Preamps

Frankie - Bass Tech Will these Preamps work with your Bass? Ask Frankie, our Bass Tech.

Best Bass Gear is proud to be able to offer you a wide array of onboard preamps for your EQ and tone shaping needs. We offer systems custom prewired in house and also wired by the manufacturer with a large selection of control configurations for almost any bass.We stock only the highest quality manufacturers including ACG, Aguilar, Bartolini, Glockenklang, John East, Mike Pope, Nordstrand, and Seymour Duncan.

Frequently Asked Questions

Question: Where Can I Buy Preamps?

Answer: You can buy these from Best Bass Gear by Calling 877-839-3531 or Emailing us at sales@bestbassgear.com or chatting with our Bass Techs

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  1. (Custom Order)Glockenklang 1-Pickup 3-Knob 3-Band Vol P/P A/P - Treb-Hybrid passive tone - Mid/Bass Stack

    $200.00
    3-Band: 1-Pickup, 3-Knob VPP A/P - Treb-Hybrid passive tone - Mid/Bass Stack
    Control Configuration Volume Active/Passive Push/Pull Treb-Hybrid passive tone Mid/Bass Stack Description Recommended for use in Rock, Jazz, Solo, Reggae applications. Tight low-end that is focused...
  2. Aguilar OBP-1 2-Band Preamp Module

    $151.99
    Aguilar OBP-1 Module Only
    We are not authorized to ship Aguilar products outside of the United States and Canada. The Aguilar OBP-1 is a boost only preamp able to be used in conjunction with active or passive...
  3. Aguilar OBP-2 2-Band Preamp Module

    $155.99
    Aguilar OBP-2 Module Only
    We are not authorized to ship Aguilar products outside of the United States and Canada. The OBP-2 was designed to give bassists fat tone while being small enought fit into tight control...
  4. Aguilar OBP-3 3-Band Preamp Module

    $159.99
    Aguilar OBP-3 Module Only
    We are not authorized to ship Aguilar products outside of the United States and Canada. The Aguilar OBP3 was built from the ground up to be the ultimate source of full-bodied tone,...
  5. Bartolini HR-2.2/918 Pre-Wired Harness

    $148.00
    Bartolini 2.2 Compact Preamp - 2 Band EQ, 2 Pots: (Volume) (Treble/Bass Stack)
    Bartolini HR-2.2/918 Pre-Wired Harness 2 Band EQ, 2 Pots: (Volume) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...
  6. Bartolini HR-2.2AP/918 Pre-Wired Harness

    $159.00
    Bartolini 2.2AP Compact Preamp - 2 Band EQ, 2 Pots: (Volume with Pull-Bypass Switch) (Treble/Bass Stack)
    Bartolini HR-2.2AP/918 Pre-Wired Harness 2 Band EQ, 2 Pots: (Volume with Pull-Bypass Switch) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...
  7. Bartolini HR-2.3/918 Pre-Wired Harness

    $144.00
    Bartolini 2.3 Compact Preamp - 2 Band EQ, 3 Pots: (Volume) (Treble) (Bass)
    Bartolini HR-2.3/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...
  8. Bartolini HR-2.3AP/918 Pre-Wired Harness

    $156.00
    Bartolini 2.3AP Compact Preamp - 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Treble) (Bass)
    Bartolini HR-2.3AP/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...
  9. Bartolini HR-2.4/918 Pre-Wired Harness

    $196.00
    Bartolini 2.4 Compact Preamp - 3 Band EQ, 3 Pots: (Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
    Bartolini HR-2.4/918 Pre-Wired Harness 3 Band EQ, 3 Pots: (Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  10. Bartolini HR-2.5/918 Pre-Wired Harness

    $188.00
    Bartolini 2.5 Compact Preamp - 3 Band EQ, 4 Pots: (Volume) (Treble) (Mid with 250/800Hz push-pull) (Bass)
    Bartolini HR-2.5/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Volume) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...
  11. Bartolini HR-2.5AP/918 Pre Wired Harness

    $196.00
    Bartolini 2.5AP Compact Preamp - 3 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Treble) (Mid with 250/800Hz push-pull) (Bass)
    Bartolini HR-2.5AP/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...
  12. Bartolini HR-3.2/918 Pre-Wired Harness

    $159.00
    Bartolini 3.2 Compact Preamp - 2 Band EQ, 3 Pots: (Neck Volume) (Bridge Volume) (Treble/Bass Stack)
    Bartolini HR-3.2/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Neck Volume) (Bridge Volume) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...
  13. Bartolini HR-3.2AP/918 Pre-Wired Harness

    $176.00
    Bartolini 3.2AP Compact Preamp - 2 Band EQ, 3 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble/Bass Stack)
    Bartolini HR-3.2AP/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...
  14. Bartolini HR-3.3/918 Pre-Wired Harness

