Harley-Davidson Fat Bob FXFB 2024 Maintenance Schedule
The 2024 Harley-Davidson Fat Bob FXFB maintenance schedule below covers the manufacturer's recommended service intervals for general maintenance, tires, brake fluid, air filter, oil, drive chain maintenance, battery and spark plugs. Intervals are shown in kilometres by default and can be switched to miles.
1746ccEngine size
37Maintenance items
Official manufacturer manual
Sourced from Harley-Davidson Softail Models Service Manual (94000529, 2018) (this document covers model years 2018–2025): s7ff0053a05385399.jimcontent.com
Full schedule
| Task | Interval | Difficulty | Notes |
|---|---|---|---|
| Electrical equipment and switch check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check operation of electrical equipment and switches. |
| Front tire pressure and tread check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check front tire pressure, inspect tread. |
| Front wheel spoke torque check (if equipped) | Every 24,000 km (first at 1,600 km) | Easy | Check front wheel spoke torque on laced-wheel trims. |
| Front brake fluid level inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect front brake fluid level. |
| Front brake fluid moisture check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check DOT 4 front brake fluid for moisture content. |
| Steering head bearing adjustment | Every 16,000 km (first at 1,600 km) | Moderate | Adjust steering head bearings. |
| Steering head bearing lubrication | Every 48,000 km | Moderate | Disassemble, lubricate, and inspect steering head bearings. |
| Windshield bushing inspection (if equipped) | Every 16,000 km | Easy | Inspect windshield bushings on touring-windshield-equipped trims. |
| Handlebar switch housing screw torque check | Every 16,000 km (first at 1,600 km) | Moderate | Check upper and lower handlebar switch housing screw torque. |
| Clutch lever handlebar clamp screw torque check | Every 16,000 km (first at 1,600 km) | Moderate | Check clutch lever handlebar clamp screw torque. |
| Master cylinder handlebar clamp screw torque check | Every 16,000 km (first at 1,600 km) | Moderate | Check master cylinder handlebar clamp screw torque. |
| Air cleaner inspection/service | Every 8,000 km (first at 8,000 km) | Easy | Inspect air cleaner, service as required. |
| Engine oil and filter change | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Replace engine oil and oil filter. |
| Oil cooler cleaning and inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Clean and inspect the oil cooler. |
| Primary chaincase lubricant change | Every 16,000 km (first at 1,600 km) | Easy | Replace primary chaincase lubricant. |
| Transmission lubricant change | Every 32,000 km (first at 1,600 km) | Easy | Replace transmission lubricant. |
| Oil lines and brake system inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect oil lines and brake system for leaks, contact, or abrasion. |
| Fuel lines and fittings inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect fuel lines and fittings for leaks, contact, or abrasion. |
| Rear brake fluid level inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect rear brake fluid level. |
| Rear brake fluid moisture check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check DOT 4 rear brake fluid for moisture content. |
| Brake pads and discs inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect brake pads and discs for wear. |
| Front axle torque check | Every 16,000 km (first at 1,600 km) | Moderate | Check front axle torque. |
| Jiffy stand inspection and lubrication | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect and lubricate jiffy (side) stand. |
| Clutch adjustment check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check clutch adjustment. |
| Brake and clutch control check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check, adjust, and lubricate brake and clutch controls. |
| Rear wheel spoke torque check (if equipped) | Every 24,000 km (first at 1,600 km) | Easy | Check rear wheel spoke torque on laced-wheel trims. |
| Rear tire pressure and tread check | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Check rear tire pressure, inspect tread. |
| Rear fork spacer bolt torque check | Every 16,000 km (first at 1,600 km) | Moderate | Check rear fork spacer bolt torque. |
| Drive belt and sprocket inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Moderate | Inspect drive belt and sprockets, adjust belt tension. |
| Rear axle nut torque check | Every 16,000 km (first at 1,600 km) | Moderate | Check rear axle nut torque. |
| Exhaust system inspection | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Inspect exhaust system for leaks, cracks, and loose or missing fasteners/shields. |
| Road test | Every 8,000 km (first at 1,600 km) · Every 12 months | Easy | Road test the motorcycle to verify component and system function. |
| Battery check and terminal cleaning | Every 12 months | Easy | Check battery, terminal torque, and clean connections. |
| Spark plug replacement | Every 48,000 km · Every 24 months | Moderate | Replace spark plugs. |
| Front fork rebuild and oil replacement | Every 80,000 km | Advanced | Disassemble, inspect, rebuild front forks, and replace fork oil. |
| Fuel filter replacement | Every 161,000 km | Moderate | Replace fuel filter. |
| Brake and clutch fluid flush | Every 24 months · Replace every 24 months | Moderate | Flush brake and clutch hydraulic systems and replace DOT 4 fluid. |
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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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