SPEC
2 - 15
MAINTENANCE SPECIFICATIONS
EC212201
CHASSIS
TT-R125/TT-R125E
Item Standard Limit
Steering system:
Steering bearing type (upper) Angular bearing ----
(lower) Taper roller bearing ----
Front suspension:
Front fork travel 180 mm (7.09 in) ----
Fork spring free length 327 mm (12.87 in) 322 mm (12.68 in)
Spring rate, STD K = 3.00 N/mm
(0.310 kg/mm, 17.4 lb/in)----
Optional spring/spacer No ----
Oil capacity 159 cm
3
(5.60 Imp oz, 5.38 US oz)----
Oil level 122 mm (4.80 in) ----
Oil grade Fork oil 10W or equivalent ----
Inner tube outer diameter 30 mm (1.18 in) ----
Front fork top end Zero mm (Zero in) ----
Rear suspension:
Shock absorber travel 65 mm (2.56 in) ----
Spring free length (TT-R125) 175 mm (6.89 in) ----
(TT-R125E) 178 mm (7.01 in) ----
Fitting length 165 mm (6.50 in) ----
Spring rate, STD (TT-R125) K = 48.1 N/mm
(4.9 kg/mm, 274 lb/in)----
(TT-R125E) K = 50.5 N/mm
(5.1 kg/mm, 286 lb/in)----
Optional spring No ----
Enclosed gas pressure 1,500 kPa
(15 kg/cm
2, 213 psi)----
Wheel:
Front wheel type Spoke wheel ----
Rear wheel type Spoke wheel ----
Front rim size/material 17 × 1.40/Steel ----
Rear rim size/material 14 × 1.60/Steel ----
Rim runout limit:
Radial ---- 2.0 mm (0.08 in)
Lateral ---- 2.0 mm (0.08 in)
Drive chain:
Type/manufacturer DID428HD/DAIDO ----
Number of links 116 links ----
Chain slack 35 ~ 50 mm (1.4 ~ 2.0 in) ----
Chain length (10 links) ----121.4 mm
(4.78 in)
SPEC
2 - 19
MAINTENANCE SPECIFICATIONS
TT-R125LW/TT-R125LWEItem Standard Limit
Steering system: Steering bearing type (upper) Angular bearing ---- (lower) Taper roller bearing ----
Front suspension: Front fork travel 180 mm (7.09 in) ----
Fork spring free length (TT-R125LW) 339 mm (13.35 in) 334 mm (13.15 in)
(TT-R125LWE) 453.6 mm (17.86 in) 448.6 mm (17.66 in)
Spring rate, STD K = 3.20 N/mm (0.330 kg/mm, 18.5 lb/in)----
Optional spring/spacer No ----
Oil capacity (TT-R125LW) 156 cm
3
(5.49 Imp oz, 5.27 US oz) ----
(TT-R125LWE) 158 cm
3
(5.56 Imp oz, 5.34 US oz) ----
Oil level (TT-R125LW) 130 mm (5.12 in) ---- (TT-R125LWE) 125 mm (4.92 in) ----
Oil grade Fork oil 10W or equivalent ----
Inner tube outer diameter 30 mm (1.18 in) ----
Front fork top end Zero mm (Zero in) ----
Rear suspension:
Shock absorber travel 65 mm (2.56 in) ----
Spring free length (TT-R125LW) 178 mm (7.01 in) ---- (TT-R125LWE) 170.5 mm (6.71 in) ----
Fitting length (TT-R125LW) 165 mm (6.50 in) ---- (TT-R125LWE) 160.5 mm (6.32 in) ----
Spring rate, STD (TT-R125LW) K = 58.9 N/mm
(6.0 kg/mm, 336 lb/in) ----
(TT-R125LWE) K = 61.8 N/mm
(6.3 kg/mm, 352 lb/in) ----
Optional spring No ----
Enclosed gas pressure (TT-R125LW) 1,500 kPa (15 kg/cm
2, 213 psi)----
(TT-R125LWE) 1,500 kPa
(15 kg/cm
2, 213 psi) ----
Wheel: Front wheel type Spoke wheel ----
Rear wheel type Spoke wheel ----
Front rim size/material 19 × 1.40/Steel ----
Rear rim size/material 16 × 1.60/Steel ----
Rim runout limit: Radial ---- 2.0 mm (0.08 in)
Lateral ---- 2.0 mm (0.08 in)
SPEC
2 - 24
MAINTENANCE SPECIFICATIONS
TT-R125E/TT-R125LWE
Item Standard Limit
CDI:
Magneto-model/manufacturer 5HP-10/YAMAHA ----
Source coil resistance (color) 688 ~ 1,032 Ω at 20 ˚C (68 ˚F)
(Brown – Green)----
Pickup coil resistance (color) 248 ~ 372 Ω at 20 ˚C (68 ˚F)
(Red – White)----
CDI unit-model/manufacturer 5HP-00/YAMAHA ----
Ignition coil:
Model/manufacturer 4KJ-10/YAMAHA ----
