Harley-Davidson Fat Boy 117
2025 | cruiser
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Side profile
- Seat height
- 675 mm
- Wheelbase
- 1,650 mm
- Wet weight
- 315 kg
- Category
- cruiser
Listing links may earn Rider Height a commission.
- Asset
- Pending
- Dimensions
- -
- License
- -
- Source
- -
Harley-Davidson
Fat Boy 117
Saved builds stay on this device.
The name stays private. Editing it after a save prepares another new build.
Rider
Rider position
Slide the rider on the seat to fit this bike. Saved per bike.
Posture
Adjustments
Ergonomics
Modeled band: Comfortable
Geometry verification: Partially verified
Data basis: Published specs · calibrated or reviewed rider contacts
Layout basis: Photo-calibrated
Rider contacts were calibrated for this motorcycle, but may remain unverified.
All contacts reached
Lowest modeled angle area: Knee.
Physical check: Sit on the exact motorcycle and compare seat, bar, peg, and ground-reach feel before deciding. This model does not predict comfort or control.
Data provenance
Where these numbers came from
Every populated geometry field records its source, verification state, and source link when available. These records feed both the simulator and the fit recommendation engine.
- Geometry status
- Partially verified
- Field records
- 19
- Recorded verified
- 6/19
- Linked sources
- 19/19
Six modeled contact coordinates
6/6 populated · 6/6 records · 1/6 recorded verified · 6/6 linked
Seat, grip, and peg X/Y coordinates drive the posture model. Specification seat height is a separate catalog value.
- Seat
- X 459 mm · Y 675 mm
2/2 records · 2/2 linked
1/2 recorded verified - Grips
- X 985 mm · Y 1,041 mm
2/2 records · 2/2 linked
0/2 recorded verified - Pegs
- X 926 mm · Y 208 mm
2/2 records · 2/2 linked
0/2 recorded verified
Check on the bike: At a test-sit, prioritize the seat, grips, and pegs positions; one or more of those modeled coordinates is not recorded as verified.
Wheelbase
Chassis
1,650 mm
Recorded verifiedHarley-Davidson publishes a 1,650 mm wheelbase for the 2025 Fat Boy 117.
Ground clearance
Chassis
125 mm
Recorded verifiedHarley-Davidson publishes 125 mm ground clearance for the 2025 Fat Boy 117.
Seat contact X
Rider triangle
459 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Seat contact height
Rider triangle
675 mm
Recorded verifiedHarley-Davidson publishes a 675 mm unladen seat height.
Seat length
Rider triangle
258 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Handlebar X
Rider triangle
985 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Handlebar height
Rider triangle
1,041 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Handlebar width
Controls
940 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Foot peg X
Rider triangle
926 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Foot peg height
Rider triangle
208 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Passenger seat X
Passenger
212 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Passenger seat height
Passenger
820 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Passenger peg X
Passenger
407 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Passenger peg height
Passenger
290 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Seat height minimum
Adjustability
675 mm
Recorded verifiedThe standard seat is fixed at 675 mm unladen; laden height is not an adjustability setting.
Seat height maximum
Adjustability
675 mm
Recorded verifiedThe standard seat is fixed at 675 mm unladen; laden height is not an adjustability setting.
Wet weight
Physical
315 kg
Recorded verifiedHarley-Davidson publishes a 315 kg weight in running order.
Front tire outer diameter
Rendering
649 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Rear tire outer diameter
Rendering
649 mm
Provisional recordInitial calibrated seed value; not yet independently verified.
Bike-level reference: https://www.harley-davidson.com/ca/en/motorcycles/2025/fat-boy.html
Does the Harley-Davidson Fat Boy 117 fit you?
The Harley-Davidson Fat Boy 117 (2025) lists a 675 mm seat height. In this simplified seat-height model, an inseam around 68 cm is a rough ground-reach reference, not a guarantee of flat-footing. Seat width, suspension sag, boots, mobility, load, and individual proportions can materially change foot contact. Enter your measurements above to compare the modeled reach, then confirm it on the motorcycle.
Riding position
The Harley-Davidson Fat Boy 117's cruiser category suggests a relaxed, feet-forward stance as a modeled starting point. The simulator estimates knee, hip, and elbow angles from the available geometry and your measurements so you can compare the reach to the bars and pegs.
Typical category use
The cruiser category is commonly associated with relaxed, low-seat cruising with a feet-forward stance and easy reach to the ground. Rider Height does not assess handling, performance, or whether this motorcycle is suitable for a particular rider.
Fit figures are planning estimates from the current geometry and simplified model assumptions. They are not safety, compatibility, or purchase advice; confirm fit on the actual motorcycle.
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