Description
Part Description
This OEM transfer case was removed from a 2007 Audi A3 with automatic transmission and all-wheel drive. The unit carries part ID 02M409050AX and has been thoroughly inspected by our certified technicians. This transfer case is currently on our shelf and ready for immediate shipment to get your Audi back on the road.
The transfer case is a critical component in AWD vehicles, distributing power between the front and rear axles to provide optimal traction and handling. Common reasons for transfer case replacement include internal gear wear, bearing failure, seal leaks, or damage from lack of maintenance. When your Audi’s AWD system fails or makes grinding noises, the transfer case is often the culprit requiring replacement.
At 603 Auto Salvage, we maintain over 50,000 quality used parts from more than 1,100 vehicles in our Plaistow, NH facility. Our experienced team can help you find the exact transfer case or any other component you need for your Audi. Browse our extensive online inventory or call us directly to speak with our knowledgeable parts specialists. 50,000+ parts in stock from over 1,100 vehicles. Contact us or call (603) 392-7313 for anything you need.
Part Specifications
| Part | Transfer Case Assembly – Automatic Transmission AWD |
| Interchange # | 10086 |
| OEM Part Number | 02M409050AX |
| Side | N/A |
| Part Grade | A — Grade A – Good working condition, 130K miles, inspected and ready to ship |
| Warranty | 90-Day Warranty (Standard coverage for drivetrain components with moderate mileage) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2007 AUDI AUDIA3 |
| VIN | N/A |
| Vehicle Stock # | 0306250340 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Transfer Case Assembly – Automatic Transmission AWD:
| ✅ Case Housing Integrity | No cracks or damage to aluminum housing |
| ✅ Input/Output Shafts | Smooth rotation with no excessive play or binding |
| ✅ Fluid Condition | Clean fluid with no metal contamination or burning smell |
| ✅ Mounting Points | All mounting bosses and threaded holes intact |
| ✅ Electrical Connections | Wiring harness connectors clean and undamaged |
| ✅ Seal Condition | No external leaks from main seals |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #10086, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2006-2013 | Audi | A3 | 2.0T FSI engine with automatic transmission and AWD |
| 2006-2009 | Volkswagen | Golf R32 | 3.2L VR6 with AWD system |
| 2008-2014 | Volkswagen | Golf | AWD models with automatic transmission |
| 2006-2010 | Volkswagen | Passat | AWD wagon models with automatic transmission |
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 transfer case fit my 2008 Audi A3 with AWD?
Yes, this transfer case is compatible with 2006-2013 Audi A3 models equipped with automatic transmission and AWD. The interchange number 10086 confirms fitment across this generation.
What are signs that my Audi A3 transfer case is failing?
Common symptoms include grinding or whining noises during acceleration, difficulty engaging AWD, vibration during turns, or fluid leaks under the vehicle. Loss of power to rear wheels is also a clear indicator.
Is this the complete transfer case assembly?
Yes, this is the complete transfer case assembly with part ID 02M409050AX. It includes all internal components and is ready for installation with proper fluid fill.
How much does an Audi A3 transfer case weigh for shipping?
Transfer cases typically weigh 40-60 pounds. We ship via FedEx Ground for most destinations with tracking and insurance included in the shipping cost.
Can I install this transfer case myself?
Transfer case replacement requires lifting the vehicle, disconnecting driveshafts, and proper torque specifications. We recommend professional installation due to the complexity and need for proper fluid fill and system bleeding.
What maintenance does a used transfer case need?
After installation, check fluid level and condition regularly. Use only VW/Audi approved transfer case fluid and follow the manufacturer’s service intervals to ensure long life.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| Audi Part Number | 02M409050AX |
| Interchange Number | 10086 |
| Application | Automatic Transmission AWD |
| Stock Number | 0306250340 |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $2,200-$2,800 | 1 year | Brand new, longest wait time |
| Aftermarket | $1,200-$1,800 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $400-$600 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $350.00 | 90-Day Warranty | Tested, Grade A, ships in 24hrs |
Installation Notes
- Drain transfer case fluid completely before removal and refill with VW G052171A2 or equivalent approved fluid
- Support the transfer case with a transmission jack during removal to prevent damage to case or surrounding components
- Apply thread locker to mounting bolts and torque to specification (typically 40-50 ft-lbs for main mounting bolts)
- Inspect CV joints and driveshaft connections for wear while transfer case is accessible
- Clear any stored fault codes and perform AWD system test drive after installation
🔍 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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