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Genuine Chevrolet 12561721 - Engine Camshaft
Product Overview
The Genuine Chevrolet 12561721 Engine Camshaft is designed to provide optimal performance and reliability for your Chevrolet vehicle. This essential component plays a crucial role in the engine's operation by controlling the timing of the engine valves, ensuring efficient combustion and overall engine performance. Manufactured to meet or exceed OE specifications, this camshaft guarantees a perfect fit and long-lasting durability. Trust in the Genuine Chevrolet brand to maintain the integrity of your vehicle's engine. Choose Genuine Chevrolet 12561721 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Genuine Chevrolet 12561721 is equivalent to or replaces the following part numbers:
Vehicle Compatibility
- 2001-2002 Chevrolet Camaro 5.7 V8
- 2001-2004 Chevrolet Corvette 5.7 V8
- 2001-2004 Chevrolet Silverado 2500 6.0 V8
- 2001-2006 Chevrolet Silverado 1500 HD 6.0 V8
- 2001-2006 Chevrolet Silverado 2500 HD 6.0 V8
- 2001-2006 Chevrolet Silverado 3500 6.0 V8
- 2001-2006 Chevrolet Suburban 2500 6.0 V8
- 2003-2006 Chevrolet Silverado 1500 6.0 V8
- 2003-2007 Chevrolet Express 2500 6.0 V8
- 2003-2007 Chevrolet Express 3500 6.0 V8
This also fits other applications. Please use the vehicle selector tool to verify fitment.
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Frequently Asked Questions
What is the function of the engine camshaft?
The engine camshaft, such as the Genuine Chevrolet 12561721, controls the timing of valve openings and closings, which is critical for efficient engine performance and fuel economy.
How do I know if I need to replace my camshaft?
If you experience a decrease in engine performance, unusual noises, or poor fuel economy, it may be time to consider replacing the camshaft with a quality part like the Genuine Chevrolet 12561721.
Are there any diagnostic trouble codes (DTCs) associated with camshaft issues?
Yes, common DTCs related to camshaft performance include P0340, P0341, and P0342, which indicate problems with the camshaft position sensor or timing.
What should I consider when purchasing a camshaft?
Always choose a camshaft that meets OEM specifications, like the Genuine Chevrolet 12561721, to ensure proper fitment and performance in your vehicle.
How can I ensure proper installation of my new camshaft?
It is recommended to follow the manufacturer's installation guidelines or consult a professional mechanic when replacing your camshaft for optimal results.
Order Genuine Chevrolet 12561721 today for a factory-correct replacement that restores safety and performance.
- BrandGenuine Chevrolet
- ManufacturerGenuine Chevrolet
- MPN12561721
- Part TypeEngine Camshaft
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2003 | Chevrolet | Suburban 2500 | LS (6.0 V8 GAS) | |
| 2003 | Chevrolet | Suburban 2500 | LT (6.0 V8 GAS) | |
| 2003 | Chevrolet | Express 2500 | Base (6.0 V8 CNG) | |
| 2003 | Chevrolet | Express 2500 | Base (6.0 V8 GAS) | |
| 2003 | Chevrolet | Express 2500 | LS (6.0 V8 GAS) | |
| 2003 | Chevrolet | Express 2500 | LS (6.0 V8 CNG) | |
| 2003 | Chevrolet | Silverado 2500 | Base (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 | LS (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 | LT (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 3500 | Base (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 3500 | LS (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 3500 | LT (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 HD | Base (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 HD | Base (6.0 V8 CNG) | |
| 2003 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 CNG) | |
| 2003 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 HD | LT (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 GAS) | |
| 2003 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 CNG) | |
| 2002 | Chevrolet | Suburban 2500 | LS (6.0 V8 GAS) | |
| 2002 | Chevrolet | Suburban 2500 | LT (6.0 V8 GAS) | |
| 2002 | Chevrolet | Silverado 2500 | Base (6.0 V8 GAS) | |
| 2002 | Chevrolet | Silverado 2500 | Base (6.0 V8 CNG) | |
| 2002 | Chevrolet | Silverado 2500 | Base (6.0 V8 BI-FUEL) | |
| 2002 | Chevrolet | Silverado 2500 | LS (6.0 V8 BI-FUEL) | |
| 2002 | Chevrolet | Silverado 2500 | LS (6.0 V8 GAS) | |
| 2002 | Chevrolet | Silverado 2500 | LS (6.0 V8 CNG) | |
| 2002 | Chevrolet | Silverado 2500 | LT (6.0 V8 CNG) | |
| 2002 | Chevrolet | Silverado 2500 | LT (6.0 V8 GAS) | |
| 2002 | Chevrolet | Silverado 2500 | LT (6.0 V8 BI-FUEL) | |
