Harley-Davidson Nightster Special 2023 Maintenance Schedule
The 2023 Harley-Davidson Nightster Special maintenance schedule below covers the manufacturer's recommended service intervals for drive chain maintenance, general maintenance, air filter, tires, brake fluid, battery, oil, spark plugs and coolant. Intervals are shown in kilometres by default and can be switched to miles.
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Sourced from maintenanceschedule.com Harley-Davidson Nightster (RH975) Maintenance Schedule (Maintenance Chart Summary (third-party, citing official manual)) (this document covers model years 2023–2024): maintenanceschedule.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Inspect drive belt and sprockets | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect final drive belt condition and front/rear sprocket wear. |
| Inspect fuel lines and fittings | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect fuel lines and fittings for leaks or abrasion. |
| Inspect oil and brake lines | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect oil lines and brake lines for leaks or abrasion. |
| Inspect air filter | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect the air filter element; clean or replace as needed. |
| Inspect electrical equipment and switches | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect electrical equipment and switches for correct operation. |
| Check tire pressure and tread | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check front and rear tire pressure (cold) and tread depth. |
| Check front and rear brake fluid level | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check front and rear brake fluid reservoir levels. |
| Check brake fluid moisture content | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check brake fluid moisture content; replace if it exceeds spec. |
| Inspect front brake pads and discs | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect front brake pads and discs for wear. |
| Inspect rear brake pads and discs | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect rear brake pads and discs for wear. |
| Lubricate controls and jiffy stand | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Lubricate throttle, brake, and clutch controls and the side stand pivot. |
| Adjust clutch | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check and adjust clutch cable free play. |
| Check 12-volt battery and terminals | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check battery charge, terminal torque, and connection cleanliness. |
| Inspect exhaust system | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect exhaust system for leaks and fastener tightness. |
| Road test | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Road test the motorcycle to confirm correct function of all systems. |
| Replace engine oil | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy–Moderate | Drain and replace engine oil (Harley-Davidson Syn-Blend 15W-50 or equivalent). |
| Replace oil filter | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Replace the oil filter. |
| Replace spark plugs | Every 16,000 km | Moderate | Replace spark plugs. |
| Adjust steering head bearings | Every 24,000 km | Advanced | Check steering head bearing play and adjust as needed. |
| Lubricate steering head bearings | Every 8,000 km | Moderate | Lubricate steering head bearings. |
| Torque hand control switch housing screw | Every 8,000 km · Every 12 months | Easy | Check and torque the hand control switch housing screw to spec. |
| Torque master cylinder handlebar clamp screw | Every 8,000 km · Every 12 months | Easy–Moderate | Check and torque the front brake/clutch master cylinder handlebar clamp screw to spec. |
| Replace coolant | Every 24 months | Moderate | Drain and replace engine coolant. |
| Replace brake fluid | Every 24 months | Moderate | Drain and replace front and rear brake fluid with fresh DOT 4 fluid (e.g. Castrol DOT 4). |
| Inspect rear sprocket compensator for wear | See notes | Easy | Inspect the rear sprocket/compensator assembly for wear. |
| Rebuild front forks | Every 80,000 km | Expert | Disassemble, inspect, and rebuild the front forks. |
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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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