Product Description
Genuine Cummins
Cummins 2830559 — Oil Cooler Gasket (Cooler to Engine Block) for ISB 6.7L
MPN: 2830559 | Also Known As: oil cooler core gasket, cooler-to-block gasket | Pair With: 3974127 (cooler→filter) for a complete seal set
Why This Part
- ✓ OE gasket for proper sealing between the oil cooler core and engine block.
- ✓ Direct-fit for Ram 6.7L ISB (2007.5–2022).
- ✓ Prevents oil leaks and protects oil pressure & bearing health.
- ✓ Works with OE cooler 3975818 and filter head 5289557.
OE Fit Sealing Component 1 Per Service
Quick Specs
| Type | Oil cooler gasket (cooler-to-block) |
|---|---|
| OE Part # | 2830559 |
| Compatible Components | Cooler 3975818 · Filter Head 5289557 · Gasket 3974127 (cooler→filter) |
| Qty Required | 1 per service (sold individually) |
Verified Fitment (Automotive)
| Year Range | Engine | Chassis |
|---|---|---|
| 2007.5–2022 | Ram 6.7L ISB (24V Common-Rail) | Ram 2500/3500 |
Notes: Cummins indicates this gasket is used primarily on EPA13 6.7L ISB/QSB platforms; always verify by VIN/ESN for late-year changes and industrial variants.
Often Paired With
- Oil Cooler Core: Cummins 3975818 (6.7L)
- Companion Gasket: 3974127 (cooler→filter head)
- Oil Filter Housing: Cummins 5289557
- Fresh oil & filter after installation to flush debris
What’s In The Box
- (1) Genuine Cummins Oil Cooler Gasket (2830559)
- Other gaskets/hardware sold separately (see “Often Paired With”).
Install Tips
- Clean mating surfaces; do not use sealants unless specified by Cummins.
- Torque fasteners to spec in sequence; recheck after warm-up.
- Change oil & filter after installation if contamination was present.
FAQ
WILL THIS FIT MY 2007.5–2022 6.7L CUMMINS RAM?Yes—this is the OE cooler-to-block gasket for most 2007.5–2022 Ram 6.7L ISB applications (verify by VIN/ESN).
DO I ALSO NEED THE COOLER-TO-FILTER GASKET?Usually yes. Pair 2830559 with gasket 3974127 (cooler→filter head) whenever the cooler or filter head is removed.
WHAT COOLER AND FILTER HEAD DOES THIS WORK WITH?It mates the block to OE cooler 3975818. The filter head is 5289557 on most ISB applications.
IS THIS A GENUINE CUMMINS PART?Yes—OE Cummins 2830559 for correct fit and durability.
WILL THIS FIT INDUSTRIAL ISB/QSB 6.7 ENGINES?Common on EPA13 ISB/QSB 6.7 applications; always confirm by ESN.
