Yamaha YM-40 3.5 Octave Padauk Marimba (KYM40)
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Yamaha YM-40 Marimba – 3.5 Octaves with Padauk Tone Bars
The Yamaha YM-40 is a really sensible marimba for younger percussionists, schools, teaching rooms and players who need a proper acoustic marimba without going straight into full-size professional rosewood territory.
It has a 3.5 octave range from C to F, select padauk tone bars, a reinforced frame and a height-adjustable design that makes it much easier to set up comfortably for different players. That makes it especially useful in education settings where the same instrument might be used by several students of different ages and heights.
This is not a toy or a basic classroom box instrument. It is a proper Yamaha marimba with accurate tuning, a natural wooden tone and a frame that is built to handle regular use.
What Does It Actually Sound Like?
Padauk bars give the YM-40 a warm, woody marimba tone with a clear attack and a good amount of projection. It will not have quite the same depth and complexity as a high-end rosewood concert marimba, but that is not really what this model is trying to be.
What it does very well is give younger players a proper marimba sound that feels musical, responsive and rewarding to play. The graduated bar design helps the lower notes speak with more body, while the upper range stays clean and defined.
For lessons, ensemble work, practice rooms, school percussion departments and smaller rehearsal spaces, it gives you a very usable balance of tone, size and practicality.
Why Choose the Yamaha YM-40?
The YM-40 is a strong choice when you need a real acoustic marimba but space, budget and player height all matter.
The 3.5 octave range covers a useful amount of beginner and intermediate marimba repertoire, while keeping the instrument compact enough for smaller rooms. The adjustable frame height, from 82cm to 94cm, is particularly useful for younger percussionists because it allows the playing position to be set properly instead of forcing the player to adapt to an instrument that is too high.
The resonator system also has two height settings, helping the instrument respond well in different room conditions. Add in locking casters and a reinforced frame, and you have a marimba that is practical for daily school, college or teaching use.
Key Features
3.5 octave marimba with C–F range
Select padauk tone bars for a warm, natural wood tone
Ideal for younger percussionists, students and education use
Yamaha tuning method for accurate pitch and clear response
Graduated bar sizes for balanced projection across the range
Reinforced frame for stability during regular use
Height-adjustable frame from 82cm to 94cm
Two resonator height settings for tonal adjustment
Compact footprint for rehearsals, classrooms and smaller spaces
Locking casters for secure positioning while playing
A442Hz pitch at 23°C
Yamaha product ID: KYM40
Specifications
| Specification | Details |
|---|---|
| Brand | Yamaha |
| Model | YM-40 |
| Product ID | KYM40 |
| Instrument Type | Marimba |
| Range | 3.5 octaves |
| Note Range | C–F3 |
| Bar Material | Padauk |
| Bar Width | 53–40mm |
| Bar Thickness | 24.5–22.5mm |
| Pitch | A442Hz at 23°C |
| Frame | Reinforced, height-adjustable |
| Height Adjustment | 82–94cm |
| Resonators | Two height settings |
| Casters | Locking casters |
| Width | 154cm |
| Height | 82–94cm |
| Depth | 80cm |
| Weight | 39kg |
| Suitable For | Younger percussionists, students, schools, practice rooms and ensemble use |
What’s Included
Yamaha YM-40 Marimba
Height-adjustable frame
Padauk tone bars
Resonator assembly
Who Is It For?
The Yamaha YM-40 is ideal for younger percussionists who are ready to move onto a proper marimba, as well as schools, music services, colleges, percussion teachers and rehearsal spaces.
It is a particularly good choice where you need something more serious than a beginner glockenspiel or xylophone, but do not need the size or cost of a full professional 4.3 or 5 octave concert marimba.
It is also useful for limited spaces. The 3.5 octave range gives enough room for plenty of student repertoire, while the compact design makes it easier to fit into classrooms, teaching studios and percussion rooms.
Not Sure If This Is the Right Marimba?
If you are buying for a younger player, school or music department, the YM-40 is a very practical place to start. It gives students a proper marimba feel, proper wooden bars and enough range for a lot of early to intermediate playing.
If you need a wider range for advanced repertoire, you may want to look at a larger Yamaha marimba. If you are not sure what size is best, get in touch and we can help you choose the right model for your setup.