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Bosch SR0448N - Starter
Product Overview
The Bosch Starter Motor SR0448N is engineered to meet or exceed OEM standards, providing reliable performance for your BMW vehicle. Designed with precision, this starter motor ensures seamless ignition by engaging the engine flywheel, delivering the power you need when you turn the key. If you are experiencing issues such as clicking sounds or failure to start, it may be time to replace your starter motor. Trust Bosch for premium-grade construction, ensuring longevity and dependability in your vehicle's starting system. Choose Bosch SR0448N for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Bosch SR0448N is equivalent to or replaces the following part numbers: 1241170373, 12411712937, 12411740374, 12417515390.
Vehicle Compatibility
- BMW 325Ci 2.5 L6 (2001–2006)
- BMW 325i 2.5 L6 (2001–2006)
- BMW 325xi 2.5 L6 (2001–2006)
- BMW 330Ci 3.0 L6 (2001–2006)
- BMW 330i 3.0 L6 (2001–2006)
- BMW 330xi 3.0 L6 (2001–2006)
- BMW 525i 2.5 L6 (2001–2005)
- BMW 530i 3.0 L6 (2001–2005)
- BMW X3 2.5i (2005–2006)
- BMW Z4 2.5i (2004–2005)
This may also fit other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the Bosch SR0448N Starter do?
The starter motor is a crucial component of your vehicle's ignition system. It engages the engine flywheel to start the engine when you turn the key. A malfunctioning starter can prevent your vehicle from starting, leading to frustrating delays.
How do I know if my Starter needs replacement?
Common symptoms of a failing starter motor include: - A clicking sound when turning the key - Engine not cranking or starting - Intermittent starting issues - Unusual grinding noises If you experience any of these signs, it is advisable to check or replace your starter motor.
Can I install the Bosch SR0448N myself?
Yes, the Bosch SR0448N can be installed by someone with basic automotive knowledge and tools. However, it is essential to follow safety precautions and consult the vehicle's service manual for specific instructions.
What are the symptoms of a faulty Starter?
Symptoms of a faulty starter may include difficulty in starting the engine, unusual clicking sounds, and intermittent cranking. If you see DTCs such as P0615, P0700, it may indicate a failing starter motor.
Why should I choose Bosch for my Starter needs?
Choosing Bosch means investing in quality and reliability. Order Bosch SR0448N today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandBosch
- ManufacturerBosch
- MPNSR0448N
- Part TypeStarter
- OE Part Numbers1241170373, 12411740374, 12417515390, 12411712937
- FeaturesMounting Bolt Hole Quantity : 1
Mounting Hardware Included : No
Mounting Shims Included : No
New Or Remanufactured : New
Power Rating : 1.2
Product Length : 7.795276 in
Prop 65 Warning Label Required? : No
Solenoid Attached : Yes
Starter Rotation : Clockwise
Tooth Quantity : 9
Voltage : 12
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1997 | BMW | 318i | Base (1.9 L4 GAS) | |
| 1997 | BMW | 318is | Base (1.9 L4 GAS) | |
| 1997 | BMW | 318ti | Base (1.9 L4 GAS) | |
| 1997 | BMW | 328i | Base (2.8 L6 GAS) | |
| 1997 | BMW | 328is | Base (2.8 L6 GAS) | |
| 1997 | BMW | 528i | Base (2.8 L6 GAS) | |
| 1997 | BMW | M3 | Base (3.2 L6 GAS) | |
| 1997 | BMW | Z3 | Roadster (2.8 L6 GAS) | |
| 1997 | BMW | Z3 | Roadster (1.9 L4 GAS) | |
| 1998 | BMW | 318i | Base (1.9 L4 GAS) | |
| 1998 | BMW | 318ti | Base (1.9 L4 GAS) | |
| 1998 | BMW | 328i | Base (2.8 L6 GAS) | |
| 1998 | BMW | 328is | Base (2.8 L6 GAS) | |
| 1998 | BMW | 528i | Base (2.8 L6 GAS) | |
| 1998 | BMW | M3 | Base (3.2 L6 GAS) | |
| 1998 | BMW | Z3 | M Roadster (3.2 L6 GAS) | |
| 1998 | BMW | Z3 | Roadster (2.8 L6 GAS) | |
| 1998 | BMW | Z3 | Roadster (1.9 L4 GAS) | |
