Product Description
Materials and technical requirements of main parts of HDAG wheel hub bearing unit:
The wheel hub bearing unit includes the hub, the outer flange, the bell shell, the long end journal, the ball and the ventilation disc. The shank and the inner circle of the hub are matched by splines; there is a step on the long-end journal, and the ferrule is fixed on the step, the ferrule is provided with the first inner raceway, and the long-end journal is provided with the second inner raceway , the inner circle of the outer flange is provided with 2 outer raceways corresponding to the positions of the first inner raceway and the second inner raceway respectively, and balls are arranged between the inner raceway and the outer raceway; the sleeve One end of the loop fits against the step and the other end against the hub. The bell-shaped shell, the long-end journal are integrated, and the ventilation disc and the hub are integrated. The hub unit wheel bearing produced by HangZhou Xihu (West Lake) Dis.na greatly reduces the number of parts of the hub bearing unit, and the structure is more compact, which reduces the overall weight of the hub bearing unit .Weight, high integration of components, enhanced system reliability, more convenient and efficient installation.
The axial load, radial load, bearing installation, oiling, sealing and clearance adjustment of HDAG brand hub unit bearings, bearing cleaning, oiling and adjustment are all carried out in accordance with OEM standards;
HDAG wheel hub bearing assy advantages and quality inspection:
HDAG wheel hub bearing unit has the advantages of good assembly performance, clearance adjustment can be omitted, light weight, compact structure, large load capacity, grease can be filled in advance for sealed bearings, external hub seals can be omitted, and maintenance-free, Good performance,fatigue durability,precise dimensions etc.;
1.Installation and adjustment technology: affect the stress state, proper wheel bearing clearance adjustment,will suffer from severe early fatigue and reduce the service life
2.Sealing and grease: If the grease in the automobile wheel hub bearing is not clean enough,have a great impact of affecting the service life of the automobile hub bearing.
3.The material of the wheel hub bearing itself: The quality of the bearing itself directly affects the service life of the wheel bearing.the material does not have the nature of a metal, making it difficult to process during rolling.
4.wheel hub Bearing heat treatment quality: to improve the microstructure of the internal structure of the steel material, to improve the hardness and wear resistance,improving the fatigue resistance of the hub bearing.
5.Surface layer quality: The quality of the surface layer includes surface Roughness, surface waviness, etc.,is directly related to the service life of the entire bearing.the surface roughness Ra must be kept below 0.05mm.
HDAG wheel hub bearing feature:
High-performance sealing ring: have good grease-proof performance, and must also have good heat resistance, mud and sewage resistance
Rolling technology: using rolling technology helps to reduce volume and weight, while reducing costs and improving the reliability of the wheel hub bearing.
Lightweight and miniaturized: to ensure that the flange has sufficient rigidity while reducing its volume and weight as much as possible.
Low friction torque: An important measure to reduce automobile fuel consumption.
Applied ABS technology: ABS is a car safety control device with the advantages of anti-skid and anti-locking.
Product description
HDAG oem 43401-60110 steering knuckle auto wheel hub flange front rear axle spindle for CZPT land cruiser nissan patrol hyundai starex Yaris RAV4 Prius Hiace
| Item Name | Auto/car AXLE SPINDLE, WHEEL BEARING,WHEEL BEARING HUB, WHEEL HUB BEARING, wheel hub unit,wheel bearing kit,pilot ball bearing,cross bearing spider kit,clutch release bearing,hub bearing assembly | ||||||||||
| OEM/REF NO. | 43401-60110 43401-6 | 90142161 | |||||||||
| 43202-8H3 | |||||||||||
| 41204-6 | |||||||||||
| 41204-6 | |||||||||||
| 41204-35080 | 42409-34571 | 7701205471 | 43202-JG2 | ||||||||
| 43401-65710 | 422AB | 43502-0D080 | |||||||||
| 3880A056 | 52710-2C | 446 | F0DC-2B644AB | 422BA | 1R3Z-1104BA | 51750-1PBA | 1F22-2B664-AB | 28052-AA571 | 44600-S5D-A00 | 33412282675 | 93557106 |
| 42201-S10-A01 | 42200-SR3-A06 | 44600-SDA-A10 | 6E5Z-1104-AB | MR223285 | 96268475 | ||||||
| 42200-SS0-981 | DACF1050B | 43200-9F510 |
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| After-sales Service: | Three Years |
|---|---|
| Warranty: | One Year |
| Type: | Wheel Hub Bearing |
| Material: | Gcr15 Bearing Steel |
| Tolerance: | P6 |
| Certification: | ISO9001, TS16949 |
| Customization: |
Available
| Customized Request |
|---|
What are the key differences between live axles and dead axles in vehicle design?
