The Harley-Davidson FLSTFI Fat Boy motorcycle dimensions for 2002-2006 is length 94.3 in (2,395 mm) to 94.3 in (2,396 mm), wheelbase 64.2 in (1,630 mm) to 64.5 in (1,638 mm), seat height 24.7 in (627 mm) to 27.5 in (699 mm), and the ground clearance is 4.8 in (123 mm) to 5.1 in (130 mm).
Harley-Davidson FLSTFI Fat Boy dimensions at a glance
Dimension charts
Position within similar Harley-Davidson models
Representative dimensions shown within the observed range for comparable Harley-Davidson models in the same category.
Compared with the category median
Percentile and median comparisons use the same comparable Harley-Davidson model group.
Specification differences by model year
Only dimensions that actually change between the supplied years are shown below. Unchanged specifications are omitted.
Overall length
Wheelbase
Seat height
Ground clearance
Useful dimension ratios
Seat height feel
About 25.4 in — a very low seat height for its category. This is a geometry comparison, not a guarantee of rider fit.
Wheelbase / length
68% of overall length. This shows how much of the bike’s total length is axle-to-axle distance rather than overhang.
Length beyond wheelbase
About 30.2 in (766 mm) combined beyond the axle-to-axle distance.
Clearance / wheelbase
7.7%. A simple ratio showing listed ground clearance relative to wheelbase.
How its dimensions compare
Compared with other Harley-Davidson models in the same Bikez category where enough usable data is available.
| Dimension | This model | Category median | Difference |
|---|---|---|---|
| Overall length | 94.3 in (2,396 mm) | 92.8 in (2,357 mm) | 1.5 in above median |
| Wheelbase | 64.2 in (1,630 mm) | 64.2 in (1,630 mm) | About the same as median |
| Seat height | 25.4 in (645 mm) | 26.7 in (678 mm) | 1.3 in below median |
| Ground clearance | 5 in (126 mm) | 4.9 in (125 mm) | 0.1 in above median |
Harley-Davidson FLSTFI Fat Boy dimensions FAQ
Is the Harley-Davidson FLSTFI Fat Boy seat height low or tall?
The representative seat height is 25.4 in (645 mm), which is a very low seat height for its category. 1.3 in below the category median.
Does the Harley-Davidson FLSTFI Fat Boy have a short or long wheelbase?
The representative wheelbase is 64.2 in (1,630 mm), giving the Harley-Davidson FLSTFI Fat Boy a wheelbase around the category middle. About the same as the category median. The wheelbase is about 68% of overall length.
How much ground clearance does the Harley-Davidson FLSTFI Fat Boy have?
The representative ground clearance is 5 in (126 mm), which is ground clearance around the category middle. 0.1 in above the category median.
Is the Harley-Davidson FLSTFI Fat Boy compact or large?
The representative overall length is 94.3 in (2,396 mm), making the Harley-Davidson FLSTFI Fat Boy longer than most comparable Harley-Davidson models. 1.5 in above the category median.
Did the Harley-Davidson FLSTFI Fat Boy dimensions change much by year?
The biggest supplied shift is in seat height: decreased from 27.5 in (699 mm) in 2003 to 24.7 in (627 mm) in 2006, a change of 2.8 in. Check the year-by-year section above for the full breakdown.
What is the main dimension takeaway for the Harley-Davidson FLSTFI Fat Boy?
The main listed figures are overall length 94.3 in (2,396 mm), wheelbase 64.2 in (1,630 mm), seat height 25.4 in (645 mm), and ground clearance 5 in (126 mm). Its clearance-to-wheelbase ratio is about 7.7%, which is a simple way to relate ground clearance to the bike’s axle spacing.