2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 6 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Nitro Gear & Axle GM 8.25-Inch Front/9.50-Inch Rear Axle Ring and Pinion Gear Kit; 4.56 Gear Ratio (14-25 5.3L Sierra 1500)Find parts that fit my vehicle
Item S561039
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Our Price
$1,250.00 kit
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Ring and Pinion Gear Kit
- Improves Towing and Performance
- Enhances Fuel Efficiency
- High-Strength Build
- Six-Hour Installation
- Two-Year Warranty
- Fits 2014-2025 5.3L Sierra 1500 Models
Description
Performance. The Nitro Gear & Axle GM 8.25-Inch Front/9.50-Inch Rear Axle Ring and Pinion Gear Kit with a 4.56 gear ratio enhances the towing capacity and off-road capability of your Sierra 1500. This specific gear ratio optimizes the torque and power delivery to the wheels, crucial for heavy-duty applications such as towing trailers, boats, or other payloads. Improved torque delivery ensures that your vehicle can pull heavier loads with greater ease, while enhanced power distribution enhances traction and vehicle stability on rough terrains. This results in a more robust and capable performance setup, making your vehicle a formidable performer whether on the highway or traversing off-road paths.
Efficient. Adjusting the gear ratio to 4.56 optimizes the engine’s RPM at lower speeds, promoting a more efficient power output, which can significantly improve fuel efficiency, particularly in urban driving or while towing. This Nitro Gear & Axle GM 8.25-Inch Front/9.50-Inch Rear Axle Ring and Pinion Gear Kit allows the engine to operate in a more efficient RPM range, reducing the need to consume more fuel to achieve the necessary power. Consequently, the engine experiences less strain, which not only reduces fuel consumption but also decreases the overall wear and tear on the engine and other drivetrain components. This adjustment is especially beneficial in scenarios that require frequent starts and stops, common in city driving, where maintaining efficiency is crucial for both performance and economy.
Installation. Putting this Nitro Gear & Axle GM 8.25-Inch Front/9.50-Inch Rear Axle Ring and Pinion Gear Kit on your Sierra 1500 takes 6 hours to install.
Warranty There is a 2-year warranty on this product.
Application. The Nitro Gear & Axle GM 8.25-Inch Front/9.50-Inch Rear Axle Ring and Pinion Gear Kit fits 2014-2025 5.3L Sierra 1500 models.
Nitro Gear & Axle GPSILVERADO1-456
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Front Ring and Pinion Gear Set
- (1) Rear Ring and Pinion Gear Set
- Hardware
4.5
Reviews of Nitro Gear & Axle Drivetrain Products (8)
Reviews of Nitro Gear & Axle Drivetrain products have an average rating of 4.5 out of 5
Questions & Answers
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Will It Fit My Sierra 1500
- 5.3L V8 - 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25
