Fuel Pump Accessory Drive Shaft for Cummins M11 / ISM / QSM11 | 3896045
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
- Cummins M11 engines using specified accessory drive
- Cummins ISM / QSM11 using matching drive
Product Overview
The shaft couples the gear train to the intended accessory. Worn splines, damaged drive surfaces or incorrect alignment can lead to poor drive engagement or related mechanical noise.
Key Features & Performance
- Fuel-pump accessory drive shaft
- References 3896045 and 6577097X
- Mechanical shaft, not an electric fuel pump
OE / Reference Numbers
- 3896045
- 6577097X
Common Reasons for Replacement
- Worn spline or coupling
- Accessory drive fails to engage
- Mechanical drive noise
Fitment Notes
Compare length, spline geometry, end features and engine/CPL. 6577097X can denote a remanufactured exchange item rather than an identical loose shaft.
Frequently Asked Questions
Is this an OEM part? No. Unless the listing explicitly states otherwise, this is an aftermarket replacement or accessory. Manufacturer names and OE numbers identify the intended application.
How do I confirm fitment? Compare length, spline geometry, end features and engine/CPL. 6577097X can denote a remanufactured exchange item rather than an identical loose shaft.
Part Summary
Keywords: Fuel Pump Accessory Drive Shaft, 3896045, 6577097X, Cummins M11 engines using specified accessory drive, Cummins ISM / QSM11 using matching drive.
Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.