[Original Truck House] Automatic gear explosion new action! In recent days, Foton Motor and Foton Motor Co., Ltd. jointly launched a full range of commercial vehicle automatic transmission, including light commercial vehicle automatic transmission gearbox, which can provide full-scene automatic transmission solutions.
Automatic transmission has become more and more common. According to statistics, it took six years for the European heavy commercial vehicle AMT to increase from 2% to 10%, eight years for North America, and only two years for China. For light truck users who stop and go in the city and need to change gears frequently and step on the clutch, they certainly need the help of automatic transmission. Judging from the situation, this automatic transmission wave is about to sweep the light truck market, so what light truck automatic transmission gearbox products are currently on the market? In this issue, the author will take stock of it for everyone, hoping to help you when purchasing.
Representative model: WLY6AG45
In 2018, Wan Liyang completed the development of domestic AMT for light trucks, and then the products equipped with this AMT gearbox were officially launched. At that time, the market acceptance of AMT products on light trucks was not as high as it is today, and the promotion work was also difficult.
With the switching of national six emission standards and the transformation of light trucks to standardization, standardization, high-end and intelligence. AMT gearbox has also attracted more and more people’s attention. As an independent automobile core component enterprise that has been deeply involved in the field of transmission for many years, Wan Liyang has continuously iterated and optimized its products by virtue of its rich experience in research and development of AMT, and then carried out a comprehensive upgrade while inheriting the advantages of the original products, and launched WLY6AG45 transmission.
WLY6AG45 transmission has been optimized and upgraded in software and control strategy, adding the functions of overtaking and downshifting and cooperating with the control modules of the whole vehicle, which makes the shift time shorter, the response speed faster, and brings more comfortable driving experience to customers.
This product has many functions, such as hand/self integration, vehicle creep, ramp-assisted starting, responding to constant-speed cruise, responding to exhaust braking, fault diagnosis and switching between driving modes, etc., and its technical indicators are in the international leading position. In addition to matching light trucks, it can also match buses, urban sanitation vehicles, drilling machines, excavators and other construction machinery, and is also very suitable for new energy vehicles such as hybrid power, with a wide range of application scenarios.
Representative model: Jiefang
Representative model: F6JZ45AM/F6JZ45BM
Fast Easy is the latest generation of AMT transmission for light and medium trucks independently developed by Fast Group. At present, it can provide 6-speed and 8-speed products, with a torque coverage of 400-1800 N m, the longest oil change cycle of 300,000 km, and a transmission efficiency of 99.7%. It can be applied to light trucks, light passengers, special vehicles and other vehicles.
After four years of independent research and development, Fast Easy aims to build a high-end medium and light commercial vehicle AMT which is suitable for China market and has world-leading technology. Its technical characteristics are the adoption of all-bevel and grinding technology, the lightweight design of all-aluminum alloy, the software and hardware of the control system independently developed by Fast, and a mature shift strategy.
The picture shows the Fast AMT gearbox on Yutu II.
Easy AMT also adopts direct shift design, and the shift control unit cooperates with the pneumatic clutch actuator to complete the shift process. There is no gear selection mechanism, so it has compact structure, faster shift and higher reliability. This shift design also brings light weight and high transmission efficiency to Fast Easy AMT.
Representative models: K5000, OLING Yutu II.
Representative model: HW51508ACL
In the heavy truck market, China National Heavy Duty Truck AMT has a very strong momentum, rising from 3.0% in 2019 to 32.1% in the first quarter of 2023. As the first manufacturer to test the water and cultivate deeply, China Heavy Duty Truck has been widely recognized by card friends in AMT market.
In the light truck market, China Heavy Duty Truck is the first manufacturer in China to launch an 8-speed AMT automatic transmission for light trucks. And this automatic gear product can be described as full of highlights. China National Heavy Duty Truck Seventh Generation S-AMT Automatic Transmission is an eight-speed worry-free gear shifting product, which has been iterated for 7 times and updated with 40+ version.
China National Heavy Duty Truck Light Truck Automatic Transmission adopts various technical means and technological processes to ensure the reliability and quality of products. For example, the main box double intermediate shaft and auxiliary box planetary mechanism are adopted in the design; High-strength alloy steel, aluminum alloy, etc. are used as materials; Intelligent, automatic and precise equipment and technology are adopted in manufacturing; In the detection, the whole process quality control and all-round performance test are adopted.
