Product Description

The illustration of Rear Axle

 

Suspension Model

AR115

 

 

Rated load(kg)

115000

Brake Type

Disc/Drum

Rim Distance(mm)

1832

Max out Torque(Nm)

30000

Distribution Circle

10*335

Flange Type

Plain Flange

Ratio

3.15~6.17

Applicable Bus

7m Bus

Wheel Hub Type

Bearing Unit

Weight(oil included)(kg)

690()Drum)/630(Disc)

The Detailed Drawing of Defined Rear Axle

Type: FRONT AXLEAF 2.2~2.7                                                                                                   Type: FRONT AXLE–AF 5.5

Application: 5~7 m Coach/City Bus                                                                                               Application: 10~11 m Coach/City Bus

                                                                  

Type: FRONT AXLE–AF 75                                                                                            Type: REAR AXLE–AR 40

Application: OVER 11 m Coach/City Bus                                                                       Application: 5~8m Coach/City Bus
Economy of The Axle and Suspension

In order to improve the axle and suspension quality, improve customer car experience, reduce after-sales maintenance costs, fully learn from domestic and foreign advanced axle technology, especially in the axle wheel edge unique innovation, from grease lubricated wheel edge, to oil lubricated wheel edge, and then to the maintainance free axle ans suspension wheel edge, compared with the previous generation, there is a qualitative leap. Among them, there are 2 kinds of maintenance-free wheel edge: oil lubrication maintenance-free (generally 500,000 km maintenance-free) and integrated maintenance-free (namely bearing unit, 5 years / 800,000 km maintenance-free).

Company Profile

 DUOYUAN AUTOMOBILE EQUIPMENT CO.LTD

Duoyuan automobile equipment, covers an area of more than 100 acres and has over 300 employees, including more than 90 professionals and technical personnel, more than 10 senior engineers, and more than 30 intermediate engineers.

Our goal is to become the third party professional auto parts supplier with innovative spirit and leading technology. With continuous construction and development for 16 years, we have cooperate with YuTong Group for a term strategy. Current product market volume: Over 400,000 pieces of bus special axles, over 250,000 kits of bus air suspensions; annual production capacity: 100,000 pieces of bus special axle and 50,000 kits of bus air suspensions. In 2018, our sales exceeded RMB 1.5 billion.

At present, our products are mainly bus-oriented, providing matching products to full ranges of models such as passenger bus, tourist bus, group bus, public transportation bus, school buses and new energy bus; Also, we are actively expanding truck and other commercial vehicle markets. Our products are sold to more than 130 countries and regions in the world such as Cuba, Venezuela, Russia, Iran and Saudi Arabia as parts of complete vehicle.

In order to realize a better future, we, by upholding the spirit of exploration, learn widely from others’ strong points and absorb foreign and domestic advanced experience, and strive for the development of China’s automotive equipment.

FAQ

Q:Are you trading company or manufacturer?

A: We are factory who have been specializing in designing and manufacturing axle and suspension for 20 years .
Q:Can your products be customized or modified?

A: We can design and develop the axl and suspension according to customers’ requirements and vehicle parameters .
Q: What is your terms of payment ?
A: 100% Advance payment by T/T after signing the contract.
Q: What is your terms of packing?
A: Generally, we put buggy axle on Wooden pallets,Stretch film fixed in wooden box . Or Customer required.
Q: How long is your delivery time?
A: Generally it is 15-25 days if the goods are in stock. or it is 35-45 days if the goods are not in stock, it is according to
quantity.
Q: What is your axl sample policy?
A: We can supply the buggy axle sample if we have ready parts in stock, but the customers have to pay the sample cost and he courier cost.Please contact with me with buggy axle.
Q. Do you test all your buggy axle before delivery?
A: Yes, we have 100% test before delivery
Q: How do you make our business long-term and good relationship?
A:1. We keep axle and suspension a good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

After-sales Service: 1 Year
Condition: New
Axle Number: 1
Application: Bus
Certification: ISO
Material: Steel
Customization:
Available

|

Customized Request

pto shaft

How Do Rear Drive Shafts Accommodate Variations in Length and Connection Methods?

Rear drive shafts are designed to accommodate variations in length and connection methods to ensure proper fitment and functionality in different vehicle configurations. These variations arise due to differences in vehicle size, drivetrain layout, suspension geometry, and other factors. Rear drive shafts employ several mechanisms and design considerations to adapt to these variations. Here’s a detailed explanation of how rear drive shafts accommodate variations in length and connection methods:

1. Telescoping Design:

Rear drive shafts often incorporate a telescoping design that allows for length adjustments. Telescoping drive shafts consist of two or more tubular sections that can slide in and out of each other, enabling changes in length. This design is beneficial when vehicles have adjustable suspension systems or when there is a need to accommodate variations in the distance between the transmission output shaft and the rear axle. By adjusting the telescoping sections, rear drive shafts can be extended or retracted to match the required length, ensuring proper alignment and engagement of the drivetrain components.

