Part #: SR7578N

Bosch SR7578N Starter Motor

Starter (New)
5 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Starter (New)
Fitment: Ford, Focus
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Reliable Starter for Ford Focus Vehicles

The Bosch Starter (New) SR7578N is designed specifically for Ford Focus models requiring a dependable 12-volt starter. Engineered with precision, this starter ensures consistent engine cranking and reliable starting performance.

  • Voltage: 12V for standard automotive electrical systems
  • Power Rating: 1.5 kW for efficient engine engagement
  • Mounting Bolt Hole Quantity: 3 for secure installation
  • Nose Cone Material: Aluminum with a closed nose design
  • Starter Rotation: Clockwise to match Ford Focus engine specifications
  • Solenoid Attached: Yes, integrated for streamlined operation
  • Tooth Quantity: 10 for proper gear engagement
  • New unit, not remanufactured, ensuring original quality

About the Bosch Starter (New) Product Line

The Bosch Starter (New) line offers brand-new starters built to meet original equipment manufacturer standards. This product line focuses on delivering reliable starting components with durable materials such as aluminum nose cones and integrated solenoids. The SR7578N model exemplifies this line by combining quality construction with precise fitment for Ford Focus vehicles.

Detailed Product Description

This Bosch SR7578N starter features a 12-volt electrical system compatible with Ford Focus models. Its 1.5 kW power rating provides sufficient torque to crank the engine efficiently. The aluminum closed nose cone enhances durability while reducing weight. The starter rotates clockwise, matching the engine’s requirements, and includes an attached solenoid for simplified wiring and installation. With three mounting bolt holes, the unit secures firmly to the engine block. The 10-tooth gear ensures proper meshing with the flywheel, contributing to smooth engine starts.

Common Issues Addressed by This Starter

  • Engine fails to crank or slow cranking
  • Intermittent starting problems
  • Starter motor noise or grinding
  • Electrical faults related to solenoid failure
  • Wear or damage to original starter components

Installation Notes and Tips

Installation requires removal of the old starter and mounting the Bosch SR7578N using the three bolt holes provided. Note that mounting hardware and shims are not included, so retain original parts or acquire replacements as needed. Ensure proper alignment of the starter gear with the flywheel teeth to avoid damage. Verify electrical connections to the attached solenoid are secure and corrosion-free for optimal performance.

Quality Assurance and Warranty

This Bosch starter is a new, original equipment quality part designed to meet or exceed OEM specifications. It undergoes rigorous testing to ensure reliable operation. While specific warranty details are not provided here, Bosch typically offers limited warranties on new starters to cover manufacturing defects.

BrandBosch
Part NumberSR7578N
PositionStarter (New)
Cases Per Pallet (ORLY)125
Mounting Bolt Hole Quantity3
Mounting Hardware IncludedNo
Mounting Shims IncludedNo
New Or RemanufacturedNew
Nose Cone MaterialAluminum
Nose Cone TypeClosed Nose
Original Equipment Manufacturer NamesBO
Power Rating1.5
Solenoid AttachedYes
Starter FinishAluminum
Starter RotationClockwise
Tooth Quantity10
Unit(s) per Car Qty (ORLY)1
Voltage12

This part fits 5 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2004FordFocusAutomatic2.0LL4N/AStarter (New)
2003FordFocusAutomatic2.0LL4N/AStarter (New)
2002FordFocusAutomatic2.0LL4N/AStarter (New)
2001FordFocusAutomatic2.0LL4N/AStarter (New)
2000FordFocusAutomatic2.0LL4N/AStarter (New)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

YS4Z11002EB

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.