Chassis And Suspension - Honda CRF125F 2021 Owner's Manual

ENGINE
Bore and stroke
Compression ratio
Displacement
Spark plug
Standard
Spark plug gap
Idle speed
Valve clearance (Cold)

CHASSIS AND SUSPENSION

Caster
Trail
Tyre size, front
Tyre size, rear
Tyre type
Wheel size, front
Wheel size, rear
52.4 × 57.9 mm (2.06 × 2.28 in)
9.0 : 1
3
125 cm (7.6 cu-in)
CPR6EA-9 (NGK)
0.8 – 0.9 mm (0.03 – 0.04 in)
-1
1,400 ±100 min (rpm)
Intake 0.10 mm (0.004 in)
Exhaust 0.15 mm (0.006 in)
27°30'
CRF125F: 81 mm (3.2 in)
CRF125FB: 94 mm (3.7 in)
CRF125F: 70/100-17M/C 40M
CRF125FB: 70/100-19M/C 42M
CRF125F: 90/100-14M/C 49M
CRF125FB: 90/100-16M/C 51M
bias-ply, tube
CRF125F: 17 × 1.4
CRF125FB: 19 × 1.4
CRF125F: 14 × 1.85
CRF125FB: 16 × 1.85
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