2. Slip Yokes:

Slip yokes are commonly used in rear drive shafts to allow for axial movement and compensate for changes in length. A slip yoke is a splined component that connects the drive shaft to the transmission output shaft. It is designed to slide in and out of the drive shaft, allowing for length adjustments. As the suspension moves or the rear axle travels up and down, the slip yoke accommodates the changes in distance between the transmission and the rear axle, maintaining constant engagement and power transfer. Slip yokes are often used in conjunction with telescoping drive shafts to provide a wider range of length adjustability.

3. Universal Joints (U-Joints) and Constant Velocity (CV) Joints:

Rear drive shafts utilize different types of joints, such as universal joints (U-joints) or constant velocity (CV) joints, to accommodate variations in connection methods. U-joints are commonly used in rear drive shafts and allow for angular movement between two shafts. They can handle misalignment and changes in operating angles, making them suitable for applications where the rear axle and transmission output shaft are not perfectly aligned. CV joints, on the other hand, are used in applications that require constant velocity and smooth power transfer, such as in vehicles with independent rear suspension. CV joints accommodate variations in length and allow for a wider range of articulation angles while maintaining a constant velocity of the drive shaft.

4. Flange Connections and Bolt Patterns:

Rear drive shafts feature flange connections at each end to facilitate attachment to the transmission output shaft and the rear axle. The flanges are designed with specific bolt patterns that correspond to the mating surfaces on the transmission and axle. These bolt patterns ensure proper alignment and secure attachment of the drive shaft to the drivetrain components. The bolt patterns may vary depending on the vehicle manufacturer, drivetrain configuration, and specific model. By accommodating different flange connections and bolt patterns, rear drive shafts can be compatible with a wide range of vehicles and drivetrain layouts.

5. Customization and Engineering:

In some cases, rear drive shafts may require customization and engineering to accommodate specific variations in length and connection methods. Vehicle manufacturers, aftermarket suppliers, and drivetrain specialists have the expertise to design and manufacture custom drive shafts to meet unique requirements. This may involve fabricating drive shafts with specific lengths, spline counts, or joint configurations that are not readily available in standard off-the-shelf options. Customization allows for precise adaptation of rear drive shafts to fit vehicles with non-standard drivetrain configurations or to address specific challenges posed by unique suspension setups or vehicle modifications.

In summary, rear drive shafts accommodate variations in length and connection methods through telescoping designs, slip yokes, universal joints (U-joints), constant velocity (CV) joints, flange connections, bolt patterns, and customization. These features and design considerations ensure proper fitment, alignment, and engagement of the rear drive shaft in different vehicle configurations. By incorporating these mechanisms, rear drive shafts provide the flexibility and adaptability necessary to accommodate variations in length and connection methods, enabling efficient power transfer and reliable operation in diverse drivetrain layouts.

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What Safety Precautions Should Be Followed When Working with Rear Drive Shafts?

Working with rear drive shafts requires adherence to specific safety precautions to minimize the risk of accidents, injuries, and damage to the vehicle or surrounding components. Here are detailed safety precautions that should be followed when working with rear drive shafts:

1. Wear Protective Gear:

Always wear appropriate personal protective equipment (PPE) when working with rear drive shafts. This includes safety glasses or goggles to protect your eyes from debris, gloves to safeguard your hands from sharp edges or moving parts, and sturdy footwear to provide foot protection in case of accidents or dropped tools.

2. Ensure Vehicle Stability:

Prioritize vehicle stability when working with rear drive shafts. Park the vehicle on a level surface and engage the parking brake. If necessary, use wheel chocks to prevent the vehicle from rolling. Additionally, if you are raising the vehicle using a jack or lift, ensure that it is securely supported with jack stands or appropriate lift points to prevent accidental movement or collapse.

3. Disconnect the Battery:

Before beginning any work on the rear drive shaft, disconnect the vehicle’s battery. This precaution helps prevent accidental engagement of the starter motor or other electrical components, reducing the risk of injury or damage during the maintenance or replacement process.

4. Release Tension on the Drivetrain:

Release tension on the drivetrain components before removing the rear drive shaft. If applicable, release tension on the parking brake, shift the transmission into neutral, and engage the wheel chocks. This step helps prevent unexpected movement of the vehicle or drivetrain components while working on the drive shaft.

5. Secure the Drive Shaft:

Prior to removing the rear drive shaft, ensure it is securely supported and immobilized. Use a drive shaft support fixture or a transmission jack to hold the drive shaft in place. This prevents the drive shaft from falling or causing injury when it is disconnected from the transmission or differential.

6. Mark Alignment Points:

Before disconnecting the rear drive shaft, mark alignment points on the drive shaft and the surrounding components. This will help ensure proper reinstallation and alignment during assembly. Marking the orientation of the drive shaft also aids in identifying any imbalance or misalignment issues that may arise during reinstallation.

7. Use Proper Tools and Techniques:

Always use the appropriate tools and techniques when working with rear drive shafts. Use socket wrenches, torque wrenches, and other specialized tools designed for drive shaft removal and installation. Avoid using improper tools or excessive force, as this can lead to damage or personal injury. Follow manufacturer guidelines and service manuals for specific procedures and torque specifications.

