
Sinotruk Howo Idler Wheel
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Sinotruk Howo Deputy Shaft
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2023-10-12Sinotruk Howo Main Shaft
- The Sinotruk Howo Main Shaft is a crucial component in the transmission system of the Sinotruk Howo truck. It consists of various parts that work together to ensure smooth and efficient power transmission.
- At the rear end of the howo main shaft, there is a rear oil guiding connector, responsible for guiding the flow of oil and ensuring proper lubrication within the transmission system.
- The howo main shaft also includes an adjusting gasket set, which allows for precise adjustment and alignment of the gears. This feature ensures optimal gear engagement and minimizes the risk of excessive wear or damage.
- To secure the rear bearing of the howo main shaft in place, there is a rear bearing retaining ring. This ring provides stability and prevents any unnecessary movement or displacement of the bearing.
- The rear bearing inner ring adjusting gasket set helps to fine-tune the position of the rear bearing, ensuring optimal load distribution and smooth rotation of the howo main shaft.
Product Parameters of Sinotruk Howo Main Shaft

- To maintain a tight seal and prevent oil leakage, the howo main shaft incorporates two rear bearing sealing rings, labeled “I” and “II”. These sealing rings effectively prevent any lubricant from escaping while keeping out contaminants.
- The rear bearing sealing sleeve adds an extra layer of protection and assists in maintaining the integrity of the rear bearing, safeguarding against damage and ensuring long-lasting performance.
- The rear cone bearing is a critical component that supports the axial load and provides stability to the howo main shaft. It is precision-engineered to withstand heavy loads and ensure smooth power transmission.
- The reverse gear thrust pad plays an essential role in smooth shifting and effectively transfers the power from the reverse gear to the howo main shaft, enhancing overall performance.
- The howo main shaft also includes a reverse gear, which enables the truck to move in the opposite direction. This gear is specially designed for the main shaft, ensuring proper engagement and reliable operation.
- To secure various gears in place, the howo main shaft features a gear wheel locking ring, providing stability and preventing any unintended movement or disengagement.
- The reverse gear cone ring enhances the engagement and disengagement of the reverse gear, ensuring smooth shifting and improved overall performance.
- The kingpin bearing supports the kingpin on the howo main shaft, providing stability and reducing friction during operation.
- The third reverse gear kingpin bearing seat ring helps to secure the reverse gear in place and maintain proper alignment, preventing any unnecessary movement.
- The first and second gear seat retaining ring ensures the proper positioning and stability of the first and second gears on the howo main shaft.
- The first reverse gear sleeve is designed to fit precisely on the howo main shaft, allowing smooth shifting and efficient power transmission in the reverse direction.
- The first reverse gear seat provides a stable platform for the reverse gear, ensuring reliable engagement and disengagement during operation.
- The synchronizer spring assists in achieving seamless gear shifting by exerting pressure and facilitating the synchronization of gear speeds.
- The synchronizer locking block ensures the smooth engagement and disengagement of gears, providing a seamless transition between different gears.
- The first and second gear synchronizer ring enables smooth gear shifting by matching the rotational speeds between the howo main shaft and the gears.
- The first and second gear cone plate functions as a connecting joint between the howo main shaft and the gears, allowing for efficient power transfer and smooth shifting.
- The first gear wheel for the howo main shaft facilitates power transmission from the engine to the transmission system, ensuring smooth acceleration and efficient performance.
- Overall, the Sinotruk Howo howo Main Shaft incorporates a wide range of components that work together to ensure optimal power transmission and smooth gear shifting. With features such as the rear oil guiding connector, adjusting gasket set, rear bearing retaining ring, rear bearing inner ring adjusting gasket set, rear bearing sealing rings, rear bearing sealing sleeve, rear cone bearing, reverse gear thrust pad, reverse gear, gear wheel locking ring, reverse gear cone ring, kingpin bearing, third reverse gear kingpin bearing seat ring, first & second gear seat retaining ring, first reverse gear sleeve, first reverse gear seat, synchronizer spring, synchronizer locking block, first & second gear synchronizer ring, first & second gear cone plate, first gear wheel, and kingpin bearing, the Sinotruk Howo Main Shaft ensures reliable and efficient performance for the truck’s transmission system.
