Yamaha NMAX 125 2025 Maintenance Schedule
The 2025 Yamaha NMAX 125 maintenance schedule below covers the manufacturer's recommended service intervals for general maintenance, spark plugs, valve clearance, air filter, brake fluid, tires, oil and coolant. Intervals are shown in kilometres by default and can be switched to miles.
125ccEngine size
39Maintenance items
Official manufacturer manual
Sourced from Yamaha NMAX 125 Owner's Manual (BPB-F8199-E0): manuals.co.uk
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 | Advanced | Check fuel hoses for cracks or damage; replace if necessary. |
| Spark plug - check condition, adjust gap and clean | Every 12,000 km (first at 6,000 km) | Easy–Moderate | Check condition; adjust gap and clean. |
| Spark plug - replace | See notes | Easy–Moderate | Replace spark plug. |
| Valve clearance - check and adjust | Every 6,000 km (first at 6,000 km) | Expert | Check and adjust valve clearance. |
| Fuel injection - check engine idle speed | Every 6,000 km (first at 1,000 km) · Every 12 months | Advanced | Check engine idle speed. |
| Exhaust system - check for leakage | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Check for leakage; tighten if necessary; replace gaskets if necessary. |
| Evaporative emission control system - check for damage | Every 12,000 km (first at 12,000 km) | Advanced | Check control system for damage; replace if necessary. |
| Diagnostic system check - dynamic inspection and error codes | Every 6,000 km (first at 1,000 km) · Every 12 months | Advanced | Perform dynamic inspection using Yamaha diagnostic tool; check the error codes. |
| Air filter element - replace | Every 18,000 km (first at 18,000 km) · Replace every 18,000 km | Advanced | Replace air filter element. |
| Air filter case check hose - clean | Every 6,000 km (first at 1,000 km) | Easy | Clean. |
| V-belt case air filter element - clean | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Clean; replace if necessary. |
| Front brake - check operation, fluid level and leakage | Every 6,000 km (first at 1,000 km) · Every 12 months | Advanced | Check operation, fluid level, and for fluid leakage; replace brake pads if necessary. |
| Rear brake - check operation, fluid level and leakage | Every 6,000 km (first at 1,000 km) · Every 12 months | Advanced | Check operation, fluid level, and for fluid leakage; replace brake pads if necessary. |
| Brake hose - check for cracks or damage | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Check for cracks or damage. |
| Brake hose - replace | Every 48 months · Replace every 48 months | Advanced | Replace brake hose. |
| Brake fluid - change | Every 24 months · Replace every 24 months | Advanced | Change brake fluid. |
| Wheels - check runout and for damage | Every 6,000 km (first at 6,000 km) | Advanced | Check runout and for damage; replace if necessary. |
| Tires - check tread depth, air pressure and for damage | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | 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) | Advanced | Check bearing for looseness or damage. |
| Steering bearings - check for looseness | Every 6,000 km (first at 1,000 km) | Advanced | Check bearing assemblies for looseness. |
| Steering bearings - repack with lithium-soap-based grease | Every 24,000 km (first at 24,000 km) | Advanced | Moderately repack bearing assemblies with lithium-soap-based grease. |
| Chassis fasteners - check tightness | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Make sure that all nuts, bolts and screws are properly tightened. |
| Front and rear brake lever pivot shaft - lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Easy | Lubricate with silicone grease. |
| Sidestand and centerstand - 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 | Advanced | Check operation and replace if necessary. |
| Front fork - check operation and oil leakage | Every 6,000 km (first at 6,000 km) | Advanced | Check operation and for oil leakage; replace if necessary. |
| Shock absorber assemblies - check operation and oil leakage | Every 6,000 km (first at 6,000 km) | Advanced | Check operation and for oil leakage; replace if necessary. |
| Engine oil - change | Every 2 months · Replace every 2 months | Advanced | Change engine oil (warm engine before draining). |
| Engine oil - check level and leakage | Every 4,000 km (first at 4,000 km) · Every 12 months | Advanced | Check oil level and vehicle for oil leakage. |
| Engine oil strainer - clean | See notes | Advanced | Clean. |
| Final transmission oil - check for leakage | Every 6,000 km (first at 1,000 km) | Advanced | Check vehicle for oil leakage. |
| Final transmission oil - change | Every 12,000 km (first at 1,000 km) · Replace every 12,000 km | Advanced | Change. |
| Cooling system - check coolant level and leakage | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Check coolant level and vehicle for coolant leakage. |
| Cooling system - change coolant | Every 36 months · Replace every 36 months | Advanced | Change coolant. |
| V-belt - replace | See notes | Advanced | Replace. |
| Front and rear brake switches - check operation | Every 6,000 km (first at 1,000 km) · Every 12 months | Advanced | Check operation. |
| Moving parts and cables - lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Lubricate. |
| Throttle grip housing and cable - check free play, adjust and lubricate | Every 6,000 km (first at 6,000 km) · Every 12 months | Advanced | Check operation and free play; adjust the throttle cable free play if necessary; lubricate the throttle grip housing and cable. |
| Lights, signals and switches - check operation and adjust headlight | Every 6,000 km (first at 1,000 km) · Every 12 months | Advanced | 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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