In addition, in terms of intelligence, the automatic transmission of China Heavy Duty Truck Light Truck is equipped with the intelligent man-vehicle interconnection system of Heavy Duty Truck, providing all-round seamless and worry-free services such as intelligent maintenance reminder, intelligent fault detection and OTA help.
Worry-free gear shift lever is designed as "drumstick gear" style, which has better hand feeling, and its operation mode is basically the same as that of traditional manual gearbox, so it can be used quickly. Below the gear handle, an economy/power mode switch, a function key and a crawling function key are arranged. In gear identification, shifting to gear A is in automatic mode, and the system will automatically shift gears according to the current vehicle load, while the other gears are in manual mode, that is, M mode, in which the driver can switch gears independently according to driving experience.
Representative models: China National Heavy Duty Truck HOWO and China National Heavy Duty Truck HOWO.
Representative model: SC50MD
SAIC Light Truck (original) equipped with SAIC tooth SC50MS6D is one of the earliest national six AMT light trucks. As early as the China Commercial Auto Show in 2019, SAIC Light Truck released a brand-new C500 product, which not only met the national six B emission standards, but also was the first batch of products equipped with SAIC AMT.
The Ma Ruili technology is applied to this automatic gearbox with SAIC teeth SC50S6D6. The first gear speed ratio is 6.076, and the highest gear speed ratio is 0.791. The aluminum shell gearbox is adopted.
This gearbox adopts knob mechanism, and also adopts E (economy) /P (power) mode and A (automatic) /M (manual) mode, which can intelligently identify driving intention and working conditions to choose the appropriate gear. Moreover, it has the auxiliary function of ramp start, which can prevent the slope from slipping. In addition, the clutch material is selected from the AMT special material with high load and excellent wear resistance of Schaeffler, which can better improve the shift smoothness, comfort and economy.
Representative model: SAIC Light Truck Chaoyun H500
Representative model: ZF5S408
As the big coffee mentioned at the beginning, ZF also laid out the automatic transmission of light commercial vehicles early, and the new generation of automatic transmission series products listed recently, namely Omar S1 automatic transmission 2.0, pro and Yutu III, are equipped with ZF’s automatic transmission.
Taking ZF5S408-AMT as an example, it adopts the overdrive design, the highest speed ratio is 0.782, and the gearbox shell is made of aluminum alloy, which can effectively control its own weight. ZF automatic gearbox follows the basic characteristics of unchangeable body, and 96% of the parts of the product are common with MT products, so as to realize universality to the maximum extent, and it can be guaranteed in terms of reliability, high efficiency and high bearing capacity.
The product has undergone 15 bench tests, including 1.6 million ultra-high-speed assembly bench shift durability tests and 3 million high-low temperature shift durability tests. At the same time, it has completed the reliability test of the whole vehicle and bicycle with a maximum of 160,000 kilometers. The experimental results show that the B10 life of the gearbox can reach 500,000 kilometers.
Representative models: the new generation Omar S1 automatic transmission 2.0, Omar Xpro, Yutu III.
Representative model: Allison automatic gearbox
Next, it will be introduced that this is a world-renowned design and manufacturer of traditional and electric vehicle drive schemes, and also an important manufacturer of automatic gearboxes for medium and heavy commercial vehicles in the world. At the end of last year, Allison gearbox had reached a cooperation with Qingling Motors to jointly develop the domestic light truck RV market.
At present, more than 10 RV brands in China have adopted 700P light truck chassis equipped with Allison gearbox. Ellison 1000 series gearbox has an electronic control system, which supports the interlocking function with chassis, upper gear and other systems. For example, it can inhibit gear entry when the door of the room is not closed properly and prevent misoperation. This product is characterized by durability, long service life, low failure rate and relatively simple maintenance.
Representative models: Qingling RV and modern commercial vehicle H5.
Although at this stage, light truck products equipped with automatic transmission can not be called mainstream, the market prospect of automatic transmission light truck in the future is bright. First of all, the light truck market has an average annual sales volume of more than 1 million vehicles every year, which is an important subdivision of commercial vehicles; Secondly, light truck users mostly transport in urban areas or urban-rural fringe, which requires frequent gear shifting, and the demand for automatic transmission is more rigid; Finally, there is no need to start from scratch in the automatic transmission market of light trucks, because the success of AMT has been recognized in the heavy truck market.
Then the final question is coming. Which of the above automatic transmission products of light trucks do card friends think is the most suitable for you? Welcome to leave a message below to participate in the discussion! (Text/Kong Xiangyu)
