Description
Part Description
This Grade A alternator was removed from a 2007 GM Trucks Silverado 1500 with only 93,000 miles. The unit is a 145-amp alternator with part number 601, featuring the classic style design without hybrid option. This OEM alternator has been thoroughly inspected by our technicians and is currently on the 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 energy to power your truck’s electrical systems and recharge the battery. Common alternator failures include worn brushes, failed diodes, or bearing wear that can leave you stranded with a dead battery. Symptoms of alternator failure include dimming lights, dashboard warning lights, or difficulty starting the vehicle.
At 603 Auto Salvage, we maintain over 50,000 quality used parts in stock from more than 1,100 vehicles. Our experienced team carefully inspects each alternator to ensure reliable performance. Browse our extensive inventory online or call us to speak with our knowledgeable parts specialists who can help you find the exact alternator you need for your GM truck. 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 – 145 Amp Classic Style |
| Interchange # | 1060 |
| OEM Part Number | 601 |
| Side | N/A |
| Part Grade | A — Grade A – 93,000 miles, good working condition, inspected and ready to ship |
| Warranty | 6-Month Warranty (Low mileage Grade A part with verified electrical output) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2007 GM TRUCKS SILV15 |
| VIN | N/A |
| Vehicle Stock # | 0515241475 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Alternator – 145 Amp Classic Style:
| ✅ 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 secure and undamaged |
| ✅ Electrical Connections | All terminals clean and undamaged |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #1060, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2007 | GM Trucks | Silverado 1500 | 145-amp classic style, without hybrid option |
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 2007 Silverado 1500?
This alternator is specifically from a 2007 GM Trucks Silverado 1500 with 145-amp output and classic style design. Please verify your vehicle’s amp requirements and confirm you don’t have the hybrid option before ordering.
How do I know if my alternator is failing?
Common signs include dimming headlights, dashboard warning lights, difficulty starting, or a dead battery despite recent replacement. You may also hear grinding or whining noises from the alternator area.
What tools do I need to replace an alternator?
Typical alternator replacement requires basic hand tools including wrenches, sockets, and possibly a serpentine belt tool. Always disconnect the battery before starting work and note the belt routing.
Is this a remanufactured or used OEM alternator?
This is a used OEM alternator removed from a donor vehicle, not remanufactured. It has been tested for proper electrical output and inspected for mechanical condition.
What is the amp rating of this alternator?
This is a 145-amp alternator, which was the standard output for this application. Verify your vehicle’s amp requirements as some models may have different ratings.
How long does alternator installation typically take?
Most experienced DIY mechanics can replace an alternator in 1-2 hours. The job involves removing the serpentine belt, disconnecting electrical connections, and unbolting the alternator from its mounting bracket.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| GM Part Number | 601 |
| Interchange Number | 1060 |
| Amp Rating | 145 Amp |
| Option Code | KG3 |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $180-250 | 1 year | Brand new, longest wait time |
| Aftermarket | $90-140 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $60-80 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $50 | 6-Month Warranty | Tested, Grade A, ships in 24hrs |
Installation Notes
- Take a photo of serpentine belt routing before removal for easier reinstallation
- Clean battery terminals and alternator connections before installation
- Ensure all electrical connections are tight and properly seated
- Check belt tension after installation – should have about 1/2 inch deflection
- Start engine and verify charging system operation with voltmeter
🔍 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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