A setup balances the neck, bridge and nut around one specific set of strings. If you set up the guitar with old strings and then switch to a new gauge, the work drifts out of adjustment.
Why fresh strings matter for a setup:
- Intonation: worn strings play out of tune higher up the neck, so intonating on them gives wrong results.
- Relief: heavier strings pull the neck forward more than lighter ones. A new gauge means a new truss rod position.
- Action and nut slots: a heavier gauge may not seat in nut slots cut for a lighter one.
How to plan it:
- Decide on your gauge first. If you're not sure, try the set for a week or two.
- Buy an extra set so the setup can be done with fresh strings.
- Tell the tech your gauge and tuning, including any drop or alternate tunings.
- After the setup, keep using the same gauge and tuning so the adjustment holds.
Our most common starting points are S1046 Light in Power Wound Nickel, P1254 Light in Phosphor Bronze and NR45105L Medium Light in Power Wound Nickel Bass.