Yamaha
Yamaha TRBX305 5-String Electric Bass Guitar
Five-string reach with instant Performance EQ voicings
- Five-string TRBX on a full 34 in scale, strung with a D'Addario 0.045-0.130 set
- Performance EQ lever recalls Slap, Pick, Flat, Finger and Solo curves instantly
- 43 mm nut, 18 mm spacing and a flatter 600 mm radius for five-string comfort
- Hum-cancelling YGD M3 humbuckers keep low notes clear and noise-free
- Solid mahogany body and five-piece maple/mahogany neck for balance and stability
Taxes included.
Yamaha TRBX305 5-String Active Electric Bass with Performance EQ
The Yamaha TRBX305 is the five-string model in the TRBX300 series, combining a sculpted solid mahogany body, a five-piece maple/mahogany neck and Yamaha's Performance EQ active circuit. The extra string extends the range below a four-string's lowest note while keeping the same quick-access preset tones.
It is a strong choice for church, gospel, metal, pop and session players whose parts go below bottom E, or for anyone who wants more notes under the hand without shifting position. The wider 43 mm neck and flatter fingerboard are shaped specifically for five-string technique.
Key Features

A Full-Scale Five-String Yamaha TRBX305
The TRBX305 keeps the full 34 in (863.6 mm) scale of the TRBX range and comes strung with a D'Addario EXL170-5 set, gauged 0.045 to 0.130. A full-length scale helps the lowest string feel firm and focused rather than loose.

Performance EQ Presets for Fast Tone Changes
A five-position lever selects from Yamaha's Slap, Pick, Flat, Finger and Solo EQ curves, with a 2-band bass and treble EQ, pickup balancer and master volume for fine-tuning. You can move between song styles quickly without reaching for a pedalboard.

Neck Dimensions Built for Five Strings
The neck has a 43 mm nut, 63.4 mm width at the 12th fret and a flatter 600 mm (23 5/8 in) fingerboard radius. The flatter board keeps string height even across the wider neck, making chords and fast runs across all five strings easier.
YGD M3 Humbuckers for Clear Low Notes
Two YGD-designed M3 double-coil pickups with oversized polepieces and ceramic magnets deliver a strong, defined signal. Their hum-cancelling design keeps the bass quiet on stage and in home recording setups, and the pickup housing provides a built-in thumb rest.

Bridge with 18 mm String Spacing
A high-mass die-cast bridge transfers vibration efficiently for sustain and is easy to adjust. Yamaha sets 18 mm string spacing on the five-string models, a layout it designed to suit technical slap and fingerstyle playing.

Balanced Mahogany Body and Stable 5-Piece Neck
The solid mahogany body is sculpted with Yamaha's mass-optimised 3D design for comfort and even weight distribution. The laminated maple/mahogany neck, precision-fitted bolt-on joint and straight-pull headstock all contribute to stable tuning.
Frequently Asked Questions
Should I buy the TRBX305 or the four-string TRBX304?
Choose the TRBX305 if your music needs notes below the four-string's low E, or you want more notes within reach in lower positions. If not, the TRBX304 gives the same electronics with a narrower 38 mm nut and wider 19 mm string spacing, which some players find easier for slap.
How does the TRBX305 compare with the TRBX505?
Both are five-string basses with a solid mahogany body, five-piece neck and 43 mm nut. The TRBX505 uses YGD H5 Alnico V pickups with a 3-band EQ, active/passive switch and battery alert LED, while the TRBX305 offers ceramic M3 humbuckers and the five-preset Performance EQ with a 2-band EQ.
How wide is the neck compared with a four-string?
The TRBX305 measures 43.0 mm at the nut and 63.4 mm at the 12th fret, versus 38.0 mm and 56.4 mm on the TRBX304. String spacing is 18 mm rather than 19 mm, and the fingerboard radius is flatter at 600 mm.
Does the TRBX305 need a battery?
Yes, its preamp is active. Yamaha specifies a 9 V battery (DC9V S-006P / 6LR61 / 6F22 or equivalent) for its active basses, so keep a spare handy for gigs.
What strings are fitted?
Yamaha fits the TRBX305 with a D'Addario EXL170-5 five-string set, gauged 0.045 to 0.130.
Why Buy from YMS?
- Authorised Yamaha Premium Retailer
- Genuine stock with full manufacturer warranty
- Demo units at our Bengaluru and Mangaluru stores
- Secure delivery across India
- Free domestic shipping on all orders
Specifications
Overview
| Model | Yamaha TRBX305 |
|---|---|
| Type | 5-string electric bass guitar, active |
| Series | TRBX 300 Series |
| Tuning | B-E-A-D-G |
| Finishes | Black, Factory Blue, Mist Green |
Body & Neck
| Body | Sculpted solid mahogany, mass-optimised 3D design |
|---|---|
| Neck | Maple / Mahogany, 5-piece laminated, bolt-on |
| Neck Finish | Satin polyurethane |
| Fingerboard | Rosewood |
| Fingerboard Radius | 23 5/8 in (600 mm) - flatter than the 4-string models |
| Frets | 24 |
| Body Finish | Gloss polyurethane |
Dimensions
| Scale Length | 34 in (864 mm) |
|---|---|
| Nut Width | 43 mm |
| Width at 12th Fret | 63.4 mm |
| String Spacing | 18 mm |
Electronics
| Type | Active - 9V battery required |
|---|---|
| Pickups | YGD M3 double coil (humbucking), ceramic magnets |
| Controls | Master Volume, Pickup Balancer, Bass, Treble |
| Performance EQ | 5-position lever - five preset EQ curves |
Hardware
| Bridge | Die-cast |
|---|---|
| Tuners | Die-cast, covered |
| Included | No case or gig bag supplied |
Five-string instrument - the neck is wider and string spacing tighter than the 4-string TRBX304. Active preamp requires a 9V battery. Specifications from Yamaha official product data.
















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