What is an AAM 11.5 axle?
The AAM 11.5 axle is a crucial component in many heavy-duty trucks and SUVs, known for its durability and performance. In this article, we will explore what the AAM 11.5 axle is, its specifications, applications, and maintenance tips to ensure optimal performance.
What is the AAM 11.5 Axle?
The AAM 11.5 axle, manufactured by American Axle & Manufacturing (AAM), is a heavy-duty rear axle commonly found in various models of trucks and SUVs. It is designed to handle significant loads and provide reliable performance in demanding conditions.
Specifications of the AAM 11.5 Axle
The AAM 11.5 axle boasts several key specifications that make it suitable for heavy-duty applications:
- Weight Capacity: The axle can support a gross axle weight rating (GAWR) of up to 11,500 pounds, making it ideal for towing and hauling.
- Gear Ratios: It is available in various gear ratios, typically ranging from 3.42 to 4.10, allowing for customization based on performance needs.
- Construction: The axle features a robust design with a cast iron housing, ensuring durability and resistance to wear and tear.
- Differential Options: The AAM 11.5 axle can be equipped with either an open or limited-slip differential, providing flexibility in traction management.
Applications of the AAM 11.5 Axle
This axle is commonly used in a variety of vehicles, including:
- Heavy-duty trucks, such as the Chevrolet Silverado 2500HD and GMC Sierra 2500HD.
- Full-size SUVs, including the Chevrolet Tahoe and GMC Yukon.
- Commercial vehicles that require enhanced towing and payload capabilities.
Maintenance Tips for the AAM 11.5 Axle
To ensure the longevity and performance of the AAM 11.5 axle, regular maintenance is essential. Here are some tips:
- Regular Fluid Changes: Change the differential fluid according to the manufacturer's recommendations to prevent overheating and wear.
- Inspect Seals and Gaskets: Regularly check for leaks around the axle seals and gaskets to avoid fluid loss.
- Check for Wear: Inspect the axle components for signs of wear or damage, especially after heavy use or towing.
- Alignment Checks: Ensure proper alignment to prevent uneven tire wear and maintain handling performance.
Conclusion
The AAM 11.5 axle is a robust and reliable component that plays a vital role in the performance of heavy-duty trucks and SUVs. Understanding its specifications, applications, and maintenance needs can help vehicle owners maximize their investment and ensure safe operation on the road.
Frequently Asked Questions
Is a 14-bolt a 1 ton axle?
The 14bolt is found in a huge number of GM 4x4 pickup trucks and vans, 3/4 and 1 ton, from the 70's right through until at least the 2000's.
What are the three types of rear axles?
The three types of rear axles are the Semi-Floating Axle, used mainly in passenger vehicles for its balance of performance and economy; the Full-Floating Axle, utilized in heavy-duty applications for its robust design and high load-carrying capacity; and the Three-Quarter Floating Axle, which combines features of both ...
How do I identify my axle?
Sprung and Torflex axle labels can be found on the side of the axle facing your rear bumper. The axle label provides critical manufacturing information, including the axle serial number, axle capacity, and axle build information. Locating your axle label will help ensure that you identify your axle correctly.
What is the difference between an AAM 1150 and a 14 bolt?
The AAM 1150 uses an 11½-inch ring gear, but retains the same axleshaft diameter as the 14-bolt. Although there are a few versions, the full-float, 8-lug 14-bolts are the most desirable for those looking to build an off-road rig or upgrade their pickups light-duty rear axle.
How do I know what size my bike axle is?
- Look for markings. Before trying to measure your axle, look for markings on it.
- Find a metric ruler. Thru axles use millimeter measurements.
- Measure axle diameter. Your axle will be either 12, 15, or 20mm in diameter.
- Measure the axle length.
- Measure the thread pitch.
- Measure the thread length.
- Is it a Syntace Axle?
What does aam axle stand for?
Throughout the past 30 years, American Axle & Manufacturing (AAM) has delivered power that moves the world, earning a reputable stance as the number one leading global Tier 1 Automotive and Mobility Supplier. AAM specializes in metal-forming business units that represent the largest forging enterprise in the world.
Who uses AAM axles?
AAM supplies all major automotive original equipment manufacturers (OEMs), such as General Motors Company (GM) and Fiat Chrysler Automobiles US LLC (FCA), as well as several tier I suppliers.
What is the difference between a semi float and a full float?
Inside a full-floater, the axleshaft has only one job: to turn the combined hub and wheel. Inside a semi-floater, the axleshaft has two jobs: support the vehicle weight as well as turn the wheel. Break a full-floating axleshaft, and the vehicle will still roll and support its own weight.
What size tube is a 11.5 AAM axle?
The axle tubes on many of the GM versions of the 11.5 AAM axle are another weak point. They're built using a tube that is almost 4-inch diameter at the housing and reduces to 3.5 inches out to the spindle and only about ¼-inch thick.
What size is the rear axle on a 2005 Dodge Ram 2500?
2003-2013 Dodge Ram 2500 11.5" Rear Axle.
