Shopping for: Confirm the part against your engine serial number and application before ordering.
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Cummins ISB / QSB / 6B 5.9 / 6.7 Bearings & Bushings
Bearings & Bushings for Cummins ISB / QSB / 6B 5.9 / 6.7 engines. Every part in this collection is listed for the 6B, 6BT, ISB, QSB by its catalog application record, not by its title. Check your engine serial number or CPL against the part page before ordering.
12 part numbers. Match the part number and your engine serial number — not sure? Call or text (720) 445-6249.
| Part # | Replaces | Description | Fits | Price | Availability |
|---|---|---|---|---|---|
| 172094 | Cummins 3939394 | Cummins QSB SERIES ENGINE UPPER INDUSTRIAL BEARING | CUMMINS QSB SERIES ENGINE | Call for price | Request lead time |
| 172093 | Cummins 3939384 | Cummins QSB SERIES ENGINE LOWER INDUSTRIAL BEARING | CUMMINS QSB SERIES ENGINE | Call for price | Request lead time |
| 172085 | Cummins 3939391 | Cummins QSB SERIES ENGINE UPPER INDUSTRIAL BEARING | CUMMINS QSB SERIES ENGINE | Call for price | Request lead time |
| 172084 | Cummins 3939381 | Cummins QSB SERIES ENGINE LOWER INDUSTRIAL BEARING | CUMMINS QSB SERIES ENGINE | Call for price | Request lead time |
| 172055 | Cummins 4938953 Cummins 3283063 Cummins 3927770 +2 more |
Cummins MAIN THRUST BEARING(.50mm) | CUMMINS 4B ENGINES 3.9 CUMMINS 6B ENGINES 5.9 |
Call for price | Request lead time |
| 172091 | Cummins 3939393 | Cummins QSB SERIES ENGINE UPPER INDUSTRIAL BEARING | CUMMINS QSB SERIES ENGINE | Call for price | Request lead time |
| 172090 | Cummins 3939383 | Cummins QSB SERIES ENGINE LOWER INDUSTRIAL BEARING | CUMMINS QSB SERIES ENGINE | Call for price | Request lead time |
| 172040HP | — | Cummins LOWER THRUST BEARING | CUMMINS 5.9L CUMMINS CUMMINS ISB ENGINES |
$34.14 | Ships from supplier · Lead time confirmed when you order |
| 172088 | Cummins 3939392 | Cummins QSB Upper Industrial Bearing | CUMMINS QSB SERIES ENGINE | $69.70 | Sold out - call for options |
| 172087 | Cummins 3939382 | Cummins QSB Lower Industrial Bearing | CUMMINS QSB SERIES ENGINE | $98.27 | Sold out - call for options |
| 172058 | Cummins 4938947 Cummins 3945663 |
Cummins 4B 3.9 / 6B 5.9 Main Thrust Bearing (1Mm) | CUMMINS 4B ENGINES 3.9 CUMMINS 6B ENGINES 5.9 |
$313.80 | Ships from supplier · Lead time confirmed when you order |
| 172056 | Cummins 4938946 Cummins 3945662 |
Cummins 4B 3.9 / 6B 5.9 Main Thrust Bearing (.50Mm) | CUMMINS 4B ENGINES 3.9 CUMMINS 6B ENGINES 5.9 |
$428.21 | Sold out - call for options |
Got a Number We Don't List?
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