Shopping for: Confirm the part against your engine serial number and application before ordering.
Change engine
GKT-3748 O-RING KIT
Commercial diesel piston ring. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$10.39$11.30
Save $0.91
In stock — ships same day
8 available
PAI Part #GKT-3748
JAK'S Part #JAKS-GKT-3748
Included Components
What’s In This Kit
Browse 3 included components with current product details and availability.
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GGA-2946Fuller O-RING (Pack of 10) In stock -
GGA-2951O-RING (Pack of 10) In stock -
GGA-2947Mack CX613 MODELS O-RING (Pack of 10) In stock - No included components match that search.
Kit Membership
Used In These Kits
This part is included in 3 engine & overhaul kits — find yours below.
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GBK-6685BEARING AND SEAL KIT In stock -
GBK-8957BEARING AND SEAL KIT In stock -
GGS-3971TRANSMISSION GASKET KIT In stock - No kits match that search.
Complete The Rebuild
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Gaskets & Seals |
| Sub-Type | O-Ring |
O-RING KIT
OEM cross-references:
- GGA-2946 56AX533
- GGA-2951 56AX513
- GGA-2947 56AX534
- MACK 207SH35
- PAI GKT-3748
Warranty: 24 months
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.