| MAIN SHAFT, HW19710T | ||||||||||||||||||||||
| Serial | Name | Number | Note | |||||||||||||||||||
| 1 | rear oil guiding connector for main shaft | wg2229040315 | ||||||||||||||||||||
| 2 | adjusting gasket set | az2208040004 | ||||||||||||||||||||
| 3 | rear bearing retaining ring for main shaft | wg2229040313 | ||||||||||||||||||||
| 4 | rear bearing inner ring adjusting gasket set | az2208040003 | ||||||||||||||||||||
| 5 | rear bearing sealing ring – I | wg2229040316 | ||||||||||||||||||||
| 6 | rear bearing sealing ring – II | wg2229040317 | ||||||||||||||||||||
| 7 | rear bearing sealing sleeve | wg2229040312 | ||||||||||||||||||||
| 8 | rear cone bearing | wg9003323221 | ||||||||||||||||||||
| 9 | reverse gear thrust pad | wg2229040309 | ||||||||||||||||||||
| 10 | reverse gear for main shaft | az2210040406 | ||||||||||||||||||||
| 11 | gear wheel locking ring | wg2229020020 | ||||||||||||||||||||
| 12 | reverse gear cone ring | az2210040711 | ||||||||||||||||||||
| 13 | kingpin bearing | wg9003990424 | ||||||||||||||||||||
| 14 | third reverse gear kingpin bearing seat ring | wg2229040306 | ||||||||||||||||||||
| 15 | first & second gear seat retaining ring | wg2229040308 | ||||||||||||||||||||
| 16 | first reverse gear sleeve | az2210040734 | ||||||||||||||||||||
| 17 | first reverse gear seat | az2210040710 | ||||||||||||||||||||
| 18 | synchronizer spring | wg2229100211 | ||||||||||||||||||||
| 19 | synchronizer locking block | wg2229040301 | ||||||||||||||||||||
| 20 | synchronizer locking block | wg2229040327 | ||||||||||||||||||||
| 21 | first & second gear synchronizer ring | wg2203040451 | ||||||||||||||||||||
| 22 | first & second gear cone plate | az2210040709 | ||||||||||||||||||||
| 23 | first gear wheel for main shaft | az2210040405 | ||||||||||||||||||||
| 24 | kingpin bearing | wg9003990428 | ||||||||||||||||||||
| 25 | main shaft | az2210040401 | ||||||||||||||||||||
| 26 | kingpin bearing | wg9003990428 | ||||||||||||||||||||
| 27 | second gear wheel for main shaft | az2210040404 | ||||||||||||||||||||
| 28 | first & second gear cone plate | az2210040709 | ||||||||||||||||||||
| 29 | first & second synchronizer | wg2203040451 | ||||||||||||||||||||
| 30 | second & third gear sliding gear sleeve | az2210040737 | ||||||||||||||||||||
| 31 | second & third gear seat | az2203040452 | ||||||||||||||||||||
| 32 | synchronizer spring | wg2229100211 | ||||||||||||||||||||
| 33 | synchronizer locking block | wg2229040301 | ||||||||||||||||||||
| 34 | synchronizer locking block seat | wg2229040327 | ||||||||||||||||||||
| 35 | third reverse gear kingpin bearing seat ring | wg2229040306 | ||||||||||||||||||||
| 36 | kingpin bearing | wg9003990424 | ||||||||||||||||||||
| 37 | first & second gear synchronizer | wg2203040451 | ||||||||||||||||||||
| 38 | first & second gear cone plate | az2210040709 | ||||||||||||||||||||
| 39 | third gear wheel for main shaft | az2210040403 | ||||||||||||||||||||
| 40 | forth gear kingping bearing seat ring | wg2229040304 | ||||||||||||||||||||
| 41 | kingpin bearing | wg9003999725 | ||||||||||||||||||||
| 42 | third gear thrust pad | wg2229040305 | ||||||||||||||||||||
| 43 | forth gear wheel for main shaft | az2210040402 | ||||||||||||||||||||
| 44 | gear wheel locking ring for input shaft | wg2229020020 | ||||||||||||||||||||
| 45 | third & forth gear cone ring | az2210020502 | ||||||||||||||||||||
| 46 | third & forth gear synchronizer ring | wg2210040702 | ||||||||||||||||||||
| 47 | forth & fifth sliding gear sleeve | az2210040736 | ||||||||||||||||||||
| 48 | forth & fifth gear seat | az2210040701 | ||||||||||||||||||||
| 49 | synchronizer locking block spring | wg2229040307 | ||||||||||||||||||||
| 50 | synchronizer locking block | wg2229040301 | ||||||||||||||||||||
| 51 | synchronizer locking block seat | wg2229040326 | ||||||||||||||||||||
| 52 | third & forth gear synchronizer ring | wg2210040702 | ||||||||||||||||||||
| 53 | third & forth gear cone ring | az2210020502 | ||||||||||||||||||||
| 54 | gear wheel locking ring for input shaft | wg2229020020 | ||||||||||||||||||||
| 55 | locking nut gasket and plate | wg2229040310 | ||||||||||||||||||||
| 56 | locking nut | wg2229040311 | ||||||||||||||||||||
| 57 | front bearing | wg9003324395 | ||||||||||||||||||||
| 58 | front oil guiding connector | wg2229040314 | ||||||||||||||||||||
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