The Yamaha NMAX 155 motorcycle dimensions for 2018-2025 is length 77 in (1,955 mm), width 29.1 in (740 mm), height 43.9 in (1,115 mm), wheelbase 53.1 in (1,350 mm), seat height 30.1 in (765 mm), and the ground clearance is 4.9 in (125 mm) to 5.3 in (135 mm).
Yamaha NMAX 155 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
The earliest supplied value is the baseline. Only later values that actually change are shown.
Ground clearance
Useful dimension ratios
Seat height feel
About 30.1 in — a lower-than-typical seat height. This is a geometry comparison, not a guarantee of rider fit.
Wheelbase / length
69.1% 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 23.8 in (605 mm) combined beyond the axle-to-axle distance.
Bounding-box footprint
About 15.6 sq ft (1.45 m²), calculated from listed overall length × width. Useful for rough storage planning.
Clearance / wheelbase
10%. 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 | 77 in (1,955 mm) | 75.4 in (1,915 mm) | 1.6 in above median |
| Width | 29.1 in (740 mm) | 27.6 in (700 mm) | 1.6 in above median |
| Height | 43.9 in (1,115 mm) | 44.3 in (1,125 mm) | 0.4 in below median |
| Wheelbase | 53.1 in (1,350 mm) | 50.8 in (1,290 mm) | 2.4 in above median |
| Seat height | 30.1 in (765 mm) | 30.7 in (780 mm) | 0.6 in below median |
| Ground clearance | 5.3 in (135 mm) | 5.1 in (130 mm) | 0.2 in above median |
Yamaha NMAX 155 dimensions by year
| Year | Length | Width | Height | Wheelbase | Seat height | Ground clearance |
|---|---|---|---|---|---|---|
| 2018 | 77 in (1,955 mm) | 29.1 in (740 mm) | 43.9 in (1,115 mm) | 53.1 in (1,350 mm) | 30.1 in (765 mm) | 4.9 in (125 mm) |
| 2019 | 77 in (1,955 mm) | 29.1 in (740 mm) | 43.9 in (1,115 mm) | 53.1 in (1,350 mm) | 30.1 in (765 mm) | 5.3 in (135 mm) |
| 2021 | 77 in (1,955 mm) | 29.1 in (740 mm) | 43.9 in (1,115 mm) | 53.1 in (1,350 mm) | 30.1 in (765 mm) | 5.3 in (135 mm) |
| 2022 | 77 in (1,955 mm) | 29.1 in (740 mm) | 43.9 in (1,115 mm) | 53.1 in (1,350 mm) | 30.1 in (765 mm) | 5.3 in (135 mm) |
| 2023 | 77 in (1,955 mm) | 29.1 in (740 mm) | 43.9 in (1,115 mm) | 53.1 in (1,350 mm) | 30.1 in (765 mm) | 5.3 in (135 mm) |
Yamaha NMAX 155 dimensions FAQ
Is the Yamaha NMAX 155 seat height low or tall?
The representative seat height is 30.1 in (765 mm), which is a lower-than-typical seat height. 0.6 in below the category median.
Does the Yamaha NMAX 155 have a short or long wheelbase?
The representative wheelbase is 53.1 in (1,350 mm), giving the Yamaha NMAX 155 a wheelbase around the category middle. 2.4 in above the category median. The wheelbase is about 69.1% of overall length.
How much ground clearance does the Yamaha NMAX 155 have?
The representative ground clearance is 5.3 in (135 mm), which is higher-than-typical ground clearance. 0.2 in above the category median.
Is the Yamaha NMAX 155 compact or large?
The representative overall length is 77 in (1,955 mm), making the Yamaha NMAX 155 around the middle of its category for overall length. 1.6 in above the category median. Its rough length × width storage footprint is about 15.6 sq ft (1.45 m²).
What do the Yamaha NMAX 155 width and height suggest?
Its representative width is 29.1 in (740 mm) and representative height is 43.9 in (1,115 mm). The width is wider than most comparable Yamaha models. The height is around typical category height.
Did the Yamaha NMAX 155 dimensions change much by year?
The biggest supplied shift is in ground clearance: increased from 4.9 in (125 mm) in 2018 to 5.3 in (135 mm) in 2019-2023, a change of 0.4 in. Check the year-by-year section above for the full breakdown.