Honda CB300R 2019 Maintenance Schedule
The 2019 Honda CB300R maintenance schedule below covers the manufacturer's recommended service intervals for oil, drive chain maintenance, general maintenance, valve clearance, coolant, spark plugs, brake fluid, tires and air filter. Intervals are shown in kilometres by default and can be switched to miles.
Sourced from Honda MotoPub AHM (United States) (Owners Manual) (this document covers model years 2018–2019): 2rom-prd-data.hondamotopub.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Engine Oil | Every 8,000 mi (first at 600 mi) · Every 12 months | Easy | Replace engine oil. |
| Drive Chain | Every 600 mi (first at 1,000 mi) | Easy | Inspect drive chain slack and condition; lubricate drive chain. |
| Brake Pads Wear | Every 4,000 mi | Easy–Moderate | Inspect brake pads for wear. |
| Clutch System | Every 4,000 mi | Easy–Moderate | Inspect clutch lever freeplay and clutch system operation. |
| Fuel Line | Every 8,000 mi | Moderate | Inspect fuel line and connections for leaks, cracks, or deterioration. |
| Throttle Operation | Every 8,000 mi | Easy–Moderate | Check throttle grip freeplay and confirm smooth operation without binding or sticking. |
| Engine Idle Speed | Every 8,000 mi | Easy–Moderate | Inspect and adjust engine idle speed. |
| Secondary Air Supply System | Every 16,000 mi | Moderate | Inspect secondary air supply system. |
| Evaporative Emission Control System | Every 16,000 mi | Moderate | Inspect evaporative emission control system. |
| Valve Clearance | Every 16,000 mi | Advanced | Inspect and adjust valve clearance. |
| Radiator Coolant | Every 8,000 mi · Every 36 months · Replace every 36 months | Easy–Moderate | Inspect coolant level and condition; replace radiator coolant. |
| Spark Plug | Every 16,000 mi · Replace every 32,000 mi | Easy–Moderate | Inspect spark plug every 16,000 mi (25,600 km); replace spark plug every 32,000 mi (51,200 km). |
| Cooling System | Every 8,000 mi | Easy–Moderate | Inspect cooling system (hoses, radiator, connections) for leaks and damage. |
| Brake Fluid | Every 4,000 mi · Replace every 24 months | Moderate | Inspect brake fluid level and condition. |
| Brake System | Every 8,000 mi | Moderate | Inspect overall brake system operation. |
| Brake Light Switch | Every 8,000 mi | Easy | Inspect brake light switch operation. |
| Wheels/Tires | Every 8,000 mi | Moderate | Inspect wheels and tires for damage, tread wear, and correct air pressure. |
| Steering Head Bearings | Every 8,000 mi | Advanced | Inspect steering head bearings for looseness or damage. |
| Engine Oil Filter | Every 16,000 mi (first at 600 mi) · Every 12 months | Easy | Replace engine oil filter. |
| Air Cleaner | Every 25,600 mi · Replace every 12,000 mi | Easy | Replace air cleaner (air filter) element. |
| Headlight Aim | Every 8,000 mi | Easy–Moderate | Inspect and adjust headlight aim. |
| Crankcase Breather | Every 4,000 mi | Easy | Clean the crankcase breather tube/element. |
| Side Stand | Every 8,000 mi | Easy | Inspect side stand spring and operation. |
| Suspension | Every 8,000 mi | Moderate | Inspect front and rear suspension. |
| Nuts, Bolts, Fasteners | Every 8,000 mi | Easy–Moderate | Inspect and tighten nuts, bolts, and fasteners. |
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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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