Yamaha TRBX304 4-String Bass Guitar Factory Blue

Yamaha TRBX304 4-String Bass Guitar Factory Blue

When you need a bass that's designed for one thing. Your performance.
More Info

Availability: IN STOCK

Order before 3pm Mon-Fri for Next Day Delivery

When you need a bass that's designed for one thing. Your performance.

Here we have the Yamaha TRBX304 4-String Bass finished in Factory Blue. A playable and versatile bass guitar. With an affordable price tag.

Versatile and Affordable

The Yamaha TRBX304 4-String Bass is a modern designed bass, with a comfortable body style. A fast neck complimented by advanced Yamaha electronics. Delivering a huge range of tones.

This serious consideration for your first, second or next bass guitar!

This Yamaha TRBX304 4-String Bass in Factory Blue is ideal for the home performer, studio muso and the on-stage player.

Yamaha TRBX304 4-String Bass in Factory Blue Features:

  • Modern looks and comfortable feel
  • Solid mahogany construction
  • Maple / Mahogany 5-Piece Neck
  • Slim 38mm nut width
  • 2-band active EQ with 5-way Performance EQ preset switch

Modern Body, Modern Neck

A sculptured solid Mahogany body offers comfort and balance. Engineered to have great weight distribution. So that you never feel fatigued when playing for a lengthy time.

Finished in an eye-catching Factory Blue, this bass has style and future looks.

A 5-pc maple/mahogany laminated neck is attached to the body. With a precision fitted bolt-on neck joint. Giving expressive play and great comfort.

The neck also comes with a Rosewood fingerboard atop. Offering fast fretting and amazing navigation.

You'll find this neck perfect for the fretting hand with its 38mm slim nut.

High-Quality Tone

The Yamaha TRBX304 4-String Bass comes with M3 pickups. Featuring oversized polepieces and ceramic magnets for a crisp, powerful tone. With performance definition and depth.

Being Humbuckers, the Yamahas voice is clean and noise-free. Great for refined play.

With a performance EQ Active circuit. The preamp has five performance-tuned full spectrum EQ curves.

Along with expressive 2-band master equalization to shape and define your tone

Solid Hardware

Yamaha TRBX304 4-String Bass comes with a stable high-mass die-cast bridge. Transfering string vibration perfectly for a richness and unmatched sustain.

What's more, the string stability is amazing! With Black Nickel Die-cast tuners! A metal plate-mounted standard jack socket offering superior durability and easy maintenance.

Yamaha TRBX304 4-String Bass in Factory Blue Specs:


  • Construction: Bolt-on
  • Scale Length: 34" (863.6 mm)


  • Body Materials: Mahogany
  • Body Finish: Gloss Polyurethane
  • Body Colour: Factory Blue


  • Neck Materials: Maple/Mahogany 5-Piece
  • Neck Finish: Satin Polyurethane
  • Fingerboard Materials: Rosewood
  • Fingerboard Radius: 10" (250 mm)
  • Fret wire: Medium
  • Number of frets: 24
  • Nut materials: Urea
  • Width @ 0 Fret / 12th Fret: 38mm / 56.4mm
  • Thickness @ 1st Fret / 12th Fret: 19.5mm / 21.5 mm


  • Neck Pickup: Double Coil / Ceramic
  • Bridge Pickup: Double Coil / Ceramic
  • Controls: Master Volume, Pickup Balancer, 2-Band EQ(Bass,Treble), 5-Position Lever Switch for Performance EQ
  • Pickup Switch: N/A


  • Bridge: Die-cast
  • String spacing: 19mm
  • Tailpiece: N/A
  • Tuning Machines: Covered / Die-cast


  • String gauge: D'Addario EXL170SL / 45-100
More Information
Manufacturer Yamaha
SKU 308883
Shipping Weight (kg) 5.000000
Colour blue
Warranty 2 years
Scale Length 34''
Nut Width 38mm
Neck Wood Maple and Mahogany
Pickup Config 2 x humbucker
Number Of Strings 4 string
Body Material mahogany body
Body Size full size
Right / Left-Handed right handed
Fingerboard rosewood fingerboard


We know you want to get your gear as quickly and as safely as possible, Next Working Day Delivery to UK Mainland Addresses, on all IN STOCK items, if ordered before 3pm.
This will include a text or email on the day of delivery giving you an exact hour window of when your gear will be with you, and the drivers name - just so you know when to turn the volume down!

Orders under £99: £4.99 Delivery Charge at Checkout


Orders over £99: Free Next Day Delivery


Weekend UK Mainland Delivery (Saturday-Sunday): £9.99


For heavy items, courier details, out of stock products, out of area postcodes or international deliveries see our full Delivery info here.






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