‹ Home › Inventory › Harley-Davidson® Fat Boy® 2026

2026 Harley-Davidson® Fat Boy®Built in the Image of BoldWide tires front and back. Classic Lakester cast aluminum wheels. The iconic steamroller stance, backed by a Milwaukee-Eight® 117 motor. LED lighting all around, Rider Safety Enhancements standard, and fine factory details that honor one of Harley-Davidson's most legendary silhouettes. The 2026 Fat Boy is bold by design.Features may include:Nothing Looks Like a Fat BoyFrom its signature steamroller stance to new paint, a unique tank medallion, and full LED lighting, the 2026 Fat Boy defines one of Harley-Davidson’s most stand-out bikes.Bold Colorways + Model-Specific Tank MedallionThe 2026 Fat Boy gets a fresh shot of attitude with a Fat Boy-specific tank medallion and bold new Olive Steel Metallic two-tone, joining Dark Billiard Gray, Vivid Black, White Onyx Pearl, and Brilliant Red. It’s a lineup built to make an entrance, no matter which shade you choose.Classic Machined Lakester WheelsSolid Lakester cast aluminum wheels, paired with wide front and rear tires, give the Fat Boy its unmistakable steamroller stance and planted look from every angleSignature Headlamp Nacelle + LED Lighting All AroundA sculpted chrome nacelle frames the front end of the Fat Boy, lit by a powerful 7 LED headlamp. Bright LED signals complete the bike’s all-around LED lighting package, blending timeless style with modern visibility. It’s a classic face, sharpened through a modern lens.As Fast As It LooksThe Milwaukee-Eight 117, Touring Intake, 2-into-2 exhaust, and performance-tuned suspension make the 2026 Fat Boy a show of force to match its legendary presence.Punchy Milwaukee-Eight 117 Custom MotoThe Milwaukee-Eight 117 feeds the Fat Boy exactly what it was built for: big torque and roll-on power that turns its solid, planted stance into something that moves with surprising quickness.

Specifications

Dimensions

add remove
- Length:
  
  93.1 in
- Seat height, unladen:
  
  26.6 in
- Ground clearance:
  
  4.9 in
- Trail:
  
  4.1 in
- Wheelbase:
  
  65.0 in
- Tires, front specifications:
  
  160/60R18,70V,BW
- Tires, rear specifications:
  
  240/40R18,79V,BW
- Fuel Capacity:
  
  5.0 gal
- Oil capacity:
  
  5 qt.
- Weight, as shipped:
  
  668 lbs
- Weight, in running order:
  
  694 lb
- Tire, type:
  
  Michelin® Scorcher 11 front and rear
Engine

add remove
- Engine:
  
  Milwaukee-Eight® 117 Custom
- Bore:
  
  4.1 in
- Stroke:
  
  4.5 in
- Displacement:
  
  117.35 in³
- Compression ratio:
  
  10.3:1
- Fuel system:
  
  Electronic Sequential Port Fuel Injection (ESPFI)
- Exhaust:
  
  2-into-2 staggered; catalyst in muffler
Performance

add remove
- Engine torque testing method:
  
  EC 134/2014
- Engine torque:
  
  126.1 ft-lb
- Engine torque (RPM):
  
  3000
- Horsepower:
  
  103 HP / 77 kW @ 4800 rpm
- Lean angle, right (deg.):
  
  25.6
- Lean angle, left (deg.):
  
  25.6
- Fuel economy testing method:
  
  EU 134/2014
- Fuel economy:
  
  47 mpg (5 l/100 km)
Powertrain

add remove
- Primary drive:
  
  Chain, 34/46 ratio
- Gear ratios (overall) 1st:
  
  9.311
- Gear ratios (overall) 2nd:
  
  6.454
- Gear ratios (overall) 3rd:
  
  4.793
- Gear ratios (overall) 4th:
  
  3.882
- Gear ratios (overall) 5th:
  
  3.307
- Gear Ratios (overall) 6th:
  
  2.79
Chassis

add remove
- Front fork:
  
  Dual-bending valve 49 mm telescopic with aluminum fork triple clamps; dual rate spring; "beer can" covers
- Rear shocks:
  
  Hidden, free piston, coil-over monoshock; 43mm stroke; hydraulic preload adjustment
- Wheels, front type:
  
  Machined, Lakester cast aluminum
- Wheels, rear type:
  
  Machined, Lakester cast aluminum
- Brakes, type:
  
  Front and rear silver, Split 7-spoke floating rotors
- Brakes, caliper type:
  
  4-piston fixed front and 2-piston floating rear