Yamaha MT-125 2018 Maintenance Schedule
The 2018 Yamaha MT-125 maintenance schedule below covers the manufacturer's recommended service intervals for general maintenance, spark plugs, valve clearance, air filter, battery, brake fluid, tires, drive chain maintenance, oil and coolant. Intervals are shown in kilometres by default and can be switched to miles.
124ccEngine size
43Maintenance items
Official manufacturer manual
Sourced from Yamaha MT-125 Owner's Manual (doc EAU46872/EAU69210/EAU69250) (this document covers model years 2014–2019): manualslib.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Fuel line - check for cracks or damage | Every 6,000 km (first at 6,000 km) · Every 12 months | Moderate | Check fuel hoses for cracks or damage. |
| Spark plug - check condition, clean and regap | Every 12,000 km (first at 6,000 km) | Easy–Moderate | Check condition; clean and regap. |
| Spark plug - replace | Every 12,000 km (first at 12,000 km) · Replace every 12,000 km | Easy–Moderate | Replace spark plug. |
| Valves - check clearance and adjust | Every 6,000 km (first at 6,000 km) | Advanced | Check valve clearance; adjust. |
| Fuel injection - check engine idle speed | Every 6,000 km (first at 6,000 km) · Every 12 months | Moderate | Check engine idle speed. |
| Air filter element - clean | Every 12,000 km (first at 6,000 km) | Easy | Clean. |
| Air filter element - replace | Every 12,000 km (first at 12,000 km) · Replace every 12,000 km | Easy | Replace. |
| Air filter check hose - clean | Every 6,000 km (first at 1,000 km) | Easy | Clean. |
| Battery - check electrolyte level and specific gravity | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Check electrolyte level and specific gravity; make sure the breather hose is properly routed. |
| Clutch - check operation and adjust | Every 6,000 km (first at 1,000 km) | Easy–Moderate | Check operation; adjust. |
| Front brake - check operation, fluid level and leakage | Every 6,000 km (first at 1,000 km) · Every 12 months | Moderate | Check operation, fluid level and vehicle for fluid leakage. |
| Front brake - replace brake pads | See notes | Moderate | Replace brake pads. |
| Rear brake - check operation, fluid level and leakage | Every 6,000 km (first at 1,000 km) · Every 12 months | Moderate | Check operation, fluid level and vehicle for fluid leakage. |
| Rear brake - replace brake pads | See notes | Moderate | Replace brake pads. |
| Brake hoses - check for cracks, routing and clamping | Every 6,000 km (first at 6,000 km) | Moderate | Check for cracks or damage; check for correct routing and clamping. |
| Brake hoses - replace | Every 48 months · Replace every 48 months | Moderate | Replace brake hoses. |
| Brake fluid - change | Every 24 months · Replace every 24 months | Moderate | Change brake fluid. |
| Wheels - check runout and for damage | Every 6,000 km (first at 6,000 km) | Moderate | Check runout and for damage. |
| Tires - check tread depth, air pressure and for damage | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Check tread depth and for damage; check air pressure; correct/replace if necessary. |
| Wheel bearings - check for looseness or damage | Every 6,000 km (first at 6,000 km) | Moderate | Check bearings for looseness or damage. |
| Swingarm - check operation and play | Every 6,000 km (first at 6,000 km) | Moderate | Check operation and for excessive play. |
| Swingarm - lubricate | Every 24,000 km (first at 24,000 km) | Moderate | Lubricate with lithium-soap-based grease. |
| Drive chain - check, adjust and lubricate | Every 1,000 km (first at 1,000 km) | Easy | Check chain slack, alignment and condition; adjust and lubricate chain with a special O-ring chain lubricant thoroughly. |
| Steering bearings - check play and roughness | Every 6,000 km (first at 1,000 km) | Moderate | Check bearing play and steering for roughness. |
| Steering bearings - lubricate | Every 24,000 km (first at 24,000 km) | Moderate | Lubricate with lithium-soap-based grease. |
| Chassis fasteners - check tightness | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Make sure that all nuts, bolts and screws are properly tightened. |
| Brake lever pivot shaft - lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Lubricate with silicone grease. |
| Brake pedal pivot shaft - lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Lubricate with lithium-soap-based grease. |
| Clutch lever pivot shaft - lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Lubricate with lithium-soap-based grease. |
| Sidestand - check operation and lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Check operation; lubricate with lithium-soap-based grease. |
| Sidestand switch - check operation | Every 6,000 km (first at 1,000 km) · Every 12 months | Easy | Check operation. |
| Front fork - check operation and oil leakage | Every 6,000 km (first at 6,000 km) | Moderate | Check operation and for oil leakage. |
| Shock absorber assembly - check operation and oil leakage | Every 6,000 km (first at 6,000 km) | Moderate | Check operation and shock absorber for oil leakage. |
| Rear suspension relay arm and connecting arm - check operation | Every 6,000 km (first at 6,000 km) | Moderate | Check operation. |
| Rear suspension relay arm and connecting arm pivots - lubricate | Every 12,000 km (first at 12,000 km) | Moderate | Lubricate with lithium-soap-based grease. |
| Engine oil - change | Every 3,000 km (first at 1,000 km) | Easy | Change engine oil. |
| Engine oil filter element - replace | Every 6,000 km (first at 1,000 km) | Easy | Replace oil filter element. |
| Cooling system - check coolant level and leakage | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Check coolant level and vehicle for coolant leakage. |
| Cooling system - change coolant | Every 36 months · Replace every 36 months | Easy–Moderate | Change coolant. |
| Front and rear brake switches - check operation | Every 6,000 km (first at 1,000 km) · Every 12 months | Easy | Check operation. |
| Moving parts and cables - lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Lubricate. |
| Throttle grip - check operation, free play and lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Check operation; check throttle grip free play and adjust if necessary; lubricate cable and grip housing. |
| Lights, signals and switches - check operation and adjust headlight | Every 6,000 km (first at 1,000 km) · Every 12 months | Easy | Check operation; adjust headlight beam. |
No maintenance items match your search.
Easy: basic tools, straightforward Easy–Moderate: varies by task — somewhere between the two Moderate: some mechanical know-how helps Advanced: specialized tools/skill, still DIY-doable Expert: significant experience required Professional: dealer or shop recommended
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