China factory Differential Gears for CZPTPS 100 with Good quality
Product Description
Product features:
1.Carburizing by multi-purpose furnace, to lessen the deformatiion of gear surface, and lower noise.
2.Repeat technological process, to ensure the precision of gear surface, larger the contact area of planet gear& side gear surface, and average pressure better.
About us:
We are special and reliable manufacturer of V stay, torque rod, torque rod bush, repair kits, rubber support, differential assembly(differential case, gear, input/cross shaft etc.) and other truck parts
Products range:
European trucks: Mercedes benz, Volvo, Scania, MAN, DAF, RVI, Iveco.
Chinese trucks: Steyr, Howo, Faw, Xihu (West Lake) Dis.deng, ZheJiang , EQ153, Foton, CAMC, Kinglong, Golden Dragon, Yutong. Japanese trucks: Hino, Nissan,Mitsubish, Isuzu.
Korean trucks: Hyundai, KIA
We are a factory specialised in producing truck parts, chassis parts suitable for use in Japanese Truck, Sino Trucks and Euro Trucks.
We can custom make or with drawings/samples, OE numbers, We can produce the mould for making.
Work Flow & Products:
Contact infos:
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| After-sales Service: | 1year |
|---|---|
| Condition: | New |
| Axle Number: | 2 |
| Application: | Truck |
| Certification: | CE, ISO |
| Material: | Steel |
| Customization: |
Available
| Customized Request |
|---|

How does a differential gear distribute power between the wheels?
A differential gear is responsible for distributing power between the wheels of a vehicle, allowing them to rotate at different speeds while maintaining torque transfer. Here’s a detailed explanation of how a differential gear accomplishes this:
1. Power Input:
The differential gear receives power from the transmission or driveshaft connected to the engine. This power is transmitted to the differential assembly, which is typically located in the axle housing.
2. Ring and Pinion Gears:
Within the differential assembly, the power from the driveshaft is transferred to the ring and pinion gears. The ring gear is a large gear that surrounds the differential assembly, while the pinion gear is a smaller gear connected to the driveshaft. The interaction between these gears allows the power to be redirected.
3. Side Gears and Spider Gears:
The ring gear is connected to side gears, also known as bevel gears, through a set of small gears called spider gears. The side gears are attached to the axle shafts, which are responsible for transmitting power to the wheels. The spider gears allow the side gears to rotate independently of each other while maintaining torque transfer.
4. Differential Action:
As the vehicle moves, the differential gears enable the wheels to rotate at different speeds during turns. When the vehicle is moving in a straight line, the spider gears rotate smoothly, allowing equal power distribution to both wheels. However, during a turn, the inside wheel travels a shorter distance than the outside wheel, causing them to rotate at different speeds.
5. Speed and Torque Distribution:
The differential gear adjusts the speed and torque distribution between the wheels based on their rotational differences. When the vehicle is turning, the spider gears allow one wheel to rotate faster than the other, ensuring that torque is transferred to the wheel with better traction. This allows the wheels to rotate at different speeds, preventing tire scrubbing and providing smooth cornering.
6. Limited-Slip and Locking Differentials:
In certain differential systems, such as limited-slip differentials or locking differentials, additional mechanisms are incorporated to enhance traction and power distribution. Limited-slip differentials use clutch packs or friction plates to provide a predetermined amount of resistance, allowing some speed differentiation between the wheels while still transferring power. Locking differentials, on the other hand, lock the side gears together, ensuring equal torque distribution to both wheels, regardless of traction conditions.
7. Differential Types:
There are various types of differentials, including open differentials, limited-slip differentials, electronic differentials, torque vectoring differentials, and more. Each type has its own mechanisms and technologies to distribute power between the wheels effectively, depending on the vehicle’s requirements and driving conditions.
In summary, a differential gear distributes power between the wheels by utilizing a system of gears, including ring and pinion gears, side gears, and spider gears. The differential action allows the wheels to rotate at different speeds during turns, ensuring smooth cornering and preventing tire scrubbing. Additional mechanisms, such as limited-slip or locking differentials, can further enhance traction and power distribution in various driving conditions.