In vehicle design, live axles and dead axles are two different types of axle configurations with distinct characteristics and functions. Here’s a detailed explanation of the key differences between live axles and dead axles:
Live Axles:
A live axle, also known as a solid axle or beam axle, is a type of axle where the wheels on both ends of the axle are connected and rotate together as a single unit. Here are the key features and characteristics of live axles:
- Connected Wheel Movement: In a live axle configuration, the wheels on both ends of the axle are linked together, meaning that any movement or forces applied to one wheel will directly affect the other wheel. This connection provides equal power distribution and torque to both wheels, making it suitable for off-road and heavy-duty applications where maximum traction is required.
- Simple Design: Live axles have a relatively simple design, consisting of a solid beam that connects the wheels. This simplicity makes them durable and capable of withstanding heavy loads and rough terrains.
- Weight and Cost: Live axles tend to be heavier and bulkier compared to other axle configurations, which can impact the overall weight and fuel efficiency of the vehicle. Additionally, the manufacturing and maintenance costs of live axles can be lower due to their simpler design.
- Suspension: In most cases, live axles are used in conjunction with leaf spring or coil spring suspensions. The axle is typically mounted to the vehicle’s chassis using leaf springs or control arms, allowing the axle to move vertically to absorb bumps and provide a smoother ride.
- Off-road Capability: Live axles are commonly used in off-road vehicles, trucks, and heavy-duty applications due to their robustness, durability, and ability to deliver power to both wheels simultaneously, enhancing traction and off-road performance.
Dead Axles:
A dead axle, also known as a dummy axle or non-driven axle, is a type of axle that does not transmit power to the wheels. It is primarily used to provide support and stability to the vehicle. Here are the key features and characteristics of dead axles:
- Independent Wheel Movement: In a dead axle configuration, each wheel operates independently, meaning that the movement or forces applied to one wheel will not affect the other wheel. Each wheel is responsible for its own power delivery and traction.
- Weight Distribution: Dead axles are often used to distribute the weight of the vehicle more evenly, especially in cases where heavy loads need to be carried. By adding an extra axle without driving capability, the weight can be distributed over a larger area, reducing the load on other axles and improving stability.
- Steering: Dead axles are commonly used as front axles in vehicles with rear-wheel drive configurations. They provide support for the front wheels and allow for steering control. The steering is typically achieved through a separate mechanism, such as a steering linkage or a steering gear.
- Reduced Complexity: Dead axles are simpler in design compared to live axles since they do not have the additional components required for power transmission. This simplicity can lead to lower manufacturing and maintenance costs.
- Efficiency and Maneuverability: Dead axles are often used in vehicles where power delivery to all wheels is not necessary, such as trailers, certain types of buses, and some light-duty vehicles. By eliminating the power transmission components, these vehicles can achieve better fuel efficiency and improved maneuverability.
It’s important to note that the choice between live axles and dead axles depends on the specific application, vehicle type, and desired performance characteristics. Vehicle manufacturers consider factors such as load capacity, traction requirements, off-road capability, cost, and fuel efficiency when determining the appropriate axle configuration for a particular vehicle model.
How do axle ratios impact the performance and fuel efficiency of a vehicle?
The axle ratio of a vehicle plays a crucial role in determining its performance characteristics and fuel efficiency. Here’s a detailed explanation of how axle ratios impact these aspects:
Performance:
The axle ratio refers to the ratio of the number of rotations the driveshaft makes to the number of rotations the axle makes. A lower axle ratio, such as 3.23:1, means the driveshaft rotates 3.23 times for every rotation of the axle, while a higher ratio, like 4.10:1, indicates more driveshaft rotations per axle rotation.
