| 摘要 |
A multi-speed compound vehicular transmission having an auxiliary section with three countershafts, including: a main section; and an auxiliary section, wherein the main section includes an input shaft, an output shaft, a synchronizer and two countershafts symmetrically arranged on both sides of the output shaft; the auxiliary section includes an auxiliary section main shaft and a synchronizer; wherein a reduction gear is arranged on the main shaft, three countershafts are distributed with equal distance around the main shaft, and an output end of the main shaft of auxiliary section is connected to a flange.
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