOX suspension first you need to set the air pressure.
Adjust the air pressure to attain your proper sag setting. Sag is the amount your
suspension compresses under your weight and riding gear. Sag range should
be set to 15–20% of total fork travel. Make sure to set sag with the compression
settings fully open (counterclockwise) and calculate to your weight when you are
in full riding gear. For the 170mm (6.7") fork that measurement should be 26mm
(15%) for firm setting and 34mm (20%) for plush setting. Adjust the pressure in
your forks until you reach the correct sag. Refer to the air pressure on the chart
below for starting pressures. For more info on proper sag setup please review the
sag setup video from Fox at ridefox.com/sagsetup.
FO RK : FOX FACTORY 38
SUGGESTED STARTING POINTS FOR SETTING UP YOUR FORK
RIDER WEIGHT
AIR PRESSURE
(LBS/KGS)
(PSI)
120-130 / 54-59
72
130-140 / 59-64
76
140-150 / 64-68
80
150-160 / 68-73
84
160-170 / 73-77
89
170-180 / 77-82
93
180-190 / 82-86
97
190-200 / 86-91
102
200-210 / 91-95
106
210-220 / 95-100
110
220-230 / 100-104
114
230-240 / 104-109
119
240-250 / 109-113
123
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TRACER 279 PRO
LOW SPEED
HIGH SPEED
REBOUND
REBOUND
9
8
8
7
7
7
7
6
7
6
7
5
6
4
5
4
4
3
4
2
3
1
2
0
1
0
ADJUSTING
COMPRESSION
DAMPING
Adjusting your high and low
speed compression setting
controls how the fork feels as
it's compressed through its
travel under various types of
hits. Use your high and low
speed compression adjusters
to tune the fork to meet
your riding style and terrain.
High-speed compression
(HSC) adjustment is useful
to control fork performance
during bigger hits, landings,
REBOUND DIAL
and square-edged bumps.
(UNDER CAP)
Low-speed compression
The rebound adjuster for the fork is a red dial
adjustment is useful to
located on the bottom of the right fork leg.
control fork performance
Rebound controls how fast the fork extends after
during rider weight shifts,
compressing. The rebound adjustment is dependent
G-outs, and other slow
on the air pressure setting. For example, higher air
inputs. FOX recommends
pressures require more rebound damping. Use your
beginning with the High-
air pressure to find your rebound setting. Turn your
speed compression set 5
rebound knob to the closed position (full clockwise)
clicks out (counter-clockwise)
until it stops. Then back it out (counterclockwise) to
and Lowspeed compression
the number of clicks shown in the table opposite.
set 10 clicks out (counter-
clockwise) from closed (full
Adjust rebound until (when tested) the fork returns
clockwise)
quickly but does not top out. Top out is felt when
a fork fully extends too quickly and comes to an
abrupt stop when it reaches full extension (you will
hear a small noise). Top out should be avoided
through proper rebound setting.
REBOUND
Open
(counterclockwise)
Least amount of rebound
damping. Fork rebounds
fastest.
Closed
(clockwise)
Most amount of rebound
damping. Fork rebounds
slowest.
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