Minimum spark gap 6 mm (0.24 in) ----
Primary winding resistance 0.18 ~ 0.28 Ω at 20 ˚C (68 ˚F) ----
Secondary winding resistance 6.3 ~ 9.5 kΩ at 20 ˚C (68 ˚F) ----
Spark plug cap:
Type Resin ----
Resistance 10 kΩ at 20 ˚C (68 ˚F) ----
Charging system:
System type CDI magneto ----
Model/manufacturer 5HP-10/YAMAHA ----
Normal output 14 V/100 W at 5,000 r/min ----
Charging coil resistance (color) 0.64 ~ 0.96 Ω at 20 ˚C (68 ˚F)
(White – Black)----
Lighting coil resistance (color) 0.52 ~ 0.78 Ω at 20 ˚C (68 ˚F)
(Yellow – Black)----
Rectifier/regulator:
Regulator type Semiconductor short circuit ----
Model/manufacture SH620B-12/SHINDENGEN ----
No-load regulated voltage 14.0 ~ 15.0 V ----
Rectifier capacity 8 A ----
Electric starting system:
Type Constant mesh ----
Starter motor:
Model/manufacturer 5HP00/YAMAHA ----
Operation voltage 12 V ----
Output 0.25 kW ----
Armature coil resistance 0.017 ~ 0.021 Ω at 20 ˚C (68 ˚F) ----
Brush overall length 10 mm (0.40 in) 3.5 mm
(0.14 in)
Brush quantity 2 pcs. ----
Spring force 5.52 ~ 8.28 N
(560 ~ 840 g, 19.8 ~ 29.7 oz)----
Commutator diameter 22 mm (0.9 in) 21 mm
(0.8 in)
Mica undercut (depth) 1.5 mm (0.06 in) ----
SPEC
2 - 15 PARTIE CYCLE
TT-R125/TT-R125E
Désignation Standard Limite
Système de direction:
Type de roulement de direction (haut) Roulement à contact oblique ----
(bas) Roulement à rouleaux coniques ----
Suspension avant:
Débattement de fourche avant 180 mm (7,09 in) ----
Longueur libre de ressort de fourche 327 mm (12,87 in) 322 mm (12,68 in)
Constante standard de ressort K = 3,00 N/mm
(0,310 kg/mm, 17,4 lb/in)----
Ressort/entretoise en option Non ----
Capacité d’huile 159 cm
3
(5,60 Imp oz, 5,38 US oz)----
Niveau d’huile 122 mm (4,80 in) ----
Grade d’huile Huile de fourche 10W ou huile équiva-
lente----
Diamètre extérieur du tube plongeur 30 mm (1,18 in) ----
Sommet de fourche avant Zéro mm (zéro in) ----
Suspension arrière:
Débattement d’amortisseur 65 mm (2,56 in) ----
Longueur libre de ressort (TT-R125) 175 mm (6,89 in) ----
(TT-R125E) 178 mm (7,01 in) ----
Longueur monté165 mm (6,50 in) ----
Constante standard de ressort
(TT-R125) K = 48,1 N/mm
(4,9 kg/mm, 274 lb/in)----
(TT-R125E) K = 50,5 N/mm
(5,1 kg/mm, 286 lb/in)----
Ressort optionnel Non ----
Pression du gaz 1.500 kPa
(15 kg/cm
2, 213 psi)----
Roue:
Type de roue avant Roue à rayons ----
Type de roue arrière Roue à rayons ----
Taille/matériau de jante avant 17 × 1,40/acier ----
Taille/matériau de jante arrière 14 × 1,60/acier ----
Limite de voile de jante:
Radial ---- 2,0 mm (0,08 in)
Latéral ---- 2,0 mm (0,08 in)
Chaîne de transmission:
Type/fabricant DID428 HD/DAIDO ----
Nombre de maillons 116 maillons ----
Flèche de la chaîne 35 à 50 mm (1,4 à 2,0 in) ----
Longueur de chaîne (10 maillons) ----121,4 mm
(4,78 in)
CARACTÉRISTIQUES D’ENTRETIEN
SPEC
2 - 19
TT-R125LW/TT-R125LWE
Désignation Standard Limite
Syst ème de direction:
Type de roulement de direction (haut) Roulement à contact oblique ----
(bas) Roulement à rouleaux coniques ----
Suspension avant: Débattement de fourche avant 180 mm (7,09 in) ----
Longueur libre de ressort de fourche (TT-R125LW) 339 mm (13,35 in) 334 mm (13,15 in)
(TT-R125LWE) 453,6 mm (17,86 in) 448,6 mm (17,66 in)
Constante standard de ressort K = 3,20 N/mm (0,330 kg/mm, 18,5 lb/in)----
Ressort/entretoise en option Non ----
Capacit é d ’huile (TT-R125LW) 156 cm
