Description
Part Description
This Grade A alternator was removed from a 2010 Audi A4 with the 2.0L engine and has been thoroughly inspected for quality and functionality. This is a genuine Bosch 140-amp unit pulled from a 105K-mile donor vehicle. The alternator is currently on our shelf and ready for immediate shipment to get your Audi back on the road.
The alternator is a critical component of your vehicle’s charging system, responsible for converting mechanical energy from the engine into electrical energy to power your car’s electrical systems and recharge the battery. Common alternator failures include worn brushes, faulty diodes, or bearing wear that can leave you stranded with a dead battery. Symptoms of alternator failure include dimming headlights, dashboard warning lights, or difficulty starting the vehicle.
At 603 Auto Salvage, we maintain an inventory of over 50,000 quality used auto parts from more than 1,100 vehicles. Our experienced team carefully inspects each part to ensure it meets our high standards before it goes on the shelf. Browse our extensive inventory online or give us a call to speak with our knowledgeable parts specialists who can help you find the exact component you need. 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 – 105K miles, good working condition, inspected and ready to ship |
| Warranty | 6-Month Warranty (Lower mileage Grade A electrical component with verified functionality) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2010 AUDI AUDIA4 |
| VIN | N/A |
| Vehicle Stock # | 0319248534 |
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 Output Test | Verified proper voltage and amperage output |
| ✅ Bearing Condition | Smooth rotation with no excessive play or noise |
| ✅ Brush and Slip Ring Wear | Acceptable wear levels within specifications |
| ✅ Case and Mounting Points | No cracks or damage to housing or mounting ears |
| ✅ Pulley Condition | Pulley spins freely with no wobble or damage |
| ✅ Electrical Connections | All terminals clean 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 |
|---|---|---|---|
| 2010 | Audi | A4 | 2.0L engine with 140 amp Bosch alternator – 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 2010 Audi A4?
This alternator is specifically from a 2010 Audi A4 with 2.0L engine and 140-amp Bosch system. Contact us with your VIN to verify exact compatibility for your specific vehicle configuration.
How do I know if my alternator is failing?
Common signs include dimming headlights, dashboard battery warning light, difficulty starting, or electrical accessories not working properly. A failing alternator will eventually leave you with a dead battery.
Is this a genuine Bosch alternator?
Yes, this is an original Bosch 140-amp alternator that came factory-installed in the donor 2010 Audi A4. It’s not an aftermarket replacement but the actual OEM component.
What is the interchange number for this alternator?
The interchange number is 50260, which helps identify compatible alternators across different part suppliers and salvage yards for cross-referencing purposes.
How long will this alternator last?
This Grade A alternator from a 105K-mile vehicle has been tested and inspected for proper function. With proper installation and normal driving conditions, it should provide many years of reliable service.
Do you test alternators before selling them?
Yes, we test all alternators for proper electrical output and inspect them for physical condition before placing them on our shelf for sale.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Interchange Number | 50260 |
| Stock Number | 0319248534 |
| 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 | $180-250 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $90-120 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $75 | 6-Month Warranty | Tested, Grade A, ships in 24hrs |
Installation Notes
- Disconnect the negative battery cable before beginning alternator replacement
- Take a photo of wire connections before removal to ensure proper reconnection
- Check belt tension after installation – too loose or too tight can cause premature failure
- Clean all electrical connections with contact cleaner for optimal performance
- Test charging system after installation to verify proper operation
🔍 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
- 6-Month 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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