Yamaha TT-R125EY, Service Manual

Page: 36 / 258

2-15
SPEC
MAINTENANCE SPECIFICATIONS
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 478.7 mm (18.82 in) 472,2mm (18.59 in)
Spring rate, STD K = 3.00 N/mm ---
(0.310 kg/mm, 17.4 lb/in)
Optional spring/spacer No ---
Oil capacity 171 cm3 ---
(6.02 Imp oz, 5.78 US oz)
Oil level 120 mm (4.72 in) ---
Oil grade Fork oil 10W or equivalent ---
Inner tube outer diameter 31 mm (1.22 in) ---
Front fork top end Zero mm (Zero in) ---
EC212201
CHASSIS
TT-R125E
Rear suspension:
Shock absorber travel 65 mm (2.56 in) ---
Spring free length 178 mm (7.01 in) ---
Fitting length 165 mm (6.50 in) ---
Spring rate, STD 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 (15 links) 194.3 mm
(7.65 in)