Pricing and availability

We compare 600+ stores and found this item at 7 stores. Prices updated .

Sweetwater
5.0 (3)
$25.99
Amazon
4.8 (294)
$24.95
Reverb
5.0 (3)
$21.89 New
$24.99 Used
Thomann
4.7 (62)
$21.40

Price History

Based on price data from 4 merchants for "Rotosound SM66 Stainless Steel Bass Strings (40-100)". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Elevate your bass playing with Rotosound SM66 Stainless Steel Bass Strings, the perfect blend of precision engineering and musical craftsmanship. Renowned for their bright tone and long-lasting durability, these strings are a favorite among bassists seeking a dynamic sound and reliable performance. Crafted from high-quality stainless steel, they provide a distinctive clarity and punch that can cut through any mix, making them ideal for both studio sessions and live performances.

Designed for long-scale bass guitars, the SM66 set offers a well-balanced tension across its gauges, from .040” to .100”. This ensures a comfortable playability while maintaining the resonance and sustain demanded by professional musicians. Whether you're laying down intricate grooves or driving a powerful rhythm, these strings deliver a consistent and responsive feel.

Rotosound's legacy of innovation and quality is embodied in the SM66, making it a go-to choice for bassists who refuse to settle for anything less than excellence. Join a community of musicians who trust Rotosound to enhance their sound and express their creativity with confidence.

Key Features:

  • Gauges: .040", .060", .080", .100"
  • Long Scale Design
  • High-Quality Stainless Steel Construction
  • Bright Tone with Exceptional Clarity
  • Balanced Tension for Comfortable Playability

Product specs

Available since July 2015
String gauge 040 - 100
Material Stainless Steel
Scale Long Scale
Taperwound No

FAQs

What tone can I expect from Rotosound SM66 Stainless Steel Bass Strings?

Rotosound SM66 strings are known for their bright and punchy tone, making them ideal for genres like rock and funk where clarity and definition are important.

Are Rotosound SM66 strings suitable for slap bass techniques?

Yes, the bright and articulate nature of these stainless steel strings makes them well-suited for slap bass techniques, providing the crispness and attack that players often seek.

How do the Rotosound SM66 strings compare to nickel-wound strings?

Rotosound SM66 stainless steel strings offer a brighter and more cutting tone compared to nickel-wound strings, which tend to provide a warmer and more mellow sound.

Are Rotosound SM66 strings compatible with all bass guitars?

These strings are designed for long-scale bass guitars, so they should fit most standard basses. However, always check your instrument's specifications to ensure compatibility with 040-100 gauge strings.

How durable are Rotosound SM66 Stainless Steel Bass Strings?

Rotosound SM66 strings are made from stainless steel, which is known for its durability and resistance to corrosion, making them a reliable choice for regular gigging and practice.

Robert Nichols

Robert Nichols

Rotosound Swing Bass 66 SM66 40 60 80 100 Review

Video thumbnail for Rotosound Swing Bass 66 SM66 40 60 80 100 Review by Robert Nichols

Rotosound Swing Bass 66 SM66 40 60 80 100 Review

Robert Nichols

Robert Nichols

Reviews

PROS

  • Bright, cutting tone ideal for rock, metal, and jazz genres

  • Maintains tuning stability very well

  • Good presence and even response across strings

  • Easy to bend with a nice flex once bedded in

  • Long-lasting clarity and durability compared to other strings

  • Benchmark for roundwound bass strings, used by notable bassists

  • Offers good value for money, less expensive than some alternatives

  • Adaptable for various tunings, including drop D

  • Available in a variety of useful gauges

CONS

  • Initial high treble may require time to settle

  • Unique tone may not suit all musical tastes

  • Can feel abrasive and harder on fingers initially

  • Aesthetic downgrade with red thread only on one side

  • Tends to wear out frets faster than other stainless steel strings

Based on 0 Reviews and 0 Ratings

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Artist usage

Add artist
See how Doug Wimbish uses Rotosound SM66 Stainless Steel Bass Strings (40-100)

Doug Wimbish

Bassist

Living Colour

...
Verified via Rotosound Music Strings

Doug Wimbish uses Rotosound SM66 Stainless Steel Bass Strings (40-100), a hybrid gauge version, as noted in a Rotosound article detailing his visit to their factory.

See how Suzi Quatro uses Rotosound SM66 Stainless Steel Bass Strings (40-100)

Suzi Quatro

Singer, Bassist

The Pleasure Seekers

...
Verified via BassPlayer.com

Quatro uses Rotosound SM66 Swing Bass strings.

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Rotosound SM66 Stainless Steel Bass Strings (40-100), it is most commonly used with the following gear.

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