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Fat Boy 117
Harley-Davidson · 2 model years · 2025–2026
Model Years
2026 Fat Boy 117
Power: 104.0 HP (75.9 kW)) @ 4800 RPM Torque: 170.9 Nm (17.4 kgf-m or 126.0 ft.lbs) @ 3000 RPM Weight: 304.4 kg (671.0 pounds) Seat: 658 mm (25.9 inches) If adjustable, lowest setting.
The 2026 Harley-Davidson Fat Boy 117 is a heavyweight cruiser built for riders seeking aggressive styling and commanding presence on the road. Powered by the Milwaukee-Eight 117 V-…
2025 Fat Boy 117
Power: 104.0 HP (75.9 kW)) @ 4800 RPM Torque: 170.9 Nm (17.4 kgf-m or 126.0 ft.lbs) @ 3000 RPM Weight: 304.4 kg (671.0 pounds) Seat: 658 mm (25.9 inches) If adjustable, lowest setting.
The 2025 Harley-Davidson Fat Boy 117 is an iconic cruiser built for riders seeking classic American styling with modern performance. Its muscular 117-cubic-inch engine, low 25.9-in…
Spec Comparison by Year
| Spec | 2026 | 2025 |
|---|---|---|
| Power | 104.0 HP (75.9 kW)) @ 4800 RPM | 104.0 HP (75.9 kW)) @ 4800 RPM |
| Torque | 170.9 Nm (17.4 kgf-m or 126.0 ft.lbs) @ 3000 RPM | 170.9 Nm (17.4 kgf-m or 126.0 ft.lbs) @ 3000 RPM |
| Dry weight | 304.4 kg (671.0 pounds) | 304.4 kg (671.0 pounds) |
| Wet Weight | 314.8 kg (694.0 pounds) | 314.8 kg (694.0 pounds) |
| Seat height | 658 mm (25.9 inches) If adjustable, lowest setting. | 658 mm (25.9 inches) If adjustable, lowest setting. |





























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