Vehicle assembly, transmission unit, and vehicle

A transmission unit comprising:

• a shaft configured to transmit power from a power source to at least one ground engaging wheel of a vehicle;
• a vehicle member connected to the shaft and configured to rotate around a rotation axis, at least occasionally, during operation of the vehicle;
• and
• a speed measuring arrangement for measuring a rotational speed of the vehicle member, wherein the speed measuring arrangement comprises:
• a set of elements arranged at a portion of the vehicle member, wherein the set of elements is configured to rotate in a first plane upon rotation of the vehicle member around the rotation axis;
• and
• a speed sensor unit comprising:
• an end section facing the portion of the vehicle member from a first side of the first plane;
• and
• a Hall sensor arranged at the end section of the speed sensor unit.

A vehicle comprising a vehicle assembly comprising:

• a vehicle member connected to the shaft and configured to rotate around a rotation axis, at least occasionally, during operation of the vehicle;
• and
• a speed measuring arrangement for measuring a rotational speed of the vehicle member, wherein the speed measuring arrangement comprises:
• a set of elements arranged at a portion of the vehicle member, wherein the set of elements is configured to rotate in a first plane upon rotation of the vehicle member around the rotation axis;
• and
• a speed sensor unit comprising:
• an end section facing the portion of the vehicle member from a first side of the first plane;
• and
• a Hall sensor arranged at the end section of the speed sensor unit.