China Hot selling Tractor Automobile Parts Truck Parts Forged Engine Parts Bevel Gear gear box

Product Description

Factory Automobile Parts Precision Forged Steel Material Bevel Gear

  ZheJiang CHINAMFG Heavy Truck Components Co., Ltd 


Who we are?

The most professional truck and spare parts manufacturer in China;
The leading truck and spare parts exporter in China;
The most comprehensive truck and spare parts solution provider in China;
The most worry-free and most satisfactory and reputable supplier for you in China.
We can never let you down if you choose us.


1)What about your packing?
   Generally,our spare parts are packed in anti-rust paper,plastic bag,box,carton or according to customer’s requirements.

2)What about your terms of payment?
  L/C, T/T, D/P, Western Union, Paypal  Money Gram, Others

3)What is your terms of delivery?

4)How about your delivery time?
   Usually,it will take around 3~7 days after your advance payment,it depends on the items and quantities of your order.

5)What is your sample policy?
   We can supply the samples if the samples are in stock,but the customers will pay the sample cost and the delivery cost(or freight collect)

Our Services:
1.All of our products are with professional service.
2.We can offer all kinds of OEM spare parts according to the customer’s  requirements.
3. We can offer free consultation of service information .
4.The dominance we kept all along is to provide the customers with genuine spare parts.
5.Standard export packag to protect the parts from long-distance delivery.
6. Professional sales and after sale service team, timely and efficiently to solve your problem.
7.We are willing to privide the High Quality,ReasonablePrice and Perfect Service.

After-sales Service: 3 Months
Warranty: 3 Months
Type: Engine
Transmission System Parts: Transmission Shaft
Color: Black
US$ 45/Piece
1 Piece(Min.Order)

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Customized Request

automobile gear

How do modern vehicles use electronic controls to optimize gear shifts?

Modern vehicles utilize electronic controls to optimize gear shifts and enhance the overall performance and efficiency of the transmission system. Here’s a detailed explanation:

1. Transmission Control Module (TCM):

Modern vehicles are equipped with a Transmission Control Module (TCM), which is a dedicated electronic control unit responsible for managing the operation of the transmission system. The TCM receives input from various sensors throughout the vehicle to monitor parameters such as vehicle speed, engine load, throttle position, and driver input.

2. Adaptive Transmission Systems:

Many modern vehicles employ adaptive transmission systems that continuously analyze the driving conditions and adjust the gear shifts accordingly. These systems use complex algorithms and sensor data to optimize gear selection based on factors such as throttle input, road gradient, vehicle speed, and load conditions.

3. Shift Mapping:

Electronic controls allow manufacturers to program specific shift maps or algorithms that determine the timing and characteristics of gear shifts. These shift maps take into account various factors such as engine RPM, vehicle speed, and driver demand. By customizing the shift mapping, manufacturers can optimize gear shifts for different driving scenarios, such as economy, sporty driving, or towing.

4. Shift-by-Wire Technology:

Shift-by-wire technology is increasingly being used in modern vehicles, especially those with automatic transmissions. In this system, the gear selection is electronically controlled rather than mechanically linked to the gear lever. It allows for more precise and responsive gear shifts, as well as additional features such as paddle shifters or manual shift modes.

5. Dual-Clutch Transmissions (DCT):

Dual-Clutch Transmissions (DCT) are becoming popular in modern vehicles due to their ability to provide quick and seamless gear shifts. DCTs use electronically controlled clutches to preselect gears, allowing for almost instantaneous shifts without interrupting power delivery. Electronic controls play a crucial role in managing the precise timing and coordination of clutch engagement and gear changes in DCTs.

6. Continuously Variable Transmissions (CVT):

Continuously Variable Transmissions (CVT) rely heavily on electronic controls to optimize gear ratios for maximum fuel efficiency and performance. CVTs use a system of pulleys and belts or chains to provide an infinite number of gear ratios. The TCM continuously adjusts the pulley positions based on sensor inputs to maintain the most suitable gear ratio for the driving conditions.

7. Over-the-Air Updates:

With the advancement of connected car technology, some modern vehicles can receive over-the-air updates to their electronic control systems. These updates can include refinements to the shift algorithms, allowing manufacturers to improve the performance, efficiency, and responsiveness of the transmission system even after the vehicle has been purchased.

Overall, electronic controls have revolutionized the way gear shifts are optimized in modern vehicles. By utilizing advanced sensors, algorithms, and electronic control units, manufacturers can deliver smoother, more efficient, and responsive gear shifts tailored to various driving conditions and preferences.

automobile gear

What is the impact of gear selection on fuel efficiency in a car?