| 2002 | Chevrolet | Silverado 3500 | Base (6.0 V8 GAS) | |
| 2002 | Chevrolet | Silverado 3500 | LS (6.0 V8 GAS) | |
| 2002 | Chevrolet | Silverado 3500 | LT (6.0 V8 GAS) | |
| 2001 | Chevrolet | Suburban 2500 | Base (6.0 V8 GAS) | |
| 2001 | Chevrolet | Suburban 2500 | LS (6.0 V8 GAS) | |
| 2001 | Chevrolet | Suburban 2500 | LT (6.0 V8 GAS) | |
| 2001 | Chevrolet | Silverado 2500 | Base (6.0 V8 GAS) | |
| 2001 | Chevrolet | Silverado 2500 | LS (6.0 V8 GAS) | |
| 2001 | Chevrolet | Silverado 2500 | LT (6.0 V8 GAS) | |
| 2001 | Chevrolet | Silverado 3500 | Base (6.0 V8 GAS) | |
| 2001 | Chevrolet | Silverado 3500 | LS (6.0 V8 GAS) | |
| 2001 | Chevrolet | Silverado 3500 | LT (6.0 V8 GAS) | |
| 2005 | Chevrolet | Suburban 2500 | LS (6.0 V8 GAS) | |
| 2005 | Chevrolet | Suburban 2500 | LT (6.0 V8 GAS) | |
| 2005 | Chevrolet | Express 2500 | Base (6.0 V8 GAS) | |
| 2005 | Chevrolet | Express 2500 | Base (6.0 V8 CNG) | |
| 2005 | Chevrolet | Express 2500 | LS (6.0 V8 CNG) | |
| 2005 | Chevrolet | Express 2500 | LS (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 3500 | Base (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 3500 | Base (6.0 V8 CNG) | |
| 2005 | Chevrolet | Silverado 3500 | LS (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 3500 | LS (6.0 V8 CNG) | |
| 2005 | Chevrolet | Silverado 3500 | LT (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 3500 | LT (6.0 V8 CNG) | |
| 2005 | Chevrolet | Silverado 2500 HD | Base (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 2500 HD | Base (6.0 V8 CNG) | |
| 2005 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 CNG) | |
| 2005 | Chevrolet | Silverado 2500 HD | LT (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 GAS) | |
| 2005 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 CNG) | |
| 2006 | Chevrolet | Suburban 1500 | LTZ (6.0 V8 GAS) | |
| 2006 | Chevrolet | Suburban 2500 | LS (6.0 V8 GAS) | |
| 2006 | Chevrolet | Suburban 2500 | LT (6.0 V8 GAS) | |
| 2006 | Chevrolet | Express 2500 | Base (6.0 V8 GAS) | |
| 2006 | Chevrolet | Express 2500 | LS (6.0 V8 GAS) | |
| 2006 | Chevrolet | Express 2500 | LT (6.0 V8 GAS) | |
| 2006 | Chevrolet | Silverado 3500 | LS (6.0 V8 GAS) | Engine: LQ4 |
| 2006 | Chevrolet | Silverado 3500 | LT (6.0 V8 GAS) | Engine: LQ4 |
| 2006 | Chevrolet | Silverado 3500 | WT (6.0 V8 GAS) | Engine: LQ4 |
| 2006 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 GAS) | Engine: LQ4 |
| 2006 | Chevrolet | Silverado 2500 HD | LT (6.0 V8 GAS) | Engine: LQ4 |
| 2006 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 GAS) | Engine: LQ4 |
| 2004 | Chevrolet | Suburban 2500 | LS (6.0 V8 GAS) | |
| 2004 | Chevrolet | Suburban 2500 | LT (6.0 V8 GAS) | |
| 2004 | Chevrolet | Express 2500 | Base (6.0 V8 GAS) | |
| 2004 | Chevrolet | Express 2500 | Base (6.0 V8 CNG) | |
| 2004 | Chevrolet | Express 2500 | LS (6.0 V8 GAS) | |
| 2004 | Chevrolet | Express 2500 | LS (6.0 V8 CNG) | |
| 2004 | Chevrolet | Silverado 2500 | Base (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 2500 | LS (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 2500 | LT (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 2500 | WT (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 3500 | Base (6.0 V8 CNG) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | Base (6.0 V8 GAS) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | LS (6.0 V8 CNG) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | LS (6.0 V8 GAS) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | LT (6.0 V8 CNG) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | LT (6.0 V8 GAS) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | WT (6.0 V8 GAS) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 3500 | WT (6.0 V8 CNG) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 2500 HD | Base (6.0 V8 CNG) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 2500 HD | Base (6.0 V8 GAS) | Engine: LQ4 |
| 2004 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 2500 HD | LS (6.0 V8 CNG) | |
| 2004 | Chevrolet | Silverado 2500 HD | LT (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 GAS) | |
| 2004 | Chevrolet | Silverado 2500 HD | WT (6.0 V8 CNG) | |
| 2007 | Chevrolet | Express 2500 | Base (6.0 V8 GAS) | Engine: LQ4 |
| 2007 | Chevrolet | Express 2500 | LS (6.0 V8 GAS) |
Warranty Overview
At Newparts, 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, use our Return Portal or contact support.
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 full details, please see our complete 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.





