Antenna module (2; 42; 50) for a vehicle, in particular a vehicle roof antenna module, - wherein the antenna module (2; 42; 50) comprises an upper assembly with at least one antenna and a lower assembly, - wherein the upper assembly comprises a first circuit board, - wherein the lower assembly comprises a second circuit board, - wherein at least one of the two assemblies (1, 17) is designed to be fixed to a planar extension of a body part of the vehicle, - wherein a first electrical contact component is arranