Caterpillar Piston, PAI 311110 (OEM 2382720), Pack of 1
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Check application, pack quantity, and coverageCompare warranty, price, pack quantity, and included components. Confirm the part against your engine details before ordering. Compare warranties →
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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311111Caterpillar C7 Piston Kit, PAI , Pack of 1 In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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305056Caterpillar Top Compression Piston Ring, PAI (OEM 1979386), Pack of 3 In stock -
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305058Caterpillar Oil Control Piston Ring, PAI (OEM 1979354), Pack of 3 In stock
| Brand | PAI Industries |
| Part Category | Pistons, Rings & Rods |
| Sub-Type | Piston |
| Engine Make | Caterpillar |
| Engine Model | C7 |
Pack of 1.
PAI 311110 is a piston. The manufacturer lists a 4.33-inch bore. This listing identifies the named component.
Compatible Engines
PAI lists Caterpillar 3100 Series; Caterpillar C7 Engine applications. Match the required part number and listed application.
Manufacturer references: Caterpillar 10R1930; Caterpillar 197-9370; Caterpillar 1979370; Caterpillar 20R0635; Caterpillar 212-3652; Caterpillar 2123652; Caterpillar 238-2720; Caterpillar 2382720.
Compare the full part number and required specification before ordering.
Fits:
- CATERPILLAR 3100 SERIES
- CATERPILLAR C7 ENGINE
OEM cross-references:
- CATERPILLAR 10R1930
- CATERPILLAR 197-9370
- CATERPILLAR 1979370
- CATERPILLAR 20R0635
- CATERPILLAR 212-3652
- CATERPILLAR 2123652
- CATERPILLAR 238-2720
- CATERPILLAR 2382720
Warranty: 24 months
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| CATERPILLAR 10R1930 |
| CATERPILLAR 197-9370 |
| CATERPILLAR 1979370 |
| CATERPILLAR 20R0635 |
| CATERPILLAR 212-3652 |
| CATERPILLAR 2123652 |
| CATERPILLAR 238-2720 |
| CATERPILLAR 2382720 |
| PAI 311110 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.






