Renault Fuel Injector 7420806011

Description

Renault Fuel Injector 7420806011

Model: Various Renault & Volvo Applications

Type: Smart

OEM Part Numbers: 21006085, 7420806011, 7421006086, 7485001663

Manufacturer Part No.: 0445120136, 0445120137, 0986435529

Manufacturer: Bosch

Warranty: 24 months without mileage limitation.

There is a core deposit required for this part.

The Renault Injector 7420806011 is a high-performance common rail diesel fuel injector essential for maintaining efficiency and power in heavy-duty commercial vehicles. As an OEM Renault part (cross-referenced with Bosch 0445120064, 0986435529, and equivalents like 7421006085, 7421006086, 21006085, 20806011, 4902255, 4902825, 7420006085), this Bosch-based injector ensures precise fuel delivery in demanding truck applications.

Key Features of the Renault 7420806011 Injector

This robust common rail injector excels in high-pressure environments, delivering:

• Superior fuel atomization for cleaner, more complete combustion
• Enhanced throttle response and consistent torque output
• Reduced fuel consumption and lower emissions
• Quieter engine operation with less vibration and noise
• Exceptional durability suited to long-haul, distribution, and construction duties

Primarily designed for 7.2L diesel engines (often D7E or similar Renault/Volvo-shared platforms), the 7420806011 supports reliable performance in Euro emission-compliant heavy trucks from the mid-2000s onward.

Compatible Renault Models and Applications

The Renault Injector 7420806011 is a direct fit or equivalent replacement for various Renault Trucks models, especially those sharing technology with Volvo platforms. It commonly fits:

• Renault Midlum series
• Renault Premium (certain configurations)
• Other Renault heavy trucks using compatible 7.2 dCi or similar engines

Due to cross-compatibility with Volvo FE, FL (FE II, FL II, FL III), and related models, it’s popular among fleet operators with mixed Renault-Volvo fleets. Always confirm exact fitment via VIN, engine code, or service documentation, as this injector family targets specific mid-range diesel setups in distribution and municipal trucks.

Signs Your Renault Injector Needs Replacement

Injector wear can quickly affect truck reliability. Common indicators include:

• Rough idling, engine hesitation, or misfires
• Noticeable loss of power, especially under load
• Excessive black smoke from the exhaust
• Unexpected rise in fuel usage
• Illuminated check engine light with injector or rail pressure fault codes
• Poor cold-start performance

Prompt replacement with a quality 7420806011 prevents escalation to turbo, piston, or EGR damage, reducing expensive downtime for operators.

Benefits of a Quality 7420806011 Replacement

Choosing a remanufactured or new Renault 7420806011 (Bosch-derived) offers strong advantages:

• Matches original spray pattern, flow rate, and response for OEM-level performance
• Often supplied as tested reman units with 6–12 month warranties
• Potential 5–10% fuel economy improvement post-installation
• Restores emission compliance and smooth running
• Cost-effective alternative to dealer originals while maintaining reliability

Professional fitting is recommended, including ECU adaptation if required for optimal calibration.

Conclusion

The Renault Injector 7420806011 is a proven component for keeping your heavy-duty truck efficient, powerful, and road-ready. If your Renault Midlum or compatible model shows injector-related symptoms, upgrading to this dependable common rail injector delivers smoother performance, better mileage, and reduced maintenance costs on every route.

Additional Information