China Best Sales Differential Gearboxes Competitive Price Dana44 Fod F150 Worm Helical Bevel Gear gear patrol

Product Description

Product Description

Car Fitment Wrangler F150 F250
OE No. D44456
Speed Ratio 11/50
Type Differential Gear
Material 20CrMnTi/ 8620
Hardness HRC58-62
Treatment Carburizing,Hardening,
tempering,high frequency treatment,black coating,zincing,nickelage

We can make all kinds of CHINAMFG Wheel Pinion as per your drawing or sample by our DHL account.

D3571 11/41 CJ5/7/8 CHINAMFG 30 FRONT STD.3.73 72-86
D3571TJ 11/41 TJ (97-06) FRONT CHINAMFG 30 3.73 (SHORT STYLE)
D3571 10/41 CJ5/7 CHINAMFG 30 FRONT STD.4.10
D3571R 10/41 YJ(87-95) FRONT CHINAMFG 30 REVERSE 3.73 XJ(84-91)
D3571TJ 10/41 TJ (97-06) FRONT CHINAMFG 30 4.10 (SHORT STYLE)
D3 0571 9/41 CJ5/7/8 CHINAMFG 30 FRONT STD.4.56 72/86
D3 0571 R 9/41 YJ(87/95) FRONT CHINAMFG 30 REVERSE 4.56 XJ(84-91)
D3 0571 TJ 9/41 TJ(97-06( FONT CHINAMFG 304.56 (SHORT STYLE) XJ(92-01)
D30488 8/39 CJ5/7 CHINAMFG 30 FRONT STD.4.88 72-86
D30488R 8/39 YJ(87-95) FRONT CHINAMFG DANA 30 REVERSE 4.88 XJ(84-91)
D3571JK 8/41 YJ(07-21) FRONT DANA30 5.13 
D35712(47715) 18/49  
D35373 11/41 YJ/TJ CHINAMFG 35 REAR 3.73
D35411 10/41 YJ87-95 /TJ97-06/XJ93-07 CHINAMFG 35 REAR 4.10
D35456 9/41 YJ/TJ CHINAMFG 35 REAR 4.56
D35488 8/39 YJ/TJ CHINAMFG 35 REAR 4.88
D44373 11/41 TJ REAR CHINAMFG 44 3.73
D44409 11/45 TJ REAR CHINAMFG 44 4.10 22745
D44456R 9/41 DANA 44 4.56 REVERSE
D44455 11/50 TJ REAR CHINAMFG 44 4.56 22105
D44455X 11/50  
D44488R 8/39 DANA 44 4.88 REVERSE
D44489 9/44 TJ REAR CHINAMFG 44 4.88 23053
D44489X 9/44  
D44513R 8/41 DANA 44 5.13 REVERSE
D44513 8/41 TJ REAR CHINAMFG 44 5.13
D5 0571 Sep-41  
D50488 Aug-39  
D5571 Aug-41  
D44-4-373 Nov-41 85719
D44-4-342 Dec-41 80364
D44-4-353 46/13 75945
D44-4-307 43/14  
D44-4-346 Nov-38 84707
D44463 37*8 74960
D44410 41*10 80320
D44373 41*11 22736X
D44456 41*9 85713
D44323 42*13 28744
D44331 43*13 23592X
D44307 43*14 22106X
D44354 46*13 22856X
D44427 47*11 23064 JEEP WILLYS 11*47 8125051 ANO 1985(CJ6)
D44427X 47*11 CHRYSLER
D44538 43*8  
D44-3-342 41*12 660150
D6571 37*9 74905 CHINAMFG 3F,D60-411,9X37
D6571 41*10 24807(FORD250)
D6571 41*11 25538
D6 0571 46*13 24813
D6 0571 41*9 FORD F250
D6 0571 X 41*9  
D6571 41*8  
D6571R 41*8  
D60586 41*7  
D6571 43*8 Isuzu NHR,D60-586 7*41
D6571R 43*8  
D60488 39*8  
D60488R 39*8  
D70488 39*8 72148
D7571 41*10 72153
D7571 41*11 72159
D7571 41*8 72150 C30/P30 F350 41*8 5.3
D7 0571 41*9 72152 CHINAMFG F350 75-80
D7 0571 X 46*13 72168
D70-1-410 41*10 72154 CHINAMFG F350 BAJA 75/80 41*10 4.10
D70586 41*7 72156 D300/P300 41*7 5.86
D75-410 41*10 BA457171-X CHINAMFG Cargo
D75-462 37*8 BA457104-X
D8571 41*8 73168
D8571 41*10 73200
D8571X 41*40  
D80430 43*10 76128
D80488 39*8 76138
D80463 37*8 73167
D8571 41*11 76256
D8 0571 46*13 73353

