Allison-at B400 Transmission for Bus
Allison B400 automatic transmission, a distinguished model within the Allison family, offers unparalleled drive solutions for commercial vehicles with its superior performance and reliability. The B400 transmission features an input power of 300 HP and torque of 1254 N.m, adept at managing the demands of tough working conditions. Weighing 20412 kg, this transmission is noted for its high-speed output shaft capable of reaching up to 3600 RPM, providing robust support for high-speed commercial vehicle operations. The BUS SERIES of Allison transmissions is tailored for intensive work, integrating world-leading powertrain system products to develop the DuraMac brand.
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Advantages of Allison B400
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Achieves a perfect combination of fuel economy and operational efficiency, providing optimal fuel utilization while enabling vehicles to travel longer distances and at higher speeds. This helps reduce operational costs and enhance the economic benefits of the vehicle.
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Employs a sixth-generation electronic control system, offering a suite of enhanced intelligent controls that further improve fuel economy and meet the application needs of the vehicle. This allows the transmission to respond more precisely to driving conditions, enhancing performance.
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Known for its outstanding performance and reliability worldwide, Allison transmissions are widely used in high-intensity environments. The design and manufacturing philosophy of Allison transmissions emphasize long-lasting durability, ensuring its global reputation.
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Equipped with an advanced cooling system, including a high-performance transmission cooler, which helps maintain the transmission’s cooling under heavy load or aggressive driving conditions, preventing overheating and potential damage, thereby enhancing the overall reliability of the transmission.
Technical Specifications
Basic Introduction of Allison B400 Transmission
| Transmission Model: | B400 |
| Gross Input Torque: | 1254 N.m |
| Net Turbine Torque: | 1857 N.m |
| Gross Input Power: | 300 HP |
| GVW: | 20412 kg |
| Engine Full Load Governed RPM Min: | 1900 RPM |
| Engine Full Load Governed RPM Max: | 2800 RPM |
| Engine Idle RPM in Drive Min: | 500 RPM |
| Engine Idle RPM in Drive Max: | 800 RPM |
| Output Shaft RPM Max: | 3600 RPM |
| Lead Time: | 15 – 30 Working Days |
| Payment Terms: | T/T ,L/C |
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Transmission Model |
Gross Input Torque |
Net Turbine Torque |
Gross Input Power |
GVW |
Engine Full Load Governed RPM max |
| B295 | 841 N.m | 1857 N.m | 230 HP | 14968 kg | 2800 RPM |
| B300 | 997 N.m | 1857 N.m | 280 HP | 17236 kg | 2800 RPM |
| B400 | 1254 N.m | 1857 N.m | 300 HP | 20412 kg | 2800 RPM |
| B3400 xFE™ | 1254 N.m | 1857 N.m | 300 HP | 20412 kg | 2800 RPM |
| ——END—— | |||||
General Infomation of Allison-at B400 Transmission |
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| Gross Input Torque | 1254 N.m | Net Turbine Torque | 1857 N.m |
| Gross Input Power | 300 HP | GVW | 20412 kg |
| GCW | 20412 kg | N/v Ratio | N/A |
| Engine Full Load Governed RPM Min | 1900 RPM | Engine Full Load Governed RPM Max | 2800 RPM |
| Engine Idle RPM in Drive Min | 500 RPM * | Engine Idle RPM in Drive Max | 800 RPM |
| Output Shaft RPM Max | 3600 RPM | ||
| * 600 RPM if dual PTOs are used simultaneously | |||
| ——END—— | |||
Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.
Transmission Sale Manual
Installation Drawing
Installation Manual
Operation Manual
Parts Catalogue
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