3
(5,49 Imp oz, 5,27 US oz) ----
(TT-R125LWE) 158 cm
3
(5,56 Imp oz, 5,34 US oz) ----
Niveau d ’huile (TT-R125LW) 130 mm (5,12 in) ----
(TT-R125LWE) 125 mm (4,92 in) ----
Grade d ’huile Huile de fourche 10W ou huile équiva-
lente ----
Diam ètre ext érieur du tube plongeur 30 mm (1,18 in) ----
Sommet de fourche avant Z éro mm (z éro in) ----
Suspension arri ère:
D ébattement d ’amortisseur 65 mm (2,56 in) ----
Longueur libre de ressort (TT-R125LW) 178 mm (7,01 in) ----
(TT-R125LWE) 170,5 mm (6,71 in) ----
Longueur mont é(TT-R125LW) 165 mm (6,50 in) ----
(TT-R125LWE) 160,5 mm (6,32 in) ----
Constante standard de ressort (TT-R125LW) K = 58,9 N/mm
(6,0 kg/mm, 336 lb/in) ----
(TT-R125LWE) K = 61,8 N/mm
(6,3 kg/mm, 352 lb/in) ----
Ressort optionnel Non ----
Pression du gaz (TT-R125LW) 1.500 kPa (15 kg/cm
2, 213 psi)----
(TT-R125LWE) 1.500 kPa
(15 kg/cm
2, 213 psi) ----
Roue: Type de roue avant Roue à rayons ----
Type de roue arri ère Roue à rayons ----
Taille/mat ériau de jante avant 19 × 1,40/acier ----
Taille/mat ériau de jante arri ère 16 × 1,60/acier ----
Limite de voile de jante: Radial ---- 2,0 mm (0,08 in)
Lat éral ---- 2,0 mm (0,08 in)
CARACT ÉRISTIQUES D ’ENTRETIEN
3 - 8
INSP
ADJ
ENGINE OIL LEVEL INSPECTION
4. Check:
Oil level
Oil level should be between maximum
a and minimum b marks.
Oil level is low → Add oil to proper
level.
NOTE:
When inspecting the oil level, do not screw the
dipstick into the oil tank. Insert the gauge
lightly.
(For USA and CDN)
CAUTION:
Do not add any chemical additives.
Engine oil also lubricates the clutch and
additives could cause clutch slippage.
Do not allow foreign material to enter the
crankcase.
Recommended oil:
At –10 ˚C (10 ˚F) or higher Å:
Yamalube 4 (10W-30) or SAE
10W-30 type SE motor oil
At 5 ˚C (40 ˚F) or higher ı:
Yamalube 4 (20W-40) or SAE
20W-40 type SE motor oil
(Except for USA and CDN)
CAUTION:
Do not add any chemical additives or use
oils with a grade of CD a or higher.
Do not use oils labeled “ENERGY CON-
SERVING II” b or higher. Engine oil also
lubricates the clutch and additives could
cause clutch slippage.
Do not allow foreign materials to enter the
crankcase.
Recommended oil:
Refer to the following chart for
selection of oils which are suited
to the atmospheric temperatures.
Recommended engine oil classi-
fication:
API STANDARD:
API “SE” or higher grade
(Designed primarily for motor-
cycles)
5 - 22
CHAS
Brake fluid
1. Fill:
Brake fluid
Until the fluid level reaches “LOWER”
level line a.
WARNING
Use only the designated quality brake
fluid:
otherwise, the rubber seals may deterio-
rate, causing leakage and poor brake per-
formance.
Refill with the same type of brake fluid;
mixing fluids may result in a harmful chem-
ical reaction and lead to poor performance.
Be careful that water does not enter the
brake master cylinder when refilling.
Water will significantly lower the boiling
point of the fluid and may result in vapor
lock.
CAUTION:
Brake fluid may erode painted surfaces or
plastic parts. Always clean up spilled fluid
immediately.
Recommended brake fluid:
DOT #4
2. Air bleed:
Brake system
Refer to “BRAKE SYSTEM AIR
BLEEDING” section in the CHAPTER
3.
3. Inspect:
Brake fluid level
Fluid at lower level → Fill up.
Refer to “BRAKE FLUID LEVEL
INSPECTION” section in the CHAP-
TER 3.
FRONT BRAKE (TT-R125LW/TT-R125LWE)