611009 Detroit Retaining Ring
Used In These Kits
This part is included in 2 engine & overhaul kits — find yours below.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
-
631265Detroit DIESEL DD15 ENGINE HEAD GASKET Ships from supplier · Lead time confirmed when you order -
631355Detroit DIESEL DD15 ENGINE LOWER GASKET KIT Ships from supplier · Lead time confirmed when you order -
611070Detroit DIESEL DD15 ENGINE MONOTHERM PISTON Ships from supplier · Lead time confirmed when you order -
645031Detroit DIESEL DD15 ENGINE PISTON COOLING NOZZLE Ships from supplier · Lead time confirmed when you order
| Engine family | Detroit DD15 |
| Brand | PAI Industries |
| Part Category | Fasteners & Hardware |
| Sub-Type | Fastener / Hardware |
| Engine Make | Detroit |
| Engine Model | DIESEL DD15 |
| Condition | New |
| Stage / Tier | Standard |
Sold in a pack of 2. Price shown is for 2 pieces.
RETAINING RING
PAI Part #: 611009
OEM References:
- DETROIT DIESEL A4729940041
- DETROIT DIESEL A4729940241
- DETROIT DIESEL A4729940341
Applications:
- DETROIT DIESEL DD15 ENGINE
Warranty: 2.0 year(s)
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 |
|---|
| A4729940041 |
| A4729940241 |
| A4729940341 |
| DETROIT DIESEL A4729940041 |
| DETROIT DIESEL A4729940241 |
| DETROIT DIESEL A4729940341 |
| PAI 611009 |
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.