A lower axle ratio, also known as a numerically higher ratio, provides better low-end torque and acceleration. This is because the engine’s power is multiplied as it goes through the gears, resulting in quicker acceleration from a standstill or at lower speeds. Vehicles with lower axle ratios are commonly found in trucks and performance-oriented vehicles where quick acceleration and towing capacity are desired.
On the other hand, a higher axle ratio, or numerically lower ratio, sacrifices some of the low-end torque for higher top-end speed and fuel efficiency. Vehicles with higher axle ratios are typically used in highway driving scenarios where maintaining higher speeds and maximizing fuel efficiency are prioritized.
Fuel Efficiency:
The axle ratio directly affects the engine’s RPM (revolutions per minute) at a given vehicle speed. A lower axle ratio keeps the engine running at higher RPMs, which may result in increased fuel consumption. However, this ratio can provide better towing capabilities and improved off-the-line acceleration.
In contrast, a higher axle ratio allows the engine to operate at lower RPMs during cruising speeds. This can lead to improved fuel efficiency because the engine doesn’t have to work as hard to maintain the desired speed. It’s worth noting that other factors, such as engine efficiency, aerodynamics, and vehicle weight, also influence fuel efficiency.
Manufacturers carefully select the axle ratio based on the vehicle’s intended purpose and desired performance characteristics. Some vehicles may offer multiple axle ratio options to cater to different driving preferences and requirements.
It’s important to consider that changing the axle ratio can have implications on the overall drivetrain system. Modifying the axle ratio can affect the vehicle’s speedometer accuracy, transmission shifting points, and may require recalibration of the engine control unit (ECU) to maintain optimal performance.
As always, for precise information on a specific vehicle’s axle ratio and its impact on performance and fuel efficiency, it is best to consult the vehicle manufacturer’s specifications or consult with automotive experts.
Are there aftermarket axles available for upgrading performance in off-road vehicles?
Yes, there are aftermarket axles available for upgrading performance in off-road vehicles. Off-road enthusiasts often seek aftermarket axle options to enhance the durability, strength, and performance of their vehicles in rugged and demanding terrains. Here’s some information about aftermarket axles for off-road applications:
1. Upgraded Axle Materials:
Aftermarket axles are typically made from high-strength materials such as chromoly steel or forged alloys. These materials offer superior strength and durability compared to stock axles, making them better suited for off-road use where extreme loads, impacts, and torsional forces are encountered.
2. Increased Axle Shaft Diameter:
Some aftermarket axles feature larger diameter shafts compared to stock axles. This increased diameter helps improve the axle’s load-carrying capacity and resistance to bending or torsion. It can also enhance the overall durability and reliability of the axle in off-road conditions.
3. Upgraded Axle Splines:
Axles with upgraded splines are designed to handle higher torque loads. Aftermarket axles may feature larger and stronger splines, providing increased power transfer capabilities and reducing the risk of spline failure, which can occur in extreme off-road situations.
4. Locking Differentials:
Some aftermarket axle options include integrated locking differentials. Locking differentials improve off-road traction by mechanically locking both wheels on an axle together, ensuring that power is distributed evenly to both wheels. This feature can be advantageous in challenging off-road conditions where maximum traction is required.
5. Lifted Vehicle Compatibility:
Aftermarket axles are often designed to accommodate lifted vehicles. Lift kits that raise the suspension height can impact the axle’s operating angles. Aftermarket axles may offer increased articulation or modified geometry to maintain proper alignment and reduce the risk of binding or premature wear.
When considering aftermarket axles for off-road vehicles, it’s essential to choose options that are compatible with your specific vehicle make, model, and suspension setup. Working with reputable manufacturers, consulting with experienced off-road enthusiasts, or seeking advice from professional mechanics can help you select the most suitable aftermarket axle upgrades for your off-road needs.
Lastly, it’s important to keep in mind that upgrading axles alone may not be sufficient for maximizing off-road performance. Other components such as suspension, tires, differential gears, and drivetrain systems should be considered as part of a comprehensive off-road build to ensure optimal performance, reliability, and safety.
editor by CX 2024-04-04