Suzuki DR-Z400S 2011 Maintenance Schedule
The 2011 Suzuki DR-Z400S maintenance schedule below covers the manufacturer's recommended service intervals for valve clearance, drive chain maintenance, spark plugs, oil, air filter, general maintenance, coolant, brake fluid and tires. Intervals are shown in kilometres by default and can be switched to miles.
Sourced from ManualsLib (Suzuki DR-Z400S Manual, 117 pages, Maintenance Chart page 6-4, site page 63) (this document covers model years 2008–2024): manualslib.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Valve clearance inspection | Every 24,000 km (first at 24,000 km) | Advanced | Inspect and adjust valve clearance. |
| Drive chain inspection & lubrication | Every 6,000 km (first at 1,000 km) | Easy | Inspect drive chain; clean and lubricate more frequently per separate note. |
| Spark plug inspection & replacement | Every 6,000 km (first at 6,000 km) · Replace every 12,000 km | Easy | Inspect spark plug; replace at specified interval. |
| Engine oil & filter change | Every 6,000 km (first at 1,000 km) · Every 12 months | Easy | Replace engine oil every 6000 km. |
| Air cleaner cleaning/replacement | Replace every 18,000 km | Easy | Inspect/clean air cleaner; replace at specified interval. |
| Exhaust pipe bolts and muffler bolts tightening | See notes | Easy | Tighten exhaust pipe bolts and muffler bolts. |
| Spark arrester cleaning | See notes | Easy | Clean spark arrester. |
| Fuel hose inspection | Every 48 months · Replace every 48 months | Easy | Inspect fuel hose; replace every 4 years (except Canada). |
| Engine oil filter replacement | See notes | Easy | Replace engine oil filter. |
| Engine oil hoses inspection | Every 6,000 km (first at 1,000 km) | Easy | Inspect engine oil hoses for leaks/damage. |
| Engine coolant replacement | Every 48 months · Replace every 48 months | Moderate | Replace engine coolant every 4 years or 48000 km (29000 miles) for "SUZUKI SUPER LONG LIFE COOLANT" (Blue); a shorter interval applies for "SUZUKI LONG LIFE COOLANT" (Green) or any other coolant. |
| Radiator hose inspection | See notes | Easy | Inspect radiator hose for damage/leaks. |
| Idle speed inspection | Every 6,000 km (first at 1,000 km) | Easy–Moderate | Inspect and adjust carburetor idle speed. |
| Throttle cable play inspection | Every 6,000 km (first at 1,000 km) | Easy | Inspect and adjust carburetor throttle cable play. |
| Clutch inspection | See notes | Easy | Inspect clutch play and operation. |
| Brake system inspection | Every 6,000 km (first at 1,000 km) | Moderate | Inspect brakes (pads, discs, lever/pedal operation). |
| Brake hose replacement | Every 48 months · Replace every 48 months | Moderate | Inspect brake hose; replace every 4 years. |
| Brake fluid replacement | Every 12,000 km (first at 6,000 km) · Every 24 months · Replace every 24 months | Moderate | Inspect brake fluid; replace every 2 years. |
| Tire inspection | See notes | Moderate | Inspect tire tread depth, pressure and condition. |
| Spoke nipple inspection | Every 6,000 km (first at 1,000 km) | Easy | Inspect spoke nipple tightness. |
| Steering inspection | See notes | Easy | Inspect steering for smoothness and play. |
| Front fork inspection | See notes | Easy | Inspect front fork for smooth operation and leaks. |
| Rear suspension inspection | See notes | Easy | Inspect rear suspension for smooth operation and leaks. |
| Chassis nuts and bolts tightening | Every 6,000 km (first at 1,000 km) | Easy | Tighten chassis nuts and bolts. |
| General lubrication | Every 1,000 km | Easy | Lubricate general lubrication points. |
| PAIR (Air supply) system inspection | See notes | Moderate | Inspect PAIR air supply system. |
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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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