GMC 20958776 Speedometer Diesel Cluster Mph 6.6L

( Manufacturer Part Number: 20958776 ), ( Items Included: Speedometer ), ( Color: Black ), ( Material: Plastic ), ( Vintage Part: No ), ( Maximum Speedometer Value: 120 Mph ), ( Unit Of Measure: Mph ), ( Needle Color: Red ), ( Type: Instrument Cluster ), ( Display Type: Analog Digital ), ( Condition And Options: Cluster ), ( Mph: Us Market, 6.6l, Id 20958776 )

Review GMC Speedometer 6.6l Diesel Cluster Mph Id fits SIERRA 3500 2500 SLT 2012–2014

The GMC 20958776 cluster for the 2012-2014 Sierra 2500 and 3500 SLT models is an essential component of your vehicle's dashboard, providing vital information about your speed and engine performance. This speedometer is specifically designed for vehicles equipped with the 6.6L diesel engine.

The cluster boasts a sleek, modern design that seamlessly integrates with the interior of your GMC Sierra. The speedometer display is large and easy to read, with a black background and white numbers and markings. The needle moves smoothly across the dial to indicate your current speed.

Beyond just displaying your speed, this cluster also includes a variety of other important readouts. There is a fuel gauge that helps you keep an eye on your fuel level, as well as a temperature gauge that monitors the engine coolant temperature. Additionally, there is an odometer that tracks the total distance your vehicle has traveled, as well as trip odometers that can be reset to track distance for individual trips.

This cluster is also equipped with a tachometer, which displays the engine RPMs, allowing you to monitor engine performance and optimize your driving for various conditions. The tachometer is located in the center of the cluster, surrounded by the speedometer and other readouts.

The GMC 20958776 cluster is built to last, with a durable design that can withstand the rigors of daily driving. It is made from high-quality materials and is designed to fit perfectly in your Sierra's dashboard. Additionally, this cluster is compatible with a variety of other factory-installed features, ensuring seamless integration with your vehicle.

Whether you're driving cross-country or just running errands around town, the GMC 20958776 cluster provides the essential information you need to safely and effectively operate your 2012-2014 Sierra 2500 or 3500 SLT with the 6.6L diesel engine. With its modern design, easy-to-read display, and durable construction, this cluster is an essential upgrade for any GMC Sierra owner.

1. OEM Part: This speedometer is an original equipment manufacturer (OEM) part, ensuring a perfect fit and finish. It is designed to work seamlessly with the existing wiring harness and other cluster components.

2. Improved Visibility: The new speedometer may have a clearer display or larger numbers, making it easier to read, especially in bright sunlight or during long drives.

3. Enhanced Functionality: Some aftermarket speedometers offer additional features, such as trip computers, fuel gauge, and other diagnostic tools. These features can provide valuable information and improve the overall driving experience.

1. Cost: Replacing a speedometer can be an expensive repair, especially for a heavy-duty truck like the Sierra 2500/3500. The cost of the OEM part, labor, and any additional diagnostic tools required to complete the installation can add up.

2. Installation Complexity: Installing a new speedometer can be a complex process, requiring specialized tools and knowledge. Depending on the individual's mechanical skills and experience, this could result in additional time and expense.

3. Availability: Finding a suitable replacement speedometer for a specific vehicle model and year can be challenging. It may require extensive research and shopping around to locate the correct part.

In conclusion, replacing the speedometer on a GMC 2012-2014 Sierra 2500/3500 SLT with a 6.6L diesel engine can offer several benefits, such as improved visibility and functionality. However, the cost, installation complexity, and availability of the OEM part should be carefully considered before making a purchase.

If the benefits outweigh the potential challenges and the individual is confident in their ability to install the new speedometer, it may be a worthwhile investment. Alternatively, considering a high-quality aftermarket speedometer with similar features and compatibility may be a more cost-effective solution. Ultimately, it is essential to weigh the pros and cons carefully and consult with a trusted mechanic or dealership for professional advice.

Details:

Every measure is taken to ensure the parts are of highest quality and in condition described or better upon receipt. Each Speedometer is quality checked by our experienced dismantle technicians and mechanics before they are priced listed. Regarding engines, accessories such as alternators, starters, water pump, intake and exhaust manifolds, fuel injectors, carburetor, flywheel, brackets, oil pressure switches, thermostats, smog emission devices, turbos, high pumps, injector timing belts are complimentary do not necessarily come with the engine. Odometer: 317798 Miles.

000 20958776 MPH 6.6L SLT. Always double check compatibility. Color: Silver. If you encounter an issue, contact your Sales Representative BEFORE remove the part from vehicle.

Make / model: GMC SIERRA 3500 PICKUP. These parts are also not covered under the St. James Auto Truck Parts adheres to the strict Gold Seal Code of Ethics. Stock Number: 00019989.

part #: 20958776 prices

• $69.99-$279.99

specifications instrcluster:

• for models: 3500, 2500, Slt, Sierra
• for makes: Gmc
• for years: 2012-2014
• mpn: 20958776
• items included: Speedometer
• color: Black
• material: Plastic
• vintage part: No
• maximum speedometer value: 120 Mph
• unit of measure: Mph
• needle color: Red
• type: Instrument Cluster
• display type: Analog Digital
• condition and options: Cluster
• mph: Us Market, 6.6l, Id 20958776

payments instrcluster:

• other
• credit card: Discover
• wallet: Google-pay

seller instrcluster:

• rating: 100.0%
• # reviews: 7417
• city: Saint James, Missouri

offer instrcluster:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: April 20, 2026
• best offers: True
• quantity: 1

general instrcluster:

• Interior Parts Accessories > Gauges > Instrument Clusters
• condition: Used

returns instrcluster:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

shipping instrcluster:

• class: Standard
• transit: 2-4 Days
• carrier: UPS
• type: Fixed
• service: UPS Ground
• cost: $0.00

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