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6-32
PERIODIC MAINTENANCE AND MINOR REPAIR
6
EAU01144
Checking the wheel bearingsThe front and rear wheel bearings
must be checked at the intervals
specified in the periodic maintenance
and lubrication chart. If there is play
in the wheel hub or if the wheel does
not turn smoothly, have a Yamaha
dealer check the wheel bearings.
EAU00800
BatteryThis motorcycle is equipped with a
sealed-type (MF) battery, which does
not require any maintenance. There
is no need to check the electrolyte or
to add distilled water.
EC000101
cCNever attempt to remove the bat-
tery cell seals, as this would per-
manently damage the battery.
EW000116
w8Electrolyte is poisonous and
dangerous since it contains
sulfuric acid, which causes
severe burns. Avoid any con-
tact with skin, eyes or clothing
and always shield your eyes
when working near batteries.
In case of contact, administer
the following FIRST AID.
9 9
EXTERNAL: Flush with plen-
ty of water.9 9
INTERNAL: Drink large quan-
tities of water or milk and
immediately call a physician.
9 9
EYES: Flush with water for
15 minutes and seek prompt
medical attention.
8Batteries produce explosive
hydrogen gas. Therefore, keep
sparks, flames, cigarettes,
etc., away from the battery and
provide sufficient ventilation
when charging it in an
enclosed space.
8KEEP THIS AND ALL BATTER-
IES OUT OF THE REACH OF
CHILDREN.
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8-1
EAU01038
SPECIFICATIONS
8
Model TDR125
Dimensions
Overall length 2,120 mm
(F, GB, IRL, B, P, GR, E)
2,185 mm (S, SF, D, CH, A)
Overall width 840 mm
Overall height 1,295 mm
Seat height 850 mm
Wheel base 1,405 mm
Ground clearance 270 mm
Minimum turning radius 2,200 mm
Basic weight (with oil and full
fuel tank)135 kg
136 kg (CH, A)
Engine
Engine type Liquid cooled 2-stroke,
gasoline
Cylinder arrangement Forward inclined single
cylinder
Displacement 125 cm
3
Bore ×Stroke 56.0 ×50.7 mm
Compression ratio 6.6:1
Starting system Electric starter
Lubrication system Separate lubrication
(Yamaha Autolube)Engine oil (2-cycle)
Type Yamalube 2 or equivalent
2-stroke engine oil
Capacity
Total amount 1.2 L
Transmission oil
Type SAE 10W30 SE motor oil
Capacity
Periodic oil change 0.75 L
Total amount 0.8 L
Cooling system capacity
(total amount)1.05 L
Air filterWet type element
Fuel
Type REGULAR UNLEADED
GASOLINE ONLY
Fuel tank capacity 11 L
Reserve amount 2.2 L
Carburetor
Manufacturer MIKUNI
Model ×quantity TM28SS ×1
Specifications
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8-3
SPECIFICATIONS
8
Wheels
Front
Type Cast
Size 18 ×MT2.15 or
18 M/C ×MT2.15
Rear
Type Cast
Size 17 ×MT2.50 or
17 M/C ×MT2.50
Brakes
Front
Type Single disc brake
Operation Right hand
Fluid DOT 4
Rear
Type Single disc brake
Operation Right foot
Fluid DOT 4Suspension
Front
Type Telescopic fork
Rear
Type Swingarm (Monocross)
Spring/shock absorber
Front
Type Coil spring/oil damper
Rear
Type Coil-gas spring/oil damper
Wheel travel
Front 180 mm
Rear 180 mm
Electrical
Ignition system C.D.I.
Charging system
Type A.C. magneto
Standard output 14 V, 12A @ 5,000 r/min
Battery
Type YTX5L-BS
Voltage, capacity 12 V, 4 Ah
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