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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.