Company Profile


HangZhou CHINAMFG Machinery is a professional manufacture of spiral bevel gear. The company has CNC milling machine, the GLEASON milling machine, rolling inspection machine, gear measuring center, a full set of metallographic analysis, inspection equipment and other related advanced equipment.
Our company owns gear measuring center equipped with advanced testing machines such as contourgraph, universal measuring microscope and full set netlaaographic analysis detector. According to various technical requirements and through procedures of sampling, special inspection and re-examination, multi-indexes of gears like observation, measurement and tracking can be completed.
With our high quality products, high credibility and trusty cooperation, aiming to be a highly specialized gear manufacturer of high level and all-directional service,we are looking CHINAMFG to your  business negotiation and our promising cooperation.



Q1: Are your products standard?
A: Our model is standard, if you have specific demand, pls tell us the details. 
Q2: What is you main categories?
A: Commercial Vehicles Like Isuzu,Nissan, Hino, CHINAMFG ,Toyota , Mazda ,Suzuki, Agricultural Machinery and Electric Storage.
Q3: If we don’t find what we want on your website, what should we do? 
A: You can email us the descriptions and pictures of the products you need, we will check whether we have them. 
B: We develop new items every month, and some of them have not been uploaded to website in time. Or you can send us sample by express, we will develop this item for bulk purchasing. 
Q4: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q5:Do you test all your goods before delivery?
Yes, we have 100% test before delivery.

Application: Motor, Electric Cars, Motorcycle, Machinery, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Curved Gear
Material: Cast Steel


Customized Request

worm gear

Are worm gears suitable for high-torque applications?

Worm gears are indeed well-suited for high-torque applications. Here’s a detailed explanation of why worm gears are suitable for high-torque applications:

Worm gears are known for their ability to provide significant speed reduction and torque multiplication. They consist of a threaded cylindrical gear, called the worm, and a toothed wheel, called the worm wheel or worm gear. The interaction between the worm and the worm wheel enables the transmission of motion and torque.

Here are the reasons why worm gears are suitable for high-torque applications:

  • High gear reduction ratio: Worm gears offer high gear reduction ratios, typically ranging from 20:1 to 300:1 or even higher. The large reduction ratio allows for a significant decrease in rotational speed while multiplying the torque output. This makes worm gears effective in applications that require high levels of torque.
  • Self-locking capability: Worm gears possess a unique self-locking property, which means they can hold position and prevent backdriving without the need for additional braking mechanisms. The angle of the worm thread creates a mechanical advantage that resists reverse rotation of the worm wheel, providing excellent self-locking characteristics. This self-locking capability makes worm gears ideal for applications where holding the load in place is crucial, such as in lifting and hoisting equipment.
  • Sturdy and robust design: Worm gears are typically constructed with durable materials, such as steel or bronze, which offer high strength and resistance to wear. This robust design enables them to handle heavy loads and transmit substantial torque without compromising their performance or longevity.
  • High shock-load resistance: Worm gears exhibit good resistance to shock loads, which are sudden or intermittent loads that exceed the normal operating conditions. The sliding contact between the worm and the worm wheel teeth allows for some degree of shock absorption, making worm gears suitable for applications that involve frequent or unexpected high-torque impacts.
  • Compact and space-efficient: Worm gears have a compact design, making them space-efficient and suitable for applications where size is a constraint. The compactness of worm gears allows for easy integration into machinery and equipment, even when there are spatial limitations.

It’s important to consider that while worm gears excel in high-torque applications, they may not be suitable for high-speed applications. The sliding contact between the worm and the worm wheel generates friction, which can lead to heat generation and reduced efficiency at high speeds. Therefore, worm gears are typically preferred in low to moderate speed applications where high torque output is required.

When selecting a worm gear for a high-torque application, it’s important to consider the specific torque requirements, operating conditions, and any additional factors such as speed, efficiency, and positional stability. Proper sizing, lubrication, and maintenance are also crucial to ensure optimal performance and longevity in high-torque applications.

worm gear

How do you retrofit an existing mechanical system with a worm gear?

