Product Overview
Cummins 2871929 PACCAR A029B233 DOC Filter
Interchange References: Cummins 2871929, 2871929NX, 2871929RX, PACCAR A029B233, Skyline CJ0420, Roadwarrior C0186-ID, DuraFit C20-0104, Dinex 58073
Replace a worn or damaged Cummins 2871929 or PACCAR A029B233 DOC Filter with this brand-new Skyline aftermarket Diesel Oxidation Catalyst. This DOC also cross-references Cummins service numbers 2871929NX and 2871929RX. It is intended for select Cummins ISC 8.3L, Cummins ISL 9L, and PACCAR PX-8 diesel engine applications equipped with compatible EPA07 exhaust aftertreatment systems. The Full Kit includes one 2871452 installation gasket, one 2866636 installation gasket, one 2871862 heavy-duty clamp, and one 2880482 heavy-duty clamp. This DOC has no core charge, includes a 3-year unlimited mileage warranty, is EPA compliant, and ships free within the continental United States.
Cummins and PACCAR DOC Cross References
Cummins 2871929 and PACCAR A029B233 DOC filters cross-reference with Skyline CJ0420 and the additional OEM, service, and aftermarket replacement numbers listed below.
| Manufacturer | Cross Reference Part Numbers |
|---|---|
| Cummins OEM | 2871929, 2871929NX, 2871929RX |
| PACCAR OEM | A029B233 |
| Skyline | CJ0420 |
| Roadwarrior | C0186-ID |
| DuraFit | C20-0104 |
| Dinex | 58073 |
| FSS Emission Products | CJ0420-FSS |
Cummins ISC ISL PACCAR PX-8 DOC Engine Compatibility
This Skyline DOC 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 DOC part number.
- Engine Platforms: Select Cummins ISC 8.3L, Cummins ISL 9L, and PACCAR PX-8 applications
- Approximate Model Years: Select 2010–2012 applications
- Emissions Standard: Select EPA07 exhaust aftertreatment applications
- Full Kit Gaskets: One 2871452 gasket and one 2866636 gasket
- Full Kit Clamps: One 2871862 clamp and one 2880482 clamp
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 DOC unit, one (1) 2871452 installation gasket, one (1) 2866636 installation gasket, one (1) 2871862 heavy-duty clamp, and one (1) 2880482 heavy-duty clamp
- DOC Only: Includes one (1) DOC only. Installation gaskets and clamps are not included
DOC Technical Specifications
| Measurement Parameter | Specification Value |
|---|---|
| Product Type | Diesel Oxidation Catalyst |
| Engine Compatibility | Select Cummins ISC 8.3L, ISL 9L, and PACCAR PX-8 applications |
| Overall Length | 13.56 in (344.42 mm) |
| Outer Body Diameter | 13.27 in (337.00 mm) |
| Dimensions | 13.27 × 13.27 in (337.00 × 337.00 mm) |
| Weight | 57.55 lb (26.13 kg) |
| Housing Material | Stainless steel |
| Included Installation Hardware | Full Kit includes two installation gaskets and two 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
- Brand-new Skyline aftermarket DOC Diesel Oxidation Catalyst
- Full Kit includes two installation gaskets and two heavy-duty clamps
- DOC Only configuration available without installation hardware
- No core charge or used catalyst 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 DOC May Need Inspection or Replacement
- Frequent, incomplete, or unsuccessful DPF regeneration cycles
- DOC efficiency or catalyst-conversion diagnostic trouble codes
- Slow exhaust-temperature increase during an active regeneration
- Excessive soot, oil, fuel, or ash contamination on the catalyst face
- High exhaust backpressure or abnormal pressure readings
- Reduced engine performance under load
- Cracking, melting, corrosion, or other physical catalyst damage
These symptoms may have multiple causes. Diagnose the complete engine, fuel, turbocharger, and exhaust aftertreatment systems before replacing the DOC.
*Note: Always verify exact compatibility using the vehicle VIN, emissions-family label, aftertreatment assembly information, and the original stamped OEM part number on the DOC before ordering.
Disclaimer: Product images are for reference only. Each selected configuration includes one (1) physical DOC unit. The Full Kit option includes one DOC, one 2871452 installation gasket, one 2866636 installation gasket, one 2871862 heavy-duty clamp, and one 2880482 heavy-duty clamp. The DOC Only option includes one DOC only, with no installation gaskets or clamps included.
