Today, we will explore the process of changing double bass strings. Although this task may not be the most enjoyable for various reasons, it remains essential. As the renowned double bass teacher George Vance articulated, while double bass strings rarely break, they gradually lose their quality.
While my strings are not completely worn out, a change is due. This video aims to record the string replacement process and to compare my reliable Kaplans with a new set of Pirastro Perpetuals, kindly provided by Pirastro.
Preparing Your Work Area
Before you begin, it’s crucial to set up your work area correctly. I’ve got my bass up on the table here with the neck propped up using a pillow to ensure the scroll doesn’t wobble. This setup minimizes back strain and gives you better access to the strings. While some people prefer changing strings while standing and letting the bass rock naturally, I tweaked my back moving some boxes recently, so I opted for the table method.

Tools You’ll Need
- A string winder (optional but highly recommended)
- A pencil (to apply graphite)
- Your new set of strings
- Patience!
The process starts by loosening the existing strings. I prefer to alternate hands when loosening them to avoid muscle fatigue. If you have a string winder, this will speed up the process significantly. Unfortunately, I’ve lost mine, so I’ll be doing this manually.
A great option for manually winding your strings.
Removing the Old Strings
Start by loosening the G string until it’s pliable enough to easily pull out of the peg. You don’t need to unwind it completely from the peg, just enough to free it. Be cautious not to accidentally turn the peg the wrong way, as this could add unnecessary tension.

Once the string is loose, remove it from the tailpiece and save it as a spare. Even though strings rarely break, they can be useful for students or emergencies. I like to keep mine organized in their original cases, even if they are different brands.
If you need a separate drill, this is a great option!
Prepping the Bridge and Nut
Next, take your pencil and apply a bit of graphite to the bridge and the nut. This helps reduce friction and can prevent the winding of the strings from unraveling. Graphite acts as a lubricant, allowing the string to move smoothly and evenly.

Installing the New Strings
Begin by threading the new G string through the tailpiece and peg. Make sure the ball of the string sits properly in its slot. Avoid crossing strings over one another in the peg box, as this can cause friction and instability.
Turn the peg to tighten the string while maintaining some pressure near the bridge to keep the string in line. As you start to see the metal winding pass the nut, ensure it stays in its slot on the bridge and nut. Gradually bring the string up to pitch, but don’t worry too much about perfect tuning at this stage, as the string will stretch and settle.
Repeat this process for the D string, A string, and E string. Note that if you have an extension, the E string will have a different setup. Apply the same pencil graphite technique to the areas where the strings pass through the nut and bridge.

Tuning and Final Adjustments
Once all strings are installed, it’s time for initial tuning. A tuner can be very helpful here, although the string will stretch and require frequent retuning initially. Be vigilant about the alignment of your bridge during this process to prevent it from leaning or falling.
Use the following steps:
- Bring each string up to the desired approximate pitch.
- Check the bridge’s position and make any necessary adjustments.
- Retune each string, as tension from one can affect the others.
Conclusion
Changing double bass strings is a laborious but essential task that can significantly impact your instrument’s sound and playability. Remember, having a string winder makes the process easier and quicker, so consider investing in one if you don’t already have one.
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