Gear selection in a car has a significant impact on fuel efficiency. Here’s a detailed explanation:

1. Optimal Engine Speed:

Choosing the right gear allows the engine to operate at its optimal speed or within its “power band.” Each engine has a range of RPM (revolutions per minute) where it delivers the best balance of power and fuel efficiency. By selecting the appropriate gear, the engine can stay within this range, maximizing fuel efficiency.

2. Engine Load:

Gear selection affects the load on the engine. Higher gears, such as fifth or sixth gear, provide a higher gear ratio, reducing the engine’s rotational speed for a given vehicle speed. This reduces the load on the engine and can improve fuel efficiency, especially during highway driving where maintaining a steady speed is common.

3. Avoiding Over-Revving:

Shifting to a higher gear at the right time helps prevent the engine from over-revving. Over-revving occurs when the engine operates at excessively high RPM, which can waste fuel and potentially cause engine damage. By upshifting in a timely manner, the engine can run at a more efficient RPM range, leading to better fuel economy.

4. Acceleration and Deceleration:

The choice of gear during acceleration and deceleration also affects fuel efficiency. During acceleration, shifting up to higher gears smoothly and at appropriate RPM levels promotes fuel efficiency. Similarly, when decelerating, downshifting to lower gears while utilizing engine braking can save fuel by reducing the need for excessive braking and maintaining better control over vehicle speed.

5. Driving Conditions:

The impact of gear selection on fuel efficiency can vary based on driving conditions. For example, in hilly or mountainous terrains, downshifting to lower gears on uphill climbs can provide the necessary power while avoiding excessive fuel consumption. In stop-and-go city traffic, selecting lower gears can aid in smoother acceleration from a standstill, reducing fuel waste.

6. Manual vs. Automatic Transmissions:

The impact of gear selection on fuel efficiency can differ between manual and automatic transmissions. Manual transmissions offer more control over gear selection, allowing drivers to optimize fuel efficiency by choosing the most suitable gear for a given situation. On the other hand, modern automatic transmissions are designed to optimize fuel efficiency by automatically selecting the appropriate gear based on driving conditions and engine load.

In summary, gear selection plays a crucial role in determining fuel efficiency in a car. Optimal gear selection helps keep the engine operating at its most efficient RPM range, reduces engine load, prevents over-revving, and promotes smoother acceleration and deceleration. By understanding the relationship between gear selection and fuel efficiency, drivers can adopt driving habits that maximize fuel economy and reduce fuel consumption.

automobile gear

What is an automobile gear and how does it function in a vehicle?

An automobile gear is a mechanical component used in vehicles to transmit power from the engine to the wheels, allowing the vehicle to move forward or backward at different speeds. Here’s a detailed explanation of its function:

In a vehicle, the engine produces rotational power or torque. This power needs to be transmitted to the wheels in a controlled manner to enable the vehicle to move. The automobile gear system performs this task.

The primary function of the automobile gear is to change the gear ratio between the engine and the wheels, thereby adjusting the speed and torque output. It allows the engine to operate efficiently across a wide range of vehicle speeds and load conditions.

The most common type of automobile gear system is the manual transmission, consisting of multiple gears arranged in a specific sequence. The driver selects the appropriate gear based on the desired speed and road conditions.

When the driver shifts gears, the gearshift mechanism engages a specific gear combination. Each gear has a different gear ratio, which determines the speed and torque output. The lower gears provide higher torque output but lower vehicle speed, while the higher gears allow for higher speed but lower torque.

When starting the vehicle from a standstill, the driver typically engages the first gear, which provides the highest torque output. As the vehicle gains speed, the driver shifts to higher gears to increase the speed while maintaining optimal engine performance.

Inside the transmission, the gears are mounted on shafts and connected to the engine and the wheels through a series of gears, shafts, and clutches. When a gear is engaged, power is transmitted from the engine through the input shaft, and the corresponding output shaft connected to the wheels rotates at a speed determined by the gear ratio.

The gear ratio is the ratio of the number of teeth on the driving gear (connected to the engine) to the number of teeth on the driven gear (connected to the wheels). By changing the gear ratio, the speed of the wheels relative to the engine speed can be adjusted.

In addition to manual transmissions, there are also automatic transmissions and continuously variable transmissions (CVTs) used in vehicles. These transmission types use different mechanisms, such as planetary gearsets or pulley systems, to achieve gear ratio changes automatically without direct driver intervention.

Overall, the automobile gear system plays a crucial role in transferring power from the engine to the wheels, allowing the vehicle to move at different speeds. It enables the driver to control the vehicle’s acceleration, speed, and overall performance by selecting the appropriate gear ratio based on the driving conditions.

China Hot selling Tractor Automobile Parts Truck Parts Forged Engine Parts Bevel Gear gear boxChina Hot selling Tractor Automobile Parts Truck Parts Forged Engine Parts Bevel Gear gear box
editor by CX 2023-09-22