Harley-Davidson Softail® Fat Boy® Gray Ghost vs Izuka Wolf (2025)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Harley-Davidson Softail® Fat Boy® Gray Ghoststacks up against the Izuka Wolf. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecHarley-Davidson Softail® Fat Boy® Gray GhostIzuka Wolf
Model year20252011
Price$35,900
Engine1923 cc1976 cc
Weight315 kg349 kg
Seat height26 mm
Fuel capacity4.5 L
Fuel typepetrolpetrol
Transmission6-speed
Front brakesSingle disc. 4-piston Diff bore
Rear brakesSingle disc. 4-piston drive side
TiresMichelin® Scorcher® 11 160/60 R18 70V BW / Michelin® Scorcher® 11 240/40 R18 79V BW130/760-R23 / 220/50-R20

Harley-Davidson Softail® Fat Boy® Gray Ghost vs Izuka Wolf — which should you buy?

Picking between the Harley-Davidson Softail® Fat Boy® Gray Ghost and the Izuka Wolf usually comes down to the numbers you care about most. On paper, the Harley-Davidson Softail® Fat Boy® Gray Ghost brings its published horsepower in a 315 kg package, while the Izuka Wolf counters with its own power figure at 349 kg.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: