The Yamaha YS125 motorcycle dimensions for 2018-2021 is length 78.9 in (2,005 mm), width 28.9 in (735 mm), height 41.3 in (1,050 mm), wheelbase 52 in (1,320 mm), seat height 31.3 in (795 mm), and the ground clearance is 5.9 in (150 mm).
Yamaha YS125 dimensions at a glance
Dimension charts
Position within similar Yamaha models
Representative dimensions shown within the observed range for comparable Yamaha models in the same category.
Compared with the category median
Percentile and median comparisons use the same comparable Yamaha model group.
Dimension changes by model year
Useful dimension ratios
Seat height feel
About 31.3 in — a seat height around the category middle. This is a geometry comparison, not a guarantee of rider fit.
Wheelbase / length
65.8% 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 27 in (685 mm) combined beyond the axle-to-axle distance.
Bounding-box footprint
About 15.9 sq ft (1.47 m²), calculated from listed overall length × width. Useful for rough storage planning.
Clearance / wheelbase
11.4%. A simple ratio showing listed ground clearance relative to wheelbase.
How its dimensions compare
Compared with other Yamaha models in the same Bikez category where enough usable data is available.
| Dimension | This model | Category median | Difference |
|---|---|---|---|
| Overall length | 78.9 in (2,005 mm) | 82.1 in (2,085 mm) | 3.1 in below median |
| Width | 28.9 in (735 mm) | 29.5 in (750 mm) | 0.6 in below median |
| Height | 41.3 in (1,050 mm) | 43.5 in (1,105 mm) | 2.2 in below median |
| Wheelbase | 52 in (1,320 mm) | 55.5 in (1,410 mm) | 3.5 in below median |
| Seat height | 31.3 in (795 mm) | 31.2 in (792 mm) | 0.1 in above median |
| Ground clearance | 5.9 in (150 mm) | 5.8 in (148 mm) | 0.1 in above median |
Yamaha YS125 dimensions by year
| Year | Length | Width | Height | Wheelbase | Seat height | Ground clearance |
|---|---|---|---|---|---|---|
| 2018 | 78.9 in (2,005 mm) | 28.9 in (735 mm) | 41.3 in (1,050 mm) | 52 in (1,320 mm) | 31.3 in (795 mm) | 5.9 in (150 mm) |
| 2019 | 78.9 in (2,005 mm) | 28.9 in (735 mm) | 41.3 in (1,050 mm) | 52 in (1,320 mm) | 31.3 in (795 mm) | 5.9 in (150 mm) |
| 2020 | 78.9 in (2,005 mm) | 28.9 in (735 mm) | 41.3 in (1,050 mm) | 52 in (1,320 mm) | 31.3 in (795 mm) | 5.9 in (150 mm) |
| 2021 | 78.9 in (2,005 mm) | 28.9 in (735 mm) | 41.3 in (1,050 mm) | 52 in (1,320 mm) | 31.3 in (795 mm) | 5.9 in (150 mm) |
Yamaha YS125 dimensions FAQ
Is the Yamaha YS125 seat height low or tall?
The representative seat height is 31.3 in (795 mm), which is a seat height around the category middle. 0.1 in above the category median.
Does the Yamaha YS125 have a short or long wheelbase?
The representative wheelbase is 52 in (1,320 mm), giving the Yamaha YS125 a shorter-than-typical wheelbase. 3.5 in below the category median. The wheelbase is about 65.8% of overall length.
How much ground clearance does the Yamaha YS125 have?
The representative ground clearance is 5.9 in (150 mm), which is ground clearance around the category middle. 0.1 in above the category median.
Is the Yamaha YS125 compact or large?
The representative overall length is 78.9 in (2,005 mm), making the Yamaha YS125 very compact for its category. 3.1 in below the category median. Its rough length × width storage footprint is about 15.9 sq ft (1.47 m²).
What do the Yamaha YS125 width and height suggest?
Its representative width is 28.9 in (735 mm) and representative height is 41.3 in (1,050 mm). The width is narrower than most comparable Yamaha models. The height is very low overall for its category.
Did the Yamaha YS125 dimensions change much by year?
Not really based on the supplied comparable figures. The available model-year data does not show a meaningful geometry change.