A housing for a gear unit includes a housing top part mounted on a housing bottom part, a first bearing mounting for a first bearing of a shaft being formed by a first bearing carrier of the housing top part and a first bearing carrier of the housing bottom part, a second bearing mounting for a second bearing of a shaft being formed by a second bearing carrier of the housing top part and a second bearing carrier of the housing bottom part, a first end area of a first bearing carrier of the housing bottom part and a first end area of a second bearing carrier of the housing bottom part being joined by two end plates set apart from each other.