Buy Genuine Cummins Fan Support for B Series, ISB/QSB/ISL - wisentpartscenter.com

Description

Overview
Fan support for Cummins B Series, ISB/QSB/ISL is a front engine mounting component that helps hold and position the fan drive assembly within the cooling system. It supports proper alignment of rotating components, helps maintain stable fan operation, reduces unwanted movement at the mounting point, and contributes to dependable cooling system performance in diesel applications.

Fitment

  • Cummins 4B, 4BT, 4BTA
  • Cummins 6B, 6BT, 6BTA
  • Cummins B4.5, B6.7
  • Cummins ISB5.9, ISB6.7, ISBE4, ISL
  • Cummins QSB3.9, QSB4.5, QSB5.9, QSB6.7

Note: Verify fitment with us before ordering to ensure the correct part for your application.

Why Buy 3910594 from Wisent Parts

  • ⏱️
    Fast shipping
    Orders before 12PM EST ship same business day.
  • 🛡️
    180-day warranty
    All parts covered from delivery date.
  • ↩️
    Easy returns
    30-day returns.
  • Verify fitment
    Send VIN/ESN and we’ll confirm.

Shop with confidence

Warranty & Return Information
Warranty Information

Wisent Parts offers a 180-day warranty on all parts from the date of delivery. This warranty covers orders placed directly through our website. If a part fails during this period, we’re here to help - whether it’s a replacement, repair, or refund. For full details, refer to the Warranty page.

Return Information

Wisent Parts accepts returns within 30 days of delivery. All returns are subject to a restocking fee. To qualify, parts must be unused and in their original condition. For full return instructions and restocking fee details, please refer to the Returns page.