Product Overview
Cummins 4965229 5579353 4969839 Q623316 Q621377 A064B982 DPF Filter
Interchange References: Cummins 4965229, 4965229NX, 4965229RX, 5579353, 5579353NX, 5579353RX, 4969839, 4969839NX, 4969839RX, Q623316, Q621377, A064B982, Skyline CJ1203, FSS Emission Products CJ1203-FSS, DuraFit C17-0042, Roadwarrior C0003-SA, Dinex 58003
Replace a worn or damaged Cummins 4965229, 5579353, or 4969839 DPF Filter with this brand-new Skyline aftermarket Diesel Particulate Filter. This replacement also cross-references the related NX and RX service numbers, along with Q623316, Q621377, and A064B982. It is intended for select Cummins ISC and PACCAR PX-8 diesel engine applications equipped with compatible EPA07 exhaust aftertreatment systems. The Full Kit includes two 2871452 installation gaskets and two 2871862 heavy-duty clamps. This DPF has no core charge, includes a 3-year unlimited mileage warranty, is EPA compliant, and ships free within the continental United States.
Cummins DPF Cross References
Cummins 4965229, 5579353, and 4969839 DPF filters cross-reference with Skyline CJ1203 and the additional Cummins, PACCAR, service, and aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Cummins / PACCAR OEM | 4965229, 4965229NX, 4965229RX, 5579353, 5579353NX, 5579353RX, 4969839, 4969839NX, 4969839RX, Q623316, Q621377, A064B982, 621371, 623316, 623804 |
| Skyline | CJ1203 |
| FSS Emission Products | CJ1203-FSS |
| DuraFit | C17-0042 |
| Roadwarrior | C0003-SA |
| Dinex | 58003 |
Cummins ISC PACCAR PX-8 DPF Engine Compatibility
This Skyline DPF is intended for select Cummins- and PACCAR-powered commercial applications equipped with compatible EPA07 exhaust aftertreatment systems. Exact compatibility varies by engine configuration, emissions family, model year, chassis, exhaust layout, aftertreatment assembly, and the original stamped DPF part number.
- Engine Platforms: Select Cummins ISC and PACCAR PX-8 applications
- Approximate Model Years: Select 2007–2009 applications
- Emissions Standard: Select EPA07 exhaust aftertreatment applications
- Primary OEM Numbers: 4965229, 5579353, and 4969839
- Additional References: Q623316, Q621377, and A064B982
- Full Kit Hardware: Two 2871452 installation gaskets and two 2871862 heavy-duty clamps
Choose Your Kit Configuration
Select the configuration from the product options that best fits your installation needs.
- Full Kit (Best Value): Includes one (1) brand-new DPF unit, two (2) 2871452 installation gaskets, and two (2) 2871862 heavy-duty clamps
- DPF Only: Includes one (1) DPF only. Installation gaskets and clamps are not included
DPF Technical Specifications
| Measurement Parameter | Specification Value |
|---|---|
| Product Type | Diesel Particulate Filter |
| Common Search Terms | DPF, DPF Filter, Diesel Particulate Filter, Diesel Exhaust Filter |
| Primary OEM Part Numbers | 4965229, 5579353, 4969839 |
| Service Numbers | 4965229NX, 4965229RX, 5579353NX, 5579353RX, 4969839NX, 4969839RX |
| Additional References | Q623316, Q621377, A064B982 |
| Manufacturer Part Number | Skyline CJ1203 |
| Engine Compatibility | Select Cummins ISC and PACCAR PX-8 applications |
| Housing Material | Stainless steel |
| Weight | 43.66 lb (19.80 kg) |
| Overall Length | 13.65 in (346.71 mm) |
| Outer Body Diameter | 11.67 in (296.50 mm) |
| Dimensions | 11.67 × 11.67 in (296.50 × 296.50 mm) |
| Full Kit Gaskets | Two 2871452 installation gaskets |
| Full Kit Clamps | Two 2871862 heavy-duty clamps |
| Core Condition | Brand-new aftermarket unit |
| Core Charge | No core charge |
| Warranty | 3-year unlimited mileage warranty |
| Emissions Standard | EPA07 compliant |
Key Features
- Replacement for Cummins 4965229, 5579353, and 4969839 applications
- Brand-new Skyline aftermarket DPF Diesel Particulate Filter
- Full Kit includes two installation gaskets and two heavy-duty clamps
- DPF Only configuration available without installation hardware
- No core charge or used filter return required
- Stainless steel housing construction
- EPA07 compliant for applicable federal emissions applications outside California
- Ships free within the continental United States
- Backed by a 3-year unlimited mileage warranty
Signs Your DPF May Need Inspection or Replacement
- Frequent, incomplete, or unsuccessful regeneration cycles
- Excessive soot loading, ash accumulation, or visible face plugging
- Abnormal DPF differential-pressure readings
- High exhaust backpressure
- DPF restriction, soot-capacity, or filter-efficiency diagnostic trouble codes
- Visible soot at the tailpipe that may indicate internal filter damage
- Reduced engine performance under load
- Cracking, melting, corrosion, or other physical filter damage
These symptoms may have multiple causes. Diagnose the complete engine and exhaust aftertreatment system before replacing the DPF.
*Note: Always verify exact compatibility using the vehicle VIN, emissions-family label, aftertreatment assembly information, and the original stamped OEM part number on the DPF before ordering.
Disclaimer: Product images are for reference only. Each selected configuration includes one (1) physical DPF unit. The Full Kit option includes one DPF, two 2871452 installation gaskets, and two 2871862 heavy-duty clamps. The DPF Only option includes one DPF only, with no installation gaskets or clamps included.
