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How to Buy a Used Guitar in 2026

The used guitar market is excellent — you get better instruments for less money. But it requires knowing what to inspect. Here's everything you need to know.

Used Guitar Inspection Checklist

Go through these in order. The first three items (headstock, neck, neck joint) account for most costly used-guitar defects.

Headstock

Look for hidden cracks or repairs

Examine under bright light from multiple angles. Look for color variation, finish bubbles, or over-sprayed areas. Run your finger across the back — a repaired headstock often has a slightly different texture.

Neck

Check for straightness and warping

Sight down the neck from the headstock toward the body — it should be straight with a slight forward bow (relief). A back-bow or S-curve is a problem. Fret buzz on multiple frets may indicate neck issues.

Neck joint

Check for cracks, separation, or poor repairs

For bolt-on: try to wiggle the neck side-to-side. For set-neck: look for finish cracking around the heel, signs of glue, or obvious separation between neck and body.

Frets

Check for wear, uneven height, and sharp edges

Run your thumb across all frets — they should feel smooth. Look for flat-topped frets (worn down), grooves under the strings, and fret ends sticking out past the fretboard edge (low humidity shrinkage).

Nut

Check for wear, cracks, and proper slot depth

Look for worn grooves that sit the strings too low (buzzes on open strings). Bone and TUSQ are better than plastic — plastic is a red flag on expensive instruments. Nuts are cheap to replace ($20–$50) but add to the total cost.

Tuners

Verify smooth operation and original hardware

Turn each tuner through its range — should move smoothly without slipping. Original tuners on vintage instruments add value; replaced tuners may indicate previous repair.

Body

Check for cracks, dings, buckle rash, and finish issues

Run your hand across the top and back in bright light. Cracks starting from the strap button (endpin) indicate poor storage. Body cracks on solid-wood acoustics are concerning; finish checking on lacquer electrics is cosmetic only.

Bridge (acoustic)

Check for lifting and proper saddle

Slide a credit card under the bridge at the front — any gap means it's lifting, which affects tone and stability. A properly seated bridge has no gap along its full length. Replacing an acoustic bridge costs $150–$300.

Bridge/saddle (electric)

Check for wear, correct intonation adjustment

On Fenders: check the saddle screws for stripped threads. On Gibsons: verify the bridge is seated flat. On tremolo bridges: check the knife edges (pivot points) for wear. Floating trem setups should return to center after use.

Electronics

Test all controls and pickups

Plug in and test every pickup position. Turn every volume and tone pot — should be smooth with no crackling. Toggle the pickup selector through all positions. Crackling pots are fixable ($5 with DeoxIT, 10 minutes); dead pickups are a bigger expense.

Truss rod

Verify it turns and has adjustment room

Ask the seller to turn the truss rod ¼ turn in each direction in front of you. It should move without extreme force. A stuck truss rod can make an otherwise fine guitar unplayable.

Critical — skip this, pay dearly later Important — affects playability Minor — cosmetic or cheap fix

Red Flags — Walk Away From These

Refusal to let you inspect the neck joint

This is where most serious repairs hide

Photos that avoid the headstock back

Headstock cracks are the most common major defect on used guitars

Description says "plays great" only

Sellers with good instruments describe them in detail

Recent paint job or refinish not disclosed

Refins reduce vintage value by 60–80%

Replaced pickups on a guitar sold for original-spec price

Changes the instrument's character and may indicate other issues

What is the most important thing to check when buying a used guitar?

The neck — specifically, whether it's straight and whether the truss rod works. A guitar with fret buzz, high action, or a warped neck is often unplayable until expensive repairs are done. Second is the headstock: check the back for hidden cracks or repairs. Third is the neck joint: for set-neck guitars (Les Paul, SG), look for any separation at the heel. These three areas account for the majority of costly used-guitar problems.

Is it safe to buy a used guitar online?

Yes, with the right platform. Reverb is the most reliable online marketplace for musical instruments — they have seller verification and Buyer Protection that covers guitars not as described. eBay's Money Back Guarantee is also strong. The main risk is getting a guitar in worse condition than described; with Reverb and eBay's buyer protection, you can return it if that happens. Never buy from private sellers via wire transfer, Zelle, or Venmo with no buyer protection.

How much should I pay for a used guitar?

A good used guitar typically sells for 50–70% of its original retail price in Excellent condition, 35–55% in Good condition. Use Reverb's "sold" filter to see what the same model in the same condition actually sold for (not just asking prices — sellers often list high and discount). Price also varies by platform: Reverb prices are usually 10–15% higher than eBay for equivalent items because of the musician-specific audience.

What should I avoid when buying a used guitar?

Avoid guitars with: (1) hidden headstock cracks — the most common costly defect; (2) truss rods that won't turn — makes action unfix-able; (3) bridge lifting on acoustics — expensive repair; (4) refinished bodies on vintage guitars — reduces value 60–80%; (5) non-original pickups on a guitar priced for original spec. Crackling pots, worn frets, and minor finish wear are all acceptable and negotiable.

Should I get a guitar setup after buying used?

Almost always, yes. A professional guitar setup ($50–$80) adjusts the truss rod, action, intonation, nut slots, and pickup height. Most used guitars haven't been set up by a professional in years. A good setup transforms a guitar that feels mediocre into one that plays beautifully. Budget for it when calculating your total purchase cost.

How do I know if a guitar has had major repairs?

Look for: overspray (areas where the finish sheen doesn't match — run the guitar under a single-direction light source), color variation on the headstock (a classic sign of a headstock crack repair), uneven binding near the neck joint, filler material in cracks, and inconsistent screw slot directions (suggests the hardware was removed and replaced). Ask the seller directly — they may disclose repairs that photos don't show.

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