RIEJU marathon 125 Owner's Manual page 101

FRONT SUSPENSION
The front suspension consists of a hydraulic fork which has
been crafted to the highest standards of technology and
design.
Front Fork Marathon 125 PRO
Upside down fork
Ø 40 mm. fork tubes
Oil capacity: 325 c.c. per leg
Type oil recommended: SAE 10W
Front Fork Marathon 125 PRO
Upside down fork
Ø 37 mm. fork tubes
Oil capacity: 310 c.c. per leg
Type oil recommended: SAE 10W
REAR SUSPENSION
Marathon 125 PRO: The rear suspension consists of a
gas-assisted hydraulic mono-shock absorber with separate
gas reservoir and spring preload adjustment via the nut
located under the shock absorber spring by means of the
PRS progressive articulated rod system.
Marathon 125: Hydraulic rear shockabsorber.
Threaded brass rings
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