Maintenance Specifications; Chassis - Yamaha YZ125(D) Owner's Service Manual

Transmission:
Primary reduction system
Primary reduction ratio
Final drive
Secondary reduction ratio
Transmission type
Operation
Gear ratio:
1st
2nd
3rd
4th
5th
6th

Chassis:

Frame type
Caster angle
Trail
Tire:
Type
Size (front)
Size (rear)
Tire pressure (front and rear)
Brake:
Front brake type
Operation
Rear brake type
Operation
Suspension:
Front suspension
Rear suspension
Shock absorber:
Front shock absorber
Rear shock absorber
Wheel travel:
Front wheel travel
Rear wheel travel
Electrical:
Ignition system

MAINTENANCE SPECIFICATIONS

ENGINE
Item
Cylinder head:
Combustion chamber volume
Warp limit
MAINTENANCE SPECIFICATIONS
Gear
3.368 (64/19)
Chain
3.692 (48/13)
Constant mesh, 6-speed
Left foot operation
2.385 (31/13)
1.933 (29/15)
1.588 (27/17)
1.353 (23/17)
1.200 (24/20)
1.095 (23/21)
USA, AUS, ZA, NZ
Semi double cradle
25.50 °
105 mm (4.1 in)
With tube
80/100-21 51M
100/90-19 57M
100 kPa (1.0 kgf/cm
Single disc brake
Right hand operation
Single disc brake
Right foot operation
Telescopic fork
Swingarm (link type monocross suspension)
Coil spring/oil damper
Coil spring/gas, oil damper
300 mm (11.8 in)
315 mm (12.4 in)
CDI magneto
Standard
3
8.4 cm (0.296 Imp oz, 0.284 US oz)
----
2-2
EUROPE, CDN
←
25.60 °
107 mm (4.2 in)
2
, 15 psi)
----
0.03 mm
(0.0012 in)
Limit