Description
Part Description
This OEM alternator was removed from a 2009 Audi A4 sedan equipped with a 2.0L engine. The unit is a genuine Bosch 140-amp alternator that has been thoroughly inspected by our parts specialists and is currently on our shelf ready for immediate shipment.
The alternator is a critical component of your vehicle’s charging system, converting mechanical energy from the engine into electrical power to charge the battery and run electrical systems. Common alternator failures include worn brushes, failed diodes, or bearing issues that result in dimming lights, battery warning lights, or complete electrical system failure.
At 603 Auto Salvage, we maintain over 50,000 quality used parts in stock from more than 1,100 vehicles. Our experienced team can help you find the exact part you need for your repair. Browse our online inventory or contact us to speak with a parts specialist about your specific application. 50,000+ parts in stock from over 1,100 vehicles. Contact us or call (603) 392-7313 for anything you need.
Part Specifications
| Part | Alternator – 140 Amp Bosch Unit |
| Interchange # | 50260 |
| OEM Part Number | Contact for OEM# |
| Side | N/A |
| Part Grade | A — Grade A – Good working condition, 180K miles, inspected and ready to ship |
| Warranty | 90-Day Warranty (Standard electrical component warranty based on mileage and testing) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2009 AUDI AUDIA4 |
| VIN | N/A |
| Vehicle Stock # | 1111242705 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Alternator – 140 Amp Bosch Unit:
| ✅ Electrical Connections | All terminals and connectors inspected for corrosion and damage |
| ✅ Housing Condition | Case checked for cracks, mounting points verified intact |
| ✅ Pulley Assembly | Pulley spins freely, no excessive play or damage |
| ✅ Brush and Slip Ring | Internal components visually inspected through access ports |
| ✅ Mounting Hardware | All mounting brackets and hardware present and undamaged |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #50260, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2009 | Audi | A4 | Sedan with 2.0L engine – Contact us for full compatibility list |
Questions? Need a shipping quote? Call us now:
603 Auto Salvage | 233 Main St, Plaistow, NH 03865
Mon–Fri 8am–4:30pm | Sat 8am–2pm | Sun Closed
Warranty & Shipping
Frequently Asked Questions
Will this alternator fit my 2009 Audi A4?
This alternator is specifically for 2009 Audi A4 sedans with 2.0L engines. Please verify your engine size and contact us with your VIN to confirm compatibility before ordering.
What are signs that my Audi A4 alternator is failing?
Common symptoms include dimming headlights, dashboard warning lights, slow engine cranking, or complete electrical failure. A failing alternator may also produce grinding or whining noises.
Is this a genuine Bosch alternator?
Yes, this is an OEM Bosch 140-amp alternator that was originally installed in the donor vehicle. It maintains all original specifications and mounting points.
How do I know if I need a 140-amp alternator?
The amperage requirement depends on your specific vehicle and electrical load. This 140-amp unit is correct for 2009 Audi A4 sedans with 2.0L engines as specified by the manufacturer.
Can I install this alternator myself?
Alternator replacement requires basic mechanical skills and tools. You’ll need to disconnect the battery, remove the serpentine belt, and disconnect electrical connections before unbolting the unit.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Interchange Number | 50260 |
| Manufacturer | Bosch |
| Output Rating | 140 Amp |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $350-450 | 1 year | Brand new, longest wait time |
| Aftermarket | $180-280 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $90-120 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $75 | 90-Day Warranty | Tested, Grade A, ships in 24hrs |
Installation Notes
- Disconnect the negative battery cable before beginning work to prevent electrical shorts
- Take a photo of wire connections before removal to ensure proper reconnection
- Check serpentine belt condition and replace if worn while alternator is accessible
- Apply dielectric grease to electrical connections to prevent corrosion
- Torque mounting bolts to manufacturer specifications to prevent vibration damage
🔍 Free Fitment Check
Call us with your VIN and we will verify compatibility for free. No obligation, no pressure — just answers.
Our parts specialists check interchange data in real-time
Estimated Shipping Costs by Region
This part ships via FedEx Ground. Prices are estimates — call for an exact quote to your zip code.
| Region | Estimated Cost | Transit Time |
|---|---|---|
| New England (NH, MA, ME, VT, CT, RI) | $15 – $30 | 1–3 business days |
| Northeast (NY, NJ, PA, MD, VA) | $20 – $40 | 2–4 business days |
| Southeast (FL, GA, NC, SC, TN) | $25 – $45 | 3–5 business days |
| Midwest (OH, MI, IL, IN, WI, MN) | $30 – $50 | 3–5 business days |
| Southwest (TX, AZ, NM, OK) | $35 – $55 | 4–6 business days |
| West Coast (CA, OR, WA) | $40 – $65 | 5–7 business days |
Local pickup is always free. Free delivery within 30 miles of Plaistow, NH.
Why Buy From 603 Auto Salvage?
- 50,000+ parts in stock from over 1,100 vehicles on-site in Plaistow, NH
- Every part inspected before listing — no guesswork
- Family-owned salvage yard — real people, not a call center
- 90-Day Warranty on this part
- Fast shipping — most orders ship within 24 hours
- Competitive pricing — save 50–70% vs dealer prices
- Serving New Hampshire, Massachusetts & all 50 states
Ready to order? Call (603) 392-7313 or add to cart above. We are here to help.




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