Product Description

 

PROPELLER SHAFT manufacturer & supplier – CHINAMFG is your best choice

Product Name:

Rear drive shaft propeller shafts for Audi Q7 7L8521102S stainless steel

OE NO.:

7L8521102S, 7L8521102G, 7L8521102L

Vehicle Fitment:

For Q7

Material:

High Quality Steel

Colour:

Black painted

MOQ:

1pc if we have in stock

Note:

Have stock in China and US!

 

For AUDI Propeller Shaft, we have over 30 items, such as:

OE NO.

APPLICATION

936-633

for AUDI A6 QUATTRO

8K57101G

for AUDI A5 S5

8K57101N

for AUDI A5 S6

8K57101AA

for AUDI A5 S7

4B57106D

for AUDI A6 QUATTRO

4B57106F

for AUDI A7 QUATTRO

4F57101B

for AUDI A8 QUATTRO

4FD521101B

for AUDI A9 QUATTRO

4F57101F

for AUDI A10 QUATTRO

4H4521101

for AUDI A6/A8

8R57101B

for AUDI Q5

8R57101E

for AUDI Q5

8R57101K

for AUDI Q5

8R57101P

for AUDI Q5

8R57101F

for AUDI Q6

8R57101L

for AUDI Q7

8R57101M

for AUDI Q8

7L8521102F

for AUDI Q7

7L8521102M

for AUDI Q8

7L8521102D

for AUDI Q9

7L8521102S

for AUDI Q7

7L8521105G

for AUDI Q8

7L8521105L

for AUDI Q9

OE NO.

APPLICATION

4B57106C

FOR AUDI A6 Quattro 1998-2004

4B57106D

FOR AUDI A6 2000-2001

4F57101B

FOR AUDI Q6 2005-2006

4F57101F

FOR AUDI A6 Quattro 2005-2011

4FD521101B

FOR AUDI A6 2005-2011

4H4521101

FOR AUDI A8 2011-2016

7L8521102F

FOR AUDI Q7 2011-2015

7L8521102S

FOR AUDI Q7 2011-2015

8E57101C

FOR AUDI A4 Quattro 2002-2003

8K57101G

FOR AUDI A4 2009-2012

8R57101B

FOR AUDI Q5 2009-2012

8R57101F

FOR AUDI Q5 2008-2018

4B57106F

8K57101N

7L8521102D

8R57101E

7L8521102M

8R57101K

7L8521105G

8R57101L

7L8521105L

8R57101M

8K57101AA

8R57101P

936-633

 

If you need more information about AUDI Propeller Shaft, please message or email to us ASAP.
 

—-  OUR ADVANTAGE —-
 +700 models for AMERICA & EUROPE marketMOQ: 3PCS / for 1 item, MIN order amount: USD5000
Quality assurance: One Year WarrantyStable delivery time: 45 days
Free Sample DevelopedApply O/A 30-90 days for regular customer

 

Becides AUDI Propeller Shaft,we have Over 700 items applicable for following vehicles:

 

 

 

 

 

 

 

 

—-   F A Q   —-
Q1:  If we don’t find what we need on your website, what should we do?
You can send us the OE number or of the product you need, we will check if we have them.
We also develop new models according to customer’s need;
you can contact us for more detail.
Q2:  Can I get a price discount if I order large quantities?Yes, it depends on your purchasing quantity, more quantity more discount.
Q3:  What about the delivery time?If we have stock, we can send you the goods within 3 working days,
if we don’t have stock, generally it needs 10 to 40 days.

Q4:  What’s our MOQ?Sample order for quality testing 1 piece , normal order 50 pieces for 1 order with mixed models .
Q5:  What’s your payment terms and condition ?We can accept T/T , LC, Trade Assurance, Western Union, Paypal, Moneygram ect.

 

 

After-sales Service: 1 Year
Condition: New
Color: Black
Certification: ISO, Ts16949
Type: Drive Shaft
Application Brand: Audi
Samples:
US$ 300/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

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Are There Any Signs of Wear or Damage That Indicate a Need for Rear Drive Shaft Replacement?

