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- Top
- Spruce
- Back & sides
- Mahogany
- Body
- Dreadnought
- Neck
- GE Modified Low Oval
- Scale length
- 25.4"
- 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 D-18 Spruce/Mahogany Gloss Finish Dreadnought Acoustic Guitar #5420
Most items ship within 24 hours. Any exception is noted on the listing.
At a glance
- Top
- Spruce
- Back & sides
- Mahogany
- Body
- Dreadnought
- Neck
- GE Modified Low Oval
- Scale length
- 25.4"
- 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

🎸 CELEBRATE 250 — $250 OFF
Martin Standard Series Savings — America’s 250th Birthday
Offer valid 7/1/26 – 7/31/26 11:59:59pm EST. While supplies last. Not valid on previous purchases.
The Martin D-18 Dreadnought Acoustic Guitar features a gloss-finished spruce top and genuine mahogany back and sides for a rich, balanced tone and superior resonance. Its forward-shifted X-brace and GE-Scalloped bracing pattern enhance dynamic sound, making it ideal for any style of play. The GE-modified low oval neck with a high-performance taper ensures comfortable playability across the 25.4" scale. The ebony fingerboard, adorned with Old Style 18 abalone inlays, adds a touch of elegance. Complete with a modern belly bridge and compensated bone saddle. Encased in a sturdy ply hardshell case.
SPECS
Body: D-14 Fret | Top: Spruce Gloss, Aging Toner | Back & Sides: Mahogany | Neck: GE-Modified Low Oval | Scale: 25.4" | Fingerboard: Ebony | Inlays: Old Style 18 Abalone | Bridge: Ebony | Saddle: Compensated Bone | Tuning: Nickel Open Gear | Case: Ply 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
- Dreadnought
- Year
- 2025
- Top Wood
- Spruce
- Back & Sides
- Mahogany
- Scale Length
- 25.4"
- Nut Width
- 1 3/4''
Body
- Top Wood
- Spruce
- Back & Sides Wood
- Mahogany
- Torrefied / Thermo-Cured
- No
- Color
- Yellow, Red, Orange
Neck & Fingerboard
- Neck Shape
- GE Modified Low Oval
- Scale Length
- 25.4"
- Nut Width
- 1 3/4''
Hardware & Electronics
- Tuning Machines
- Nickel Open Gear


