KTM 250 SX 2004 Maintenance Schedule
The 2004 KTM 250 SX maintenance schedule below covers the manufacturer's recommended service intervals for oil, air filter, brake fluid, spark plugs and general maintenance. Intervals are shown in kilometres by default and can be switched to miles.
We don't have the complete schedule for this bike yet. Got the manual? Help us fill it in ›
Sourced from KTM Official Manuals (this document covers model years 2000–2004): azwecdnepstoragewebsiteuploads.azureedge.net
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Transmission oil change | Every 10 operating hours | Easy | Replace transmission gear oil (SAE 15W-50, 0.8L capacity). |
| Clean and oil air filter | Every 2 operating hours | Easy | Clean and re-oil foam air filter element. |
| Brake fluid replacement | Every 24 months · Replace every 24 months | Moderate | Replace front and rear hydraulic brake fluid. |
| Spark plug replacement | Every 15 operating hours | Easy | Replace spark plug (NGK BR8ECM / BR9ECM). |
| Piston and ring replacement | Every 30 operating hours | Moderate | Replace piston, ring, wrist pin, and small end needle bearing. |
| Exhaust TVC power valve service | Every 30 operating hours | Moderate | Clean carbon deposits from TVC exhaust power valve flappers. |
| Hydraulic clutch fluid change | Every 24 months · Every 45 operating hours | Moderate | Flush Magura hydraulic clutch fluid. |
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
What's due?
Enter your current mileage (km) to see what's coming up.
Related bikes
Spot something wrong?
Tell us what needs fixing on the 2004 KTM 250 SX schedule above.
📎 Have the official owner's manual for this bike? Attach it below. This schedule isn't fully verified yet, so if your manual checks out, we'll say thanks with 1 year of Pro free.