Honda XR125L User Manual

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Adjustment:
Drive chain slack should be checked and
adjusted, if necessary, every 1,000 km (600
miles). When operated at sustained high
speeds or under conditions of frequent
rapid acceleration, the chain may require
more frequent adjustment.
If the drive chain requires adjustment, the
procedure is as follows:
Place the motorcycle on its side stand on
a firm, level surface with the transmission
in neutral and the ignition switch OFF.
Loosen the rear axle nut ( ).
Loosen the lock nuts ( ) on both
adjusting bolts ( ).
Turn both adjusting nuts ( ) an equal
number of turns until the correct drive
chain slack is obtained. Turn the
adjusting nuts clockwise to tighten the
chain, or counterclockwise to provide
more slack. Adjust the chain slack at a
point midway between the drive sprocket
and the rear wheel sprocket. Rotate the
rear wheel and recheck slack at other
sections of the chain.
Chain slack should be:
2.
3.
1.
4.
(2)
(3)
(1)
(4)
(5)
(4)
(5)
1
2
3
3
(1) Axle nut
(2) Lock nuts
(3) Drive chain
adjusting nuts
(4) Index marks
(5) Rear edge of
adjusting slots
74
20 30 mm (0.8 1.2 in)
10/03/11 17:14:24 32KRHA00_084

Honda XR125L Specifications

General

Compression Ratio	9.2:1
Transmission	5-speed
Fuel System	Carburetor
Front Suspension	Telescopic fork
Front Brake	Single disc
Rear Brake	Drum
Front Tire	90/90-19
Rear Tire	110/90-17
Ignition	CDI
Final Drive	Chain
Engine Type	Air-cooled 4-stroke single-cylinder OHC
Bore x Stroke	56.5 mm x 49.5 mm
Rear Suspension	Swingarm with single shock
Fuel Capacity	12 L
Max. Torque	10.4 Nm @ 6, 500 rpm