Dorman 674-9057 Diesel Particulate Filter (DPF) Gasket
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$145.02
Couldn't load pickup availability
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
When the diesel particulate filter (DPF) is failed or damaged, service it thoroughly by installing this direct replacement gasket. Made of durable materials for reliable service, it matches the function of the factory part and ensures a tight seal to the DPF.
- Direct replacement - this diesel particulate filter (DPF) gasket matches the original gasket required to repair the DPF on specified vehicles
- Ideal solution - this gasket is a reliable replacement for an original part that is damaged, failed or missing
- Durable construction - this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2014 | Kenworth | T800 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2011 | Spartan Motors | Gladiator | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2010 | Spartan Motors | Gladiator | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2009 | Crane Carrier | LDT 2 Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2009 | Crane Carrier | LET 2 Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2009 | Kenworth | T800 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2009 | Peterbilt | 365 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2009 | Peterbilt | 384 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Crane Carrier | LDT 2 Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Crane Carrier | LET 2 Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Kenworth | T800 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Kenworth | W900 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Peterbilt | 365 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Peterbilt | 384 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Pierce Mfg. Inc. | Custom | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Pierce Mfg. Inc. | Enforcer | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Pierce Mfg. Inc. | Saber | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Roadmaster Rail | R-Raised Rail | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | SEAGRAVE | Concorde | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Spartan Motors | Gladiator | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2008 | Spartan Motors | Mountain Master | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | American LaFrance | Condor | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Country Coach Motorhome | Tribute | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Crane Carrier | LCF Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Crane Carrier | LDT 2 Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Crane Carrier | LET 2 Chassis | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Crane Carrier | Low Entry | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Freightliner | M2 106 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Freightliner | M2 112 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Peterbilt | 357 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Peterbilt | 365 | Engine Desg. C9-285 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Peterbilt | 365 | Engine Desg. C9-335 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Peterbilt | 365 | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Pierce Mfg. Inc. | Custom | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Pierce Mfg. Inc. | Enforcer | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Pierce Mfg. Inc. | Saber | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Roadmaster Rail | R-Raised Rail | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | SEAGRAVE | Concorde | Engine Desg. C9-350 ACERT; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Spartan Motors | Diamond | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Spartan Motors | Gladiator | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Spartan Motors | Mountain Master | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | A9500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | L7500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | L8500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | L9500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | LT7500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | LT8500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 | |
| 2007 | Sterling Truck | LT9500 | Engine Desg. C9; EngineMfr Caterpillar | 12.625 In. Diameter; ID No. 674-9057 |
Product Specifications
| Color: | Silver |
|---|---|
| Configuration: | One Piece |
| Gasket Type: | Gasket |
| Grade Type: | Regular |
| Inside Diameter: | 302 mm |
| Material: | MBG-D |
| Outside Diameter: | 321 mm |
| Package Contents: | 2 Gaskets |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Selling Package Quantity UOM: | Kit |
| Thickness: | 1.4 mm |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 2471899 | CATERPILLAR |