8. Handle with Care:

Handle the rear drive shaft with care to avoid unnecessary damage or injury. Avoid dropping or striking the drive shaft against hard surfaces, as this can cause dents, bends, or other structural damage. Additionally, be cautious of sharp edges or splines on the drive shaft that can cause cuts or abrasions. Always handle the drive shaft by gripping secure areas and wearing appropriate gloves for added protection.

9. Inspect for Damage and Wear:

Before reinstalling or replacing the rear drive shaft, thoroughly inspect it for any signs of damage or wear. Check for cracks, dents, corrosion, or loose components. Also, inspect the U-joints or CV joints for excessive play, rust, or damaged seals. If any issues are detected, it is advisable to replace the damaged parts or the entire drive shaft to ensure safe and reliable operation.

10. Follow Proper Reinstallation Procedures:

When reinstalling the rear drive shaft, follow proper procedures to ensure correct alignment and engagement with the transmission output shaft and differential input flange. Use the alignment marks made during disassembly as a guide. Tighten all fasteners to the recommended torque specifications, and ensure that all retaining clips or bolts are properly secured.

11. Test for Proper Functioning:

After completing the rear drive shaft work, conduct a thorough test to ensure proper functioning. Check for any abnormal vibrations, noises, or leaks during vehicle operation. If any issues are observed, reinspect the drive shaft installation and address the problem promptly.

12. Consult Professional Assistance if Needed:

If you are uncertain about any aspect of working with rear drive shafts or encounter difficulties during the process, it is advisable to seek professional assistance from a qualified technician or automotive service center. Theycan provide the necessary expertise and ensure the work is carried out safely and correctly.

By following these safety precautions when working with rear drive shafts, you can help protect yourself, prevent damage to the vehicle, and maintain a safe working environment. Remember to always prioritize safety and exercise caution throughout the entire process.

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What Benefits Do Properly Functioning Rear Drive Shafts Offer for Vehicle Dynamics?

A properly functioning rear drive shaft offers several benefits for vehicle dynamics. It plays a crucial role in transmitting power, distributing torque, and maintaining stability, which directly impact the performance and handling characteristics of a vehicle. Here’s a detailed explanation of the benefits that properly functioning rear drive shafts offer for vehicle dynamics:

1. Power Delivery:

A properly functioning rear drive shaft ensures efficient power delivery from the engine or transmission to the wheels. It facilitates the transfer of torque, generated by the engine, to the rear wheels, enabling propulsion and acceleration. A well-maintained rear drive shaft minimizes power losses and mechanical friction, allowing more power to reach the wheels, resulting in improved vehicle performance.

2. Balanced Traction:

The rear drive shaft, in conjunction with the rear differential, plays a key role in distributing torque between the rear wheels. This torque distribution ensures balanced traction, especially during acceleration and cornering. Properly functioning rear drive shafts help optimize power distribution, reducing the chances of wheel slippage and providing better grip and stability on various road surfaces.

3. Enhanced Stability:

Stability is a crucial aspect of vehicle dynamics, and rear drive shafts contribute to maintaining stability during various driving conditions. By enabling torque distribution to the rear wheels, the rear drive shaft helps prevent oversteer or understeer tendencies, particularly during cornering. It allows the rear wheels to better grip the road, enhancing the vehicle’s stability and control.

4. Improved Handling:

A properly functioning rear drive shaft contributes to improved handling characteristics of a vehicle. In rear-wheel drive (RWD) configurations, the rear drive shaft’s torque transmission to the rear wheels results in a more balanced weight distribution, with a bias towards the rear. This weight distribution enhances the vehicle’s handling by providing better traction and control, especially during cornering maneuvers.

5. Responsiveness:

Properly functioning rear drive shafts contribute to the overall responsiveness of a vehicle. They ensure prompt power delivery and torque transfer, allowing the vehicle to respond quickly to driver inputs. This responsiveness enhances the driving experience, providing a direct and engaging connection between the driver and the road.

6. Off-Road Capability:

For vehicles equipped with four-wheel drive (4WD) or all-wheel drive (AWD) systems, properly functioning rear drive shafts are essential for off-road capability. They enable power distribution to both the front and rear wheels, enhancing traction and control on challenging terrain. By maintaining proper torque transfer, rear drive shafts ensure that the vehicle can navigate rough surfaces, steep inclines, and other off-road obstacles with improved capability and confidence.

7. Drivetrain Efficiency:

Efficient power transmission through properly functioning rear drive shafts contributes to overall drivetrain efficiency. They minimize power losses, mechanical friction, and energy waste, allowing more power to reach the wheels. This not only enhances vehicle performance but also improves fuel efficiency and optimizes the utilization of available power.

In summary, properly functioning rear drive shafts offer several benefits for vehicle dynamics. They ensure efficient power delivery, balanced traction, enhanced stability, improved handling, responsiveness, off-road capability, and drivetrain efficiency. By maintaining and optimizing rear drive shaft performance, manufacturers and drivers can enhance the overall driving experience, vehicle performance, and handling characteristics.

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editor by CX 2023-10-03