Spare parts / Honda / CB125F

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Honda CB125F spare parts

20 parts for the Honda CB125F: what wears, when to replace it, where to buy it and how to fit it.

125 ccChain driveDisc + Drum brakesPetrol

Drivetrain

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Chain and sprocket kit15,000-25,000 km (replace as a set)

Engine

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Clutch friction plates20,000-40,000 km
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Oil filter / strainerEvery 1-2 oil changes

Brakes

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Brake pads10,000-20,000 km (min 2 mm)
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Drum brake shoes10,000-18,000 km
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Brake disc / rotorEvery 2-3 sets of pads or below min thickness

Ignition

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Spark plug8,000-12,000 km (iridium up to ~20,000)

Intake

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Air filter5,000-12,000 km (dusty roads sooner)

Fluids

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Engine oil3,000-5,000 km mineral, longer synthetic

Electrical

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12V battery2-4 years
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Headlight bulb / LED unitFailure
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Regulator rectifierFailure

Wheels

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Tyres and inner tubes10,000-25,000 km or 5 years age
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Wheel bearings20,000-40,000 km or play detected

Controls

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Brake and clutch leversCrash replacement
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Clutch cable1-2 years
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Throttle cable1-3 years

Body

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MirrorsCrash replacement

Suspension

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Front fork oil seals20,000-40,000 km or when leaking
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Rear shock absorber30,000-50,000 km or when leaking

Service schedule for the Honda CB125F

PartReplaceGuide
Chain and sprocket kit15,000-25,000 km (replace as a set)Replace the chain and sprockets
Brake pads10,000-20,000 km (min 2 mm)Check brake pad wear
Drum brake shoes10,000-18,000 kmService a drum brake
Engine oil3,000-5,000 km mineral, longer syntheticChange the engine oil and clean the strainer
Tyres and inner tubes10,000-25,000 km or 5 years ageInspect tyres for wear and damage
Spark plug8,000-12,000 km (iridium up to ~20,000)Remove, check, gap and fit a spark plug
Air filter5,000-12,000 km (dusty roads sooner)Clean or replace the air filter
12V battery2-4 yearsTest and charge a 12 V battery
Clutch friction plates20,000-40,000 kmInspect and replace clutch plates and springs
Oil filter / strainerEvery 1-2 oil changesChange the engine oil and clean the strainer
Brake and clutch leversCrash replacementAdjust a drum brake
MirrorsCrash replacementTighten and adjust mirrors
Headlight bulb / LED unitFailureReplace a bulb
Front fork oil seals20,000-40,000 km or when leakingReplace fork oil and seals
Brake disc / rotorEvery 2-3 sets of pads or below min thicknessCheck a brake disc
Clutch cable1-2 yearsAdjust clutch lever free play
Throttle cable1-3 yearsAdjust throttle free play
Rear shock absorber30,000-50,000 km or when leakingCheck the rear shock absorbers
Wheel bearings20,000-40,000 km or play detectedCheck wheel bearings
Regulator rectifierFailureTest the regulator rectifier

Indicative intervals. The owner's manual for your model wins.