Kawasaki KLX300 2021 Maintenance Schedule
The 2021 Kawasaki KLX300 maintenance schedule below covers the manufacturer's recommended service intervals for oil, general maintenance, coolant, drive chain maintenance, valve clearance, air filter, brake fluid and spark plugs. Intervals are shown in kilometres by default and can be switched to miles.
292ccEngine size
32Maintenance items
Official manufacturer manual
Sourced from Kawasaki Motors Official Owner Center (Service Manual) (this document covers model years 2021–2025): kawasaki.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Engine oil & filter change | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Replace engine oil and engine oil filter. |
| Fuel hose replacement | Every 60 months | Moderate | Replace fuel hose. |
| Evaporative emission control system inspection | Every 24,000 km | Moderate | Inspect evaporative emission control system. |
| Cooling system inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect cooling system for leaks and correct coolant level. |
| Clutch operation inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect clutch play, engagement, and disengagement. |
| Spoke tightness and rim runout inspection | Every 6,000 km | Moderate | Inspect spoke tightness and rim runout. |
| Drive chain wear inspection | Every 12,000 km | Easy | Inspect drive chain for wear. |
| Steering play inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect steering play. |
| Steering stem bearings lubrication | Every 24 months | Advanced | Lubricate steering stem bearings. |
| Chassis parts lubrication | Every 12,000 km · Every 12 months | Advanced | Lubricate general chassis parts. |
| Valve clearance inspection | Every 12,000 km | Advanced | Inspect and adjust valve clearances. |
| Coolant, water hose and O-ring replacement | Every 36 months | Moderate | Replace coolant, water hose, and O-ring. |
| Air cleaner element cleaning/inspection | Every 12,000 km | Moderate | Inspect/clean the air cleaner element. |
| Air cleaner element replacement | Every 24 months | Moderate | Replace the air cleaner element. |
| Idle speed inspection | Every 12,000 km (first at 1,000 km) | Moderate | Inspect and adjust idle speed. |
| Throttle control system inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect throttle control system for play, smooth return, and no drag. |
| Fuel system inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect fuel system for leaks and proper operation. |
| Fuel filter replacement | Every 24,000 km | Moderate | Replace in-tank fuel filter. |
| Air suction system inspection | Every 12,000 km | Moderate | Inspect air suction (secondary air) system. |
| Spark arrester cleaning | Every 6,000 km | Easy | Clean the spark arrester screen. |
| Drive chain guide wear inspection | Every 12,000 km | Easy | Inspect drive chain guide for wear. |
| Brake system inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect overall brake system condition. |
| Brake operation inspection | Every 12,000 km (first at 1,000 km) · Every 12 months | Moderate | Inspect brake effectiveness, play, and no drag. |
| Brake fluid replacement | Every 6,000 km · Every 24 months · Replace every 24 months | Moderate | Replace front and rear brake fluid. |
| Brake hose replacement | Every 48 months | Moderate | Replace brake hose. |
| Rubber parts of brake master cylinder and caliper replacement | Every 48 months | Advanced | Replace rubber parts of brake master cylinder and caliper. |
| Suspension system inspection | Every 12,000 km · Every 12 months | Moderate | Inspect front fork and rear shock absorber operation. |
| Rear suspension lubrication | Every 24,000 km | Advanced | Lubricate rear suspension linkage. |
| Electrical system inspection | Every 12,000 km · Every 12 months | Moderate | Inspect electrical system (lights, switches, wiring). |
| Spark plug replacement | Every 12,000 km (first at 1,000 km) · Replace every 12,000 km | Easy | Replace spark plug. |
| Bolts, nuts and fasteners condition inspection | Every 12,000 km (first at 1,000 km) | Moderate | Inspect condition/tightness of bolts, nuts, and fasteners. |
| Wheel bearing damage inspection | Every 12,000 km · Every 12 months | Moderate | Inspect wheel bearings for damage. |
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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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