Kawasaki KX250 2021 Maintenance Schedule
The 2021 Kawasaki KX250 maintenance schedule below covers the manufacturer's recommended service intervals for brake fluid, general maintenance, coolant, valve clearance, spark plugs, air filter, drive chain maintenance, tires and oil. Intervals are shown in kilometres by default and can be switched to miles.
249ccEngine size
54Maintenance items
Official manufacturer manual
Sourced from Kawasaki Motors Official Owner Center (Service Manual) (this document covers model years 2019–2021): kawasaki.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Brake fluid replacement | Every 24 months · Replace every 24 months | Moderate | Replace brake fluid. |
| Brake fluid level inspection | Every 2 operating hours | Easy | Inspect brake fluid level. |
| Piston pin replacement | Every 30 operating hours | Advanced | Replace piston pin. |
| Breather hose inspection | Every 2 operating hours | Easy | Inspect crankcase breather hose. |
| Water hoses and connections inspection | Every 2 operating hours | Easy | Inspect water hoses and connections. |
| Steering stem bearing lubrication | Every 15 operating hours | Advanced | Lubricate steering stem bearing. |
| Silencer wool replacement | Every 7 operating hours | Moderate | Replace silencer (muffler) wool packing. |
| Brake hoses replacement | Every 48 months | Advanced | Replace brake hoses. |
| Throttle cable inspection and adjustment | Every 2 operating hours | Easy | Inspect and adjust throttle cable free play. |
| Valve clearance inspection | Every 15 operating hours | Advanced | Inspect and adjust valve clearances. |
| Clutch plates inspection | Every 2 operating hours | Moderate | Inspect clutch plates. |
| Spark plug cleaning and inspection | Every 2 operating hours | Easy | Clean and inspect spark plug. |
| Spoke tightness and rim runout inspection | Every 2 operating hours | Moderate | Inspect spoke tightness and rim runout. |
| General lubrication | Every 2 operating hours | Easy | Perform general chassis lubrication. |
| Wheel bearing inspection | Every 2 operating hours | Moderate | Inspect wheel bearings. |
| Clutch inspection | Every 2 operating hours | Easy | Inspect clutch. |
| Air cleaner element cleaning | Every 2 operating hours | Easy | Clean foam air cleaner element. |
| Throttle body assembly inspection and adjustment | Every 2 operating hours | Moderate | Inspect and adjust throttle body assembly. |
| Cylinder head and cylinder inspection | Every 15 operating hours | Advanced | Inspect cylinder head and cylinder. |
| Crankshaft inspection | Every 15 operating hours | Advanced | Inspect crankshaft. |
| Exhaust system inspection | Every 2 operating hours | Easy | Inspect exhaust system. |
| Kick pedal and shift pedal cleaning | Every 2 operating hours | Easy | Clean kick pedal and shift pedal. |
| Engine sprocket inspection | Every 2 operating hours | Easy | Inspect engine (front) sprocket for wear. |
| Coolant level inspection | Every 2 operating hours | Easy | Inspect coolant level. |
| Brake adjustment | Every 2 operating hours | Easy | Adjust brakes. |
| Brake pad wear inspection | Every 2 operating hours | Easy | Inspect brake pad wear. |
| Rear axle nut inspection | Every 2 operating hours | Easy | Inspect rear axle nut tightness. |
| Drive chain inspection and adjustment | Every 2 operating hours | Easy | Inspect and adjust drive chain slack. |
| Drive chain lubrication | Every 2 operating hours | Easy | Lubricate drive chain. |
| Drive chain wear inspection | Every 2 operating hours | Easy | Inspect drive chain for wear. |
| Front fork cleaning and inspection | Every 2 operating hours | Moderate | Clean and inspect front fork. |
| Nuts, bolts and fasteners inspection | Every 2 operating hours | Easy | Inspect tightness of nuts, bolts, and fasteners. |
| Fuel system cleaning | Every 7 operating hours | Moderate | Clean fuel system. |
| Fuel hose and connections inspection | Every 2 operating hours | Moderate | Inspect fuel hose and connections. |
| Brake hoses and connections inspection | Every 2 operating hours | Easy | Inspect brake hoses and connections. |
| Steering play inspection | Every 2 operating hours | Easy | Inspect steering play. |
| Rear sprocket inspection | Every 2 operating hours | Easy | Inspect rear sprocket for wear. |
| Swingarm and Uni-Trak linkage pivots inspection | Every 7 operating hours | Moderate | Inspect swingarm and Uni-Trak linkage pivots. |
| Swingarm and Uni-Trak linkage pivots lubrication | Every 7 operating hours | Advanced | Lubricate swingarm and Uni-Trak linkage pivots. |
| Frame inspection | Every 2 operating hours | Easy | Inspect frame. |
| Wheels and tires inspection | Every 2 operating hours | Easy | Inspect wheels and tires. |
| Rear shock absorber inspection | Every 2 operating hours | Moderate | Inspect rear shock absorber. |
| Control cable inspection | Every 2 operating hours | Easy | Inspect general control cables. |
| Engine oil change | Every 15 operating hours | Easy | Change engine oil. |
| Oil filter replacement | Every 15 operating hours | Easy | Replace oil filter. |
| Piston and piston ring replacement | Every 15 operating hours | Advanced | Replace piston and piston ring. |
| Muffler cover bracket damper replacement | Every 7 operating hours | Easy | Replace muffler cover bracket damper. |
| Spark plug replacement | Every 7 operating hours | Easy | Replace spark plug. |
| Brake master cylinder cup and dust cover replacement | Every 24 months | Advanced | Replace brake master cylinder cup and dust cover. |
| Brake caliper fluid seal and dust seal replacement | Every 24 months | Advanced | Replace brake caliper fluid seal and dust seal. |
| Front fork oil change | Every 15 operating hours | Advanced | Change front fork oil. |
| Fuel hose replacement | Every 60 months | Moderate | Replace fuel hose. |
| Rear shock absorber oil change | Every 15 operating hours | Advanced | Change rear shock absorber oil. |
| Air cleaner element replacement | See notes | Easy | Replace air cleaner element if damaged. |
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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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