    $159.00
    Bartolini 3.3 Compact Preamp - 2 Band EQ, 3 Pots: (Volume) (Blend) (Treble/Bass Stack)
    Bartolini HR-3.3/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume) (Blend) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...
  15. Bartolini HR-3.3AP/918 Pre-Wired Harness

    $176.00
    Bartolini 3.3AP Compact Preamp - 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack)
    Bartolini HR-3.3AP/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  16. Bartolini HR-4.2/918 Pre-Wired Harness

    $148.00
    Bartolini 4.2 Compact Preamp - 2 Band EQ, 4 Pots: (Neck Volume) (Bridge Volume) (Treble) (Bass)
    Bartolini HR-4.2/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Neck Volume) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm]...
  17. Bartolini HR-4.2AP/918 Pre-Wired Harness

    $156.00
    Bartolini 4.2AP Compact Preamp - 2 Band EQ, 4 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass)
    Bartolini HR-4.2AP/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...
  18. Bartolini HR-4.2APJ/918 Pre-Wired Harness
    Out of stock

    Bartolini HR-4.2APJ/918 Pre-Wired Harness

    Out of stock

    $156.00
    Bartolini 4.2AP Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass)
    Bartolini HR-4.2APJ/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...
  19. Bartolini HR-4.2J/918 Pre-Wired Harness

    $148.00
    Bartolini 4.2J Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume) (Bridge Volume) (Treble) (Bass)
    Bartolini HR-4.2J/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  20. Bartolini HR-4.5/918 Pre-Wired Harness

    $156.00
    Bartolini 4.5 Compact Preamp - 2 Band EQ, 4 Pots: (Volume) (Blend) (Treble) (Bass)
    Bartolini HR-4.5/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Volume) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...
  21. Bartolini HR-4.5AP/918 Pre-Wired Harness

    $164.00
    Bartolini 4.5AP Compact Preamp - 2 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass)
    Bartolini HR-4.5AP/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  22. Bartolini HR-4.5APJ/918 Pre-Wired Harness

    $164.00
    Bartolini 4.5AP Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass)
    Bartolini HR-4.5APJ/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...
  23. Bartolini HR-4.5J/918 Pre-Wired Harness

    $156.00
    Bartolini 4.5J Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Volume) (Blend) (Treble) (Bass)
    Bartolini HR-4.5J/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Volume) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm]...
  24. Bartolini HR-5.0/918 Pre-Wired Harness

    $199.00
    Bartolini 5 Compact Preamp - 3 Band EQ, 5 Pots: (Volume) (Blend) (Treble) (Mid) (Bass)
    Bartolini HR-5.0/918 Pre-Wired Harness 3 Band EQ, 5 Pots: (Volume) (Blend) (Treble) (Mid) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm]...
  25. Bartolini NTMB+FL 3-Band Preamp Voiced For Fretless Bass

    $112.00
    3 band preamp with fully independent bass, midrange, and treble
    Bartolini NTMB+FL 3-Band Preamp Voiced For Fretless Bass Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating Voltage:...
  26. Bartolini NTMB+GF 3-Band Preamp Voiced For Fretted Bass

    $108.00
    Bartolini NTMB + GF 3-band preamp module
    Bartolini NTMB+GF 3-Band Preamp Voiced For Fretted Bass Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating Voltage:...
  27. Bartolini TC3 Harness with Jazz Plate
    Out of stock

    Bartolini TC3 Harness with Jazz Plate

    Out of stock

    $109.00
    This unit is a prewired harness that is a drop in replacement on a Jazz Bass Bass with the traditional control plate.
    TC3 Jazz Bass Specific HarnessThis unit is a prewired harness that is a drop in replacement on a Jazz Bass Bass with the traditional control plate. This harness utilizes Bartolini's TC3 booster preamp to bump up the gain level by 12db. It is useful if...
  28. Bartolini TCT-4.2APJ Pre-Wired Harness

    $182.00
    Bartolini 4.2AP Compact Preamp - TCT 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass)
    Bartolini TCT-4.2APJ Pre-Wired Harness TCT 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...
  29. Bartolini XTCT-3.3AP Pre-Wired Harness
    Out of stock

    Bartolini XTCT-3.3AP Pre-Wired Harness

    Out of stock

    $188.00
    Bartolini 3.3AP Compact Preamp - XTCT 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack)
    Bartolini XTCT-3.3AP Pre-Wired Harness XTCT 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...
  30. Darkglass Tone Capsule 1 or 2-Pickup 3-Knob 3-Band Module Bass - Lo Mid - High Mid

    $169.99
    Darkglass Tone Capsule The Tone Capsule is a new, unusual take on onboard preamplifiers. It's designed to respect your instrument's natural character while expanding exponentially the tonal possibilities. The Tone Capsule is...

Frequently Asked Questions

Question: Where Can I Buy Preamps?

Answer: You can buy these from Best Bass Gear by Calling 877-839-3531 or Emailing us at sales@bestbassgear.com or chatting with our Bass Techs

Shop By Filter