Home/Cummins B-Series Parts — ISB, 6BT, 4BT & QSB/Cummins ISB ENGINES BELT TENSIONER
Cummins ISB ENGINES BELT TENSIONER
Cummins ISB ENGINES BELT TENSIONER
Cummins ISB ENGINES BELT TENSIONER
Cummins ISB ENGINES BELT TENSIONER
Cummins ISB ENGINES BELT TENSIONER
Cummins ISB ENGINES BELT TENSIONER

Cummins ISB ENGINES BELT TENSIONER

BELT TENSIONERFits:CUMMINS ISB ENGINESOEM cross-references: CUMMINS 4059203 CUMMINS 3680515 CUMMINS 4026776
Warranty BackedQuality AftermarketFree Freight
JAK'S Part #JAKS-180898OEM
$783.99
In Stock — Ships Today if ordered by 3:00 PM MT
Drop in your engine serial number and a JAK'S tech double-checks this part fits before your order ships — no guesswork.
Secure Checkout 30-Day Returns Warranty Backed Ships Same Day
Not sure it's the right fit? Call a specialist
(720) 445-6249
Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy

BELT TENSIONER

Fits:

  • CUMMINS ISB ENGINES

OEM cross-references:

  • CUMMINS 4059203
  • CUMMINS 3680515
  • CUMMINS 4026776

Warranty Backed. Every part is covered against defects in materials and workmanship. Call a specialist for the coverage details on this part.

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