













At a glance
- Top
- Spruce
- Back & sides
- Mahogany
- Body
- 000/Concert
- Neck
- GE Modified Low Oval
- Scale length
- 24.9"
- Nut width
- 1 3/4''
What's included
- Acoustic Shoppe flatpicks, one in each gauge
- A thank-you card and seasonal stickers
- D'Addario Humidipak starter kit
- AcoustiCare Bluetooth humidity and temperature tracker
We add the Humidipak kit and the AcoustiCare tracker because this instrument ships under our Dread-Not Guarantee.
Martin OOO-18 Spruce/Mahogany OOO Acoustic Guitar #8901
Most items ship within 24 hours. Any exception is noted on the listing.
At a glance
- Top
- Spruce
- Back & sides
- Mahogany
- Body
- 000/Concert
- Neck
- GE Modified Low Oval
- Scale length
- 24.9"
- Nut width
- 1 3/4''
What's included
- Acoustic Shoppe flatpicks, one in each gauge
- A thank-you card and seasonal stickers
- D'Addario Humidipak starter kit
- AcoustiCare Bluetooth humidity and temperature tracker
We add the Humidipak kit and the AcoustiCare tracker because this instrument ships under our Dread-Not Guarantee.
Why buy from The Acoustic Shoppe
- A twelve-time NAMM Top 100 Dealer (2015–2026)
- The #1 worldwide Eastman acoustic guitar dealer
- Every instrument ships after our 23-Point Professional Inspection
- 30-day in-home trial and a 1-year trade-in credit of up to 90% (pre-tax, less round-trip shipping)
Questions about this instrument?
Every one of us plays. Virtual demos available on request.

Description
The Martin 000-18 is the kind of guitar that doesn’t try to impress with flash—it wins you over with feel and tone. Built with a spruce top and mahogany back and sides, it’s got that signature balance and warmth that makes the 000 size so versatile. At 24.9" scale, it’s slightly shorter than a dreadnought, which adds a touch of looseness under the fingers and sweetens up the tone for fingerpicking, solo work, or light strumming. The GE scalloped X-bracing opens it up nicely, giving you a quick response and articulate mids, and the Modified Low Oval neck with a High-Performance Taper plays comfortably whether you’re wrapping your thumb or stretching into jazz voicings. The aesthetic stays true to tradition with an Aging Toner top, faux tortoise guard, and multi-stripe purfling.
SPECS
Body: 000-14 Fret | Top: Spruce Gloss, Aging Toner | Back & Sides: Mahogany | Neck: GE Modified Low Oval | Scale: 24.9" | Fingerboard: Ebony | Inlays: Old Style 18 Abalone | Bracing: GE-Scalloped X-Brace | Tuning: Nickel Open Gear | Case: Hardshell | Pleked: Yes
Why Choose The Acoustic Shoppe?
When you choose to purchase from us, you’re investing in an exceptional experience. As an authorized acoustic instrument dealer and twelve-time NAMM Top 100 Dealer, we handle warranty concerns, offer virtual consultations, and bring every instrument through an on-site inspection before it ships.
Specifications
Overview
- Body Shape
- 000/Concert
- Model
- OOO-18
- Condition
- Dread-Not Guarantee, New
- Top Wood
- Spruce
- Back & Sides
- Mahogany
- Scale Length
- 24.9"
- Nut Width
- 1 3/4''
Body
- Top Wood
- Spruce
- Back & Sides Wood
- Mahogany
Neck & Fingerboard
- Neck Shape
- GE Modified Low Oval
- Scale Length
- 24.9"
- Nut Width
- 1 3/4''
- Nut Material
- Bone
Hardware & Electronics
- Tuning Machines
- Nickel Open Gear


