311021 Cat / Caterpillar PISTON KIT
What’s In This Kit
Browse 3 included components with current product details and availability.
-
311020Cat / Caterpillar 3406 ENGINES PISTON In stock -
311008Caterpillar 3400 / 3406 Piston Pin In stock -
311006Cat / Caterpillar PISTON PIN RETAINER (Pack of 2) In stock - No included components match that search.
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
-
311065Cat / Caterpillar PISTON KIT In stock - No kits match that search.
| Brand | PAI Industries |
| Part Category | Pistons, Rings & Rods |
| Sub-Type | Piston |
| Engine Make | Caterpillar |
| Engine Model | 3406 |
PISTON KIT
Fits:
- CATERPILLAR 3406 ENGINES
- CATERPILLAR 3400 SERIES
OEM cross-references:
- 311020 6N4126
- 311008 7N9807
- 311006 7E5665
Warranty: 24 months
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.