Over time, rear drive shafts can experience wear and damage due to various factors such as usage, environmental conditions, and maintenance practices. Recognizing the signs of wear or damage is crucial as it helps determine whether a rear drive shaft replacement is necessary. Here are some detailed explanations of the signs that indicate a need for rear drive shaft replacement:

1. Vibrations and Shaking:

If you notice excessive vibrations or shaking coming from underneath the vehicle, it can be a sign of an unbalanced or worn-out rear drive shaft. Imbalances can occur due to damaged or worn-out universal joints (U-joints) or constant velocity (CV) joints. As the drive shaft rotates, these imbalances can cause vibrations to transfer to the vehicle’s body, resulting in noticeable shaking or tremors. If the vibrations persist even after balancing the tires and inspecting other drivetrain components, it may indicate that the rear drive shaft needs replacement.

2. Clunking or Knocking Noises:

Unusual clunking or knocking noises while accelerating, decelerating, or shifting gears could be indicative of a damaged or worn-out rear drive shaft. These noises may suggest issues with the U-joints, CV joints, or slip yoke. Worn-out U-joints can cause a clunking sound when there is excessive play or movement in the joint. Similarly, worn-out CV joints or slip yokes can generate knocking noises as they fail to maintain proper engagement and alignment. If you hear persistent clunking or knocking noises, it is advisable to have the rear drive shaft inspected and replaced if necessary.

3. Excessive Vibration During Acceleration:

If you experience strong vibrations specifically during acceleration, it could indicate an issue with the rear drive shaft. Worn-out U-joints or CV joints can cause the drive shaft to lose its balance, resulting in vibrations during acceleration. These vibrations may intensify as the vehicle’s speed increases. It is important to address this issue promptly, as continued use of a damaged rear drive shaft can lead to further damage to other drivetrain components.

4. Grease Leakage:

Grease leakage around the U-joints or CV joints of the rear drive shaft can be a sign of wear or damage. U-joints and CV joints are typically equipped with grease fittings to ensure proper lubrication. If the joints are damaged or worn, they may develop cracks or gaps that allow grease to escape. Grease leakage can lead to insufficient lubrication, accelerated wear, and eventual failure of the joints. If you notice signs of grease leakage around the rear drive shaft joints, it is recommended to have them inspected and replace the drive shaft if necessary.

5. Visible Cracks, Bends, or Dents:

Inspecting the physical condition of the rear drive shaft can reveal signs of wear or damage. Visual cues such as cracks, bends, or dents on the drive shaft indicate structural weakness and compromise its performance. These damages can occur due to impacts from road debris, rough driving conditions, or excessive torque loads. If any visible damage is present on the rear drive shaft, it is advisable to have it assessed by a qualified technician. Depending on the severity of the damage, the drive shaft may need to be replaced.

6. Excessive Play or Movement:

Excessive play or movement in the rear drive shaft is a clear indication of wear or damage. You can check for play by firmly gripping the drive shaft near the U-joints or CV joints and attempting to move it back and forth or rotate it. If there is noticeable play or excessive movement, it suggests that the joints are worn-out, the splines are damaged, or the slip yoke is loose. Excessive play can affect the drivetrain’s operation and lead to further damage if not addressed promptly. In such cases, a rear drive shaft replacement may be necessary.

7. Maintenance History and Mileage:

Consider the maintenance history and mileage of the vehicle when evaluating the need for rear drive shaft replacement. Rear drive shafts, like other components, have a finite lifespan and may require replacement after a certain mileage or duration of use. If the vehicle has reached a high mileage, or if there is a lack of maintenance records indicating regular inspection and lubrication of the drive shaft, it is advisable to have it assessed for wear or damage.

In summary, signs of wear or damage that indicate a need for rear drive shaft replacement include excessive vibrations and shaking, clunking or knocking noises, excessive vibration during acceleration, grease leakage, visible cracks, bends, or dents, and excessive play or movement in the drive shaft. Additionally, considering the maintenance history and mileage of the vehicle can provide valuable insights into the potential need for rear drive shaft replacement. If any of these signs are observed, it is recommended to have the rear drive shaft inspected by a qualified technician to determine the appropriate course of action, which may include replacement to ensure the safe and reliable operation of the vehicle’s drivetrain system.pto shaft

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.

China Custom 7L8521102s Rear Drive Shaft for Audi Q7 2011-2015 Propshaft Propeller Drive Shaft  China Custom 7L8521102s Rear Drive Shaft for Audi Q7 2011-2015 Propshaft Propeller Drive Shaft
editor by CX 2023-09-26