When retrofitting an existing mechanical system with a worm gear, several considerations need to be taken into account. Here’s a detailed explanation of the retrofitting process:

  1. Evaluate the existing system: Before proceeding with the retrofit, thoroughly assess the existing mechanical system. Understand its design, function, and limitations. Identify the specific reasons for considering a worm gear retrofit, such as the need for increased torque, improved efficiency, or enhanced precision.
  2. Analyze compatibility: Evaluate the compatibility of a worm gear with the existing system. Consider factors such as available space, structural integrity, alignment requirements, and the load-bearing capacity of the system. Ensure that the addition of a worm gear will not compromise the overall performance or safety of the system.
  3. Select the appropriate worm gear: Based on the requirements and constraints of the retrofit, choose a suitable worm gear. Consider factors such as gear ratio, torque capacity, efficiency, backlash, and mounting options. Select a worm gear that matches the specific needs of the retrofit and is compatible with the existing system.
  4. Modify or adapt the system: Depending on the compatibility analysis, it may be necessary to modify or adapt certain components of the existing system to accommodate the worm gear. This can involve making adjustments to shafts, bearings, housings, or other mechanical elements. Ensure that any modifications or adaptations are carried out with precision and adhere to industry standards.
  5. Install the worm gear: Install the selected worm gear into the modified or adapted system. Follow the manufacturer’s instructions and guidelines for proper installation. Pay attention to torque specifications, lubrication requirements, and any specific assembly procedures. Ensure that the worm gear is securely mounted and aligned to minimize misalignment and maximize performance.
  6. Test and optimize: After the installation, thoroughly test the retrofitted system to ensure its functionality and performance. Conduct tests to verify torque transmission, efficiency, backlash, noise levels, and any other relevant parameters. Monitor the system during operation and make any necessary adjustments or optimizations to fine-tune its performance.
  7. Document and maintain: Document the retrofitting process, including any modifications, adjustments, or optimizations made to the existing system. Keep records of installation procedures, test results, and maintenance activities. Regularly inspect and maintain the retrofitted system to ensure its continued performance and reliability.

It’s important to note that retrofitting an existing mechanical system with a worm gear requires expertise in mechanical engineering and an understanding of the specific system requirements. If you lack the necessary knowledge or experience, it is advisable to consult with professionals or engineers specializing in power transmission systems to ensure a successful retrofit.

worm gear

How do you install a worm gear system?

Installing a worm gear system requires careful attention to ensure proper alignment, lubrication, and secure mounting. Here are the general steps involved in installing a worm gear system:

  1. Prepare the components: Before installation, ensure that all the components of the worm gear system, including the worm, worm wheel, bearings, and housing, are clean and free from any contaminants or damage. Inspect the components for any signs of wear or defects.
  2. Check alignment: Verify that the mating surfaces of the worm and worm wheel are clean and free from any debris. Ensure that the gear teeth mesh properly and that there is no excessive backlash or misalignment. Make any necessary adjustments or repairs before proceeding with the installation.
  3. Apply lubrication: Lubricate the worm gear system according to the manufacturer’s recommendations. Select a suitable lubricant that provides sufficient lubrication and reduces friction between the worm and worm wheel during operation. Apply the lubricant evenly to the gear teeth and other contact surfaces.
  4. Mounting: Position the worm gear system in the desired location, taking into account any space constraints or mounting requirements. Use appropriate fasteners, such as bolts or screws, to securely attach the system to the surrounding structure or base. Ensure that the mounting surfaces are clean, flat, and able to withstand the forces and loads exerted by the gear system.
  5. Alignment and adjustment: Once the worm gear system is mounted, check the alignment again and make any necessary adjustments. Ensure that the worm and worm wheel are properly engaged and that there is no excessive play or binding. Pay attention to any specified alignment tolerances provided by the manufacturer.
  6. Testing and operation: After installation, conduct a thorough functional test of the worm gear system. Verify that it operates smoothly, without unusual noise or vibration. Check for proper engagement of the gear teeth and ensure that the system performs as intended under different load conditions. Monitor the system’s performance during initial operation and address any issues or abnormalities promptly.

It’s important to follow the specific installation instructions provided by the gear system manufacturer. Different worm gear designs and applications may have additional installation requirements or considerations that should be taken into account.

Proper installation of a worm gear system ensures its reliable operation, minimizes wear, and maximizes its lifespan. If you are unsure about any aspect of the installation process, it is recommended to consult the manufacturer or seek the assistance of a qualified professional.

China Best Sales Differential Gearboxes Competitive Price Dana44 Fod F150 Worm Helical Bevel Gear gear patrolChina Best Sales Differential Gearboxes Competitive Price Dana44 Fod F150 Worm Helical Bevel Gear gear patrol
editor by CX 2023-10-08