KTM 790 Duke 2020 Maintenance Schedule
The 2020 KTM 790 Duke maintenance schedule below covers the manufacturer's recommended service intervals for general maintenance, oil, brake fluid, tires, drive chain maintenance, spark plugs, valve clearance, coolant and air filter. Intervals are shown in kilometres by default and can be switched to miles.
799ccEngine size
43Maintenance items
Official manufacturer manual
Sourced from KTM Official Manuals (this document covers model years 2018–2020): azwecdnepstoragewebsiteuploads.azureedge.net
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Read out the fault memory using the KTM diagnostics tool | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Read the ECU fault memory with the KTM diagnostics tool. |
| Program the shift shaft sensor | Every 15,000 km (first at 1,000 km) · Every 12 months | Moderate | Program/calibrate the quickshifter shift shaft sensor. |
| Check that the electrical system is functioning properly | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Verify electrical system operation. |
| Change the engine oil and oil filter, clean the oil screens | Every 15,000 km (first at 1,000 km) · Every 12 months | Moderate | Change engine oil and filter, clean the oil screens. |
| Check the front brake linings | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Inspect front brake pad lining thickness. |
| Check the rear brake linings | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Inspect rear brake pad lining thickness. |
| Check the brake discs | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Inspect front and rear brake discs for wear/damage. |
| Check the brake lines for damage and leakage | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Inspect brake lines/hoses for damage and leaks. |
| Check the front brake fluid level | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check front brake fluid reservoir level. |
| Change the front brake fluid | Every 24 months | Moderate | Flush and replace front brake fluid. |
| Check the rear brake fluid level | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check rear brake fluid reservoir level. |
| Change the rear brake fluid | Every 24 months | Moderate | Flush and replace rear brake fluid. |
| Check the free travel of the clutch lever | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check and adjust clutch lever free play. |
| Check the free travel of the foot brake lever | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check and adjust foot brake lever free play. |
| Check the shock absorber and fork for leaks, perform service as needed | Every 15,000 km (first at 1,000 km) · Every 12 months | Moderate | Visually check fork and shock for oil leaks; service as needed depending on use. |
| Clean the dust boots of the fork legs | Every 15,000 km | Easy | Clean fork leg dust seal boots. |
| Check the play of the steering head bearing | Every 15,000 km (first at 1,000 km) · Every 12 months | Moderate | Check steering head bearing for play. |
| Check the tire condition | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Inspect tire tread depth and condition. |
| Check tire pressure | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check and adjust tire pressures. |
| Check the chain, rear sprocket, engine sprocket, and chain guide | Every 15,000 km · Every 12 months | Easy | Inspect chain, both sprockets, and chain guide for wear. |
| Check the chain tension | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check and adjust drive chain tension. |
| Change the spark plugs | Every 30,000 km | Moderate | Replace spark plugs. |
| Check the valve clearance | Every 30,000 km | Advanced | Inspect valve clearances on the LC8c parallel-twin. |
| Check the antifreeze and coolant level | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check coolant reservoir level and antifreeze protection. |
| Check the cables for damage and for routing without kinks | Every 15,000 km · Every 12 months | Easy | Inspect control cables for damage/kinking. |
| Change the air filter, clean the air filter box | Every 15,000 km | Easy | Replace air filter element and clean air filter box. |
| Check fuel pressure and absorbing elements of the fuel tank bracket | Every 15,000 km · Every 12 months | Easy | Check fuel pressure and fuel tank bracket absorbing elements. |
| Check the headlight setting | Every 15,000 km (first at 1,000 km) | Easy | Check and adjust headlight aim. |
| Check that the radiator fan is functioning properly | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Verify radiator cooling fan operation. |
| Final check: check the vehicle is roadworthy and take a test ride | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Roadworthiness check and test ride. |
| Read out the fault memory using the KTM diagnostics tool after a test ride | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Re-check fault memory after the test ride. |
| Set the service interval display | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Reset the service interval reminder display. |
| Make the service entry in the KTM Dealer.net and in the Service and Manufacturer Warranty Booklet | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Log the completed service in KTM Dealer.net and the warranty booklet. |
| Check the frame | Every 30,000 km | Moderate | Inspect the frame for damage/cracks. |
| Check the swingarm | Every 30,000 km | Moderate | Inspect the swingarm for damage. |
| Check/clean the oil nozzle for clutch lubrication | Every 15,000 km (first at 1,000 km) | Moderate | Check and clean the clutch lubrication oil nozzle. |
| Check the swingarm bearing for play | Every 15,000 km | Moderate | Check swingarm pivot bearing for play. |
| Check the wheel bearing for play | Every 15,000 km | Moderate | Check front/rear wheel bearings for play. |
| Change the coolant | Every 48 months | Moderate | Drain and replace engine coolant. |
| Empty the drainage hoses | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Empty condensation from the drainage hoses. |
| Check all hoses (fuel, cooling, bleeder, drainage, etc.) and sleeves for cracking, tightness, and correct routing | Every 15,000 km · Every 12 months | Easy | Inspect all hoses and sleeves for cracking/tightness/routing. |
| Grease all moving parts (e.g. side stand, hand lever, chain, etc.) and check for smooth operation | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Grease moving parts and check for smooth operation. |
| Check the screws and nuts for tightness | Every 15,000 km (first at 1,000 km) · Every 12 months | Easy | Check general chassis screws/nuts for tightness. |
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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