| 1995 | BMW | 318i | Base (1.8 L4 GAS) | |
| 1995 | BMW | 318is | Base (1.8 L4 GAS) | |
| 1995 | BMW | 318ti | Base (1.8 L4 GAS) | |
| 1996 | BMW | 318i | Base (1.9 L4 GAS) | |
| 1996 | BMW | 318is | Base (1.9 L4 GAS) | |
| 1996 | BMW | 318ti | Base (1.9 L4 GAS) | |
| 1996 | BMW | 328i | Base (2.8 L6 GAS) | Notes: with Bosch Unit |
| 1996 | BMW | 328is | Base (2.8 L6 GAS) | |
| 1996 | BMW | Z3 | Roadster (1.9 L4 GAS) | |
| 1992 | BMW | 318is | Base (1.8 L4 GAS) | |
| 1993 | BMW | 318is | Base (1.8 L4 GAS) | |
| 1993 | BMW | 325i | Base (2.5 L6 GAS) | Engine: M50TU |
| 1994 | BMW | 318is | Base (1.8 L4 GAS) | |
| 1994 | BMW | 325i | Base (2.5 L6 GAS) | |
| 1999 | BMW | 318ti | Base (1.9 L4 GAS) | |
| 1999 | BMW | 323i | Base (2.5 L6 GAS) | |
| 1999 | BMW | 323is | Base (2.5 L6 GAS) | |
| 1999 | BMW | 328i | Base (2.8 L6 GAS) | |
| 1999 | BMW | 328is | Base (2.8 L6 GAS) | |
| 1999 | BMW | 528i | Base (2.8 L6 GAS) | |
| 1999 | BMW | M3 | Base (3.2 L6 GAS) | |
| 1999 | BMW | Z3 | Coupe (2.8 L6 GAS) | |
| 1999 | BMW | Z3 | Roadster (2.8 L6 GAS) | |
| 1999 | BMW | Z3 | Roadster (2.5 L6 GAS) | |
| 1999 | BMW | Z3 | M Coupe (3.2 L6 GAS) | |
| 1999 | BMW | Z3 | M Roadster (3.2 L6 GAS) | |
| 2000 | BMW | 323Ci | Base (2.5 L6 GAS) | |
| 2000 | BMW | 323i | Base (2.5 L6 GAS) | |
| 2000 | BMW | 328Ci | Base (2.8 L6 GAS) | |
| 2000 | BMW | 328i | Base (2.8 L6 GAS) | |
| 2000 | BMW | 528i | Base (2.8 L6 GAS) | |
| 2000 | BMW | Z3 | Coupe (2.8 L6 GAS) | |
| 2000 | BMW | Z3 | Roadster (2.8 L6 GAS) | |
| 2000 | BMW | Z3 | Roadster (2.5 L6 GAS) | |
| 2000 | BMW | Z3 | M Coupe (3.2 L6 GAS) | |
| 2000 | BMW | Z3 | M Roadster (3.2 L6 GAS) | |
| 2001 | BMW | 325Ci | Base (2.5 L6 GAS) | |
| 2001 | BMW | 325i | Base (2.5 L6 GAS) | |
| 2001 | BMW | 325xi | Base (2.5 L6 GAS) | |
| 2001 | BMW | 330Ci | Base (3.0 L6 GAS) | |
| 2001 | BMW | 330i | Base (3.0 L6 GAS) | |
| 2001 | BMW | 330xi | Base (3.0 L6 GAS) | |
| 2001 | BMW | 530i | Base (3.0 L6 GAS) | |
| 2001 | BMW | Z3 | Coupe (3.0 L6 GAS) | |
| 2001 | BMW | Z3 | Roadster (3.0 L6 GAS) | |
| 2001 | BMW | Z3 | Roadster (2.5 L6 GAS) | |
| 2001 | BMW | Z3 | M Coupe (3.2 L6 GAS) | |
| 2001 | BMW | Z3 | M Roadster (3.2 L6 GAS) | |
| 2002 | BMW | 325Ci | Base (2.5 L6 GAS) | |
| 2002 | BMW | 325i | Base (2.5 L6 GAS) | |
| 2002 | BMW | 325xi | Base (2.5 L6 GAS) | |
| 2002 | BMW | 330Ci | Base (3.0 L6 GAS) | |
| 2002 | BMW | 330i | Base (3.0 L6 GAS) | |
| 2002 | BMW | 330xi | Base (3.0 L6 GAS) | |
| 2002 | BMW | 530i | Base (3.0 L6 GAS) | |
| 2002 | BMW | Z3 | Coupe (3.0 L6 GAS) | |
| 2002 | BMW | Z3 | Roadster (3.0 L6 GAS) | |
| 2002 | BMW | Z3 | Roadster (2.5 L6 GAS) | |
| 2003 | BMW | 325Ci | Base (2.5 L6 GAS) | |
| 2003 | BMW | 325i | Base (2.5 L6 GAS) | |
| 2003 | BMW | 325xi | Base (2.5 L6 GAS) | |
| 2003 | BMW | 330Ci | Base (3.0 L6 GAS) | |
| 2003 | BMW | 330i | Base (3.0 L6 GAS) | |
| 2003 | BMW | 330xi | Base (3.0 L6 GAS) | |
| 2003 | BMW | 530i | Base (3.0 L6 GAS) | |
| 2003 | BMW | Z4 | 3.0i (3.0 L6 GAS) | |
| 2003 | BMW | Z4 | 2.5i (2.5 L6 GAS) | |
| 2004 | BMW | 330i | Base (3.0 L6 GAS) | |
| 2004 | BMW | 330xi | Base (3.0 L6 GAS) | |
| 2004 | BMW | 325Ci | Base (2.5 L6 GAS) | Engine: M56, Engine: M54 |
| 2004 | BMW | 325i | Base (2.5 L6 GAS) | |
| 2004 | BMW | 325xi | Base (2.5 L6 GAS) | |
| 2004 | BMW | 330Ci | Base (3.0 L6 GAS) | |
| 2004 | BMW | 525i | Base (2.5 L6 GAS) | |
| 2004 | BMW | 530i | Base (3.0 L6 GAS) | |
| 2004 | BMW | Z4 | 3.0i (3.0 L6 GAS) | |
| 2004 | BMW | Z4 | 2.5i (2.5 L6 GAS) | |
| 2004 | BMW | X3 | 3.0i (3.0 L6 GAS) | |
| 2004 | BMW | X3 | 2.5i (2.5 L6 GAS) | |
| 2005 | BMW | 330i | Base (3.0 L6 GAS) | |
| 2005 | BMW | 330xi | Base (3.0 L6 GAS) | |
| 2005 | BMW | 325Ci | Base (2.5 L6 GAS) | Engine: M56, Engine: M54 |
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.