How do differential gears function in both front-wheel-drive and rear-wheel-drive vehicles?
In both front-wheel-drive and rear-wheel-drive vehicles, differential gears serve the same fundamental purpose of distributing power from the engine to the wheels while allowing them to rotate at different speeds. However, their specific configurations and functions differ between these two types of drivetrains. Here’s a detailed explanation of how differential gears function in both front-wheel-drive and rear-wheel-drive vehicles:
Front-Wheel-Drive Vehicles:
In front-wheel-drive vehicles, the differential gears are typically integrated into the transaxle assembly, which combines the transmission and differential into a single unit. Here’s how the differential gears function in front-wheel-drive vehicles:
- Power Input: The engine’s power is transmitted through the transmission to the transaxle assembly.
- Ring and Pinion Gears: The power from the transaxle is delivered to a set of ring and pinion gears within the differential assembly. These gears are responsible for distributing torque to the front wheels.
- Spider Gears: The ring gear is connected to a carrier that houses multiple smaller gears called spider gears. These spider gears allow the front wheels to rotate at different speeds during turns.
- Equal Torque Distribution: In front-wheel-drive vehicles, the differential gears prioritize equal torque distribution between the two front wheels. This design helps maintain traction and stability during acceleration and cornering.
- Traction Control: Some front-wheel-drive vehicles may also incorporate additional features in the differential assembly, such as electronic limited-slip differentials or traction control systems. These features help optimize traction by transferring power to the wheel with better grip, reducing wheel spin and improving overall performance.
Rear-Wheel-Drive Vehicles:
In rear-wheel-drive vehicles, the differential gears are typically located in the rear axle assembly. Here’s how the differential gears function in rear-wheel-drive vehicles:
- Power Input: The engine’s power is transmitted through the transmission to the driveshaft, which connects to the rear axle assembly.
- Drive Pinion and Ring Gear: The driveshaft is connected to a drive pinion gear, which meshes with a larger ring gear. This gear set is responsible for transferring power to the rear wheels.
- Spider Gears: Similar to front-wheel-drive vehicles, rear-wheel-drive vehicles also have spider gears housed within the differential assembly. The spider gears allow the rear wheels to rotate at different speeds during turns.
- Torque Distribution: In rear-wheel-drive vehicles, the differential gears distribute torque to the rear wheels in a manner that prioritizes rear-wheel traction and propulsion. This configuration is particularly beneficial for vehicle acceleration and load-carrying capability.
- Enhanced Features: Rear-wheel-drive vehicles may also incorporate advanced differential systems, such as limited-slip differentials or electronic locking differentials, to optimize traction and performance. These features help improve grip, especially in challenging driving conditions or when driving off-road.
In summary, differential gears function differently in front-wheel-drive and rear-wheel-drive vehicles due to their distinct drivetrain configurations. In front-wheel-drive vehicles, the differential gears are typically integrated into the transaxle assembly and prioritize equal torque distribution to the front wheels. In rear-wheel-drive vehicles, the differential gears are located in the rear axle assembly and focus on torque distribution to the rear wheels for propulsion. Understanding the specific functions of differential gears in each drivetrain type is essential for optimizing vehicle performance, traction, and stability.

What are the applications of differential gears in off-road vehicles?
Off-road vehicles rely on differential gears for various applications that enhance their performance and capability in challenging terrains. Here’s a detailed explanation:
1. Traction Improvement:
One of the primary applications of differential gears in off-road vehicles is to improve traction. Off-road terrain often consists of uneven surfaces, loose soil, rocks, mud, or deep snow, which can cause the wheels to lose traction. Differential gears, such as limited-slip differentials or locking differentials, help distribute torque to the wheels with better traction, reducing wheel slip and maximizing grip. This allows off-road vehicles to maintain forward momentum and conquer obstacles that would otherwise be difficult to navigate.
2. All-Wheel Drive (AWD) Systems:
Off-road vehicles commonly utilize differential gears in their all-wheel drive (AWD) systems. AWD systems distribute power to all four wheels, providing better traction and stability on off-road terrain. Differential gears enable power transfer between the front and rear axles, as well as between the left and right wheels on each axle, allowing for optimal torque distribution based on traction conditions. This helps improve overall off-road performance and control.
3. Articulation and Wheel Independence:
Off-road vehicles often encounter uneven terrain with varying degrees of wheel articulation. Differential gears play a crucial role in maintaining wheel independence, allowing each wheel to move up or down independently to better conform to the terrain. This ensures that the wheels maintain contact with the ground and enhances traction, especially when navigating over rocks, logs, or steep inclines.
4. Hill Climbing and Descending:
When climbing steep inclines or descending steep slopes, differential gears are essential for off-road vehicles. In these situations, differential gears help distribute torque between the wheels on each axle, allowing the wheels with better traction to propel the vehicle forward or provide controlled braking. This improves stability, prevents wheel slip, and enhances the vehicle’s ability to tackle challenging uphill or downhill sections.
5. Off-Road Racing:
In off-road racing, differential gears are utilized to optimize performance and handling. High-performance off-road vehicles often employ advanced differential systems, such as limited-slip differentials or torque vectoring differentials. These systems actively distribute torque to the wheels with better traction, improving acceleration, cornering ability, and overall vehicle dynamics in competitive off-road racing environments.
6. Rock Crawling and Trail Driving:
Off-road vehicles designed for rock crawling or trail driving heavily rely on differential gears. These vehicles require precise control and maximum traction in low-speed, technical situations. Differential gears, particularly locking differentials, are employed to ensure that both wheels on an axle rotate together, maximizing traction and allowing the vehicle to maneuver over challenging obstacles, such as large rocks, boulders, or deep ruts.
In summary, differential gears in off-road vehicles have several applications, including traction improvement, all-wheel drive systems, articulation and wheel independence, hill climbing and descending, off-road racing, rock crawling, and trail driving. These applications enhance the performance, control, and capability of off-road vehicles in demanding and rugged terrains.


editor by CX 2024-02-08