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Detroit Diesel Engine & Powertrain Parts
Detroit Diesel has been the powerhouse behind North America's most successful commercial fleets. As the primary powertrain manufacturer for Freightliner and Western Star trucks, Detroit builds components famous for fuel efficiency, raw pulling power, and million-mile durability. When it is time for routine service or a major overhaul, Fast Lane Truck Parts provides the high-quality Genuine OEM and aftermarket parts you need to keep your engine running.
Our massive inventory covers the complete evolution of Detroit power. We carry essential maintenance parts and heavy-duty repair components for the modern on-highway engine family, including the DD13, DD15, and DD16, as well as the medium-duty DD5 and DD8. For fleets still running the classics, we maintain a deep catalog of parts for the legendary, million-mile Series 60 (12.7L and 14L) platforms.
Complete Detroit Integrated Powertrain Coverage
Today’s Detroit components are highly advanced, tightly integrated systems. We supply the precision-engineered parts required to keep your entire powertrain operating at peak efficiency:
- ► Engine Maintenance & Overhauls: From routine preventative maintenance like fuel water separators, oil filters, and drive belts, to major engine repair components including water pumps, EGR coolers, sensors, fuel injectors, and complete in-frame rebuild kits.
- ► DT12 Automated Manual Transmissions: Detroit's proprietary DT12 transmission requires specialized care. We stock the necessary filters, sensors, pneumatic clutch actuators, and electronic control components to keep your transmission shifting smoothly.
- ► Detroit Steer & Drive Axles: Maintain your chassis foundation with OEM-quality wheel seals, hubcaps, differential components, and axle shafts designed specifically for Detroit's proprietary front and rear axle assemblies.
Precision Fitment by Engine Serial Number
Detroit engine components can vary by model, horsepower, year and emission standards (EPA07, EPA10, GHG14, GHG17, etc.). To ensure you never receive the wrong part, please contact our parts experts with your 14-digit Engine Serial Number (ESN) before ordering. We can verify the parts you order will fit based on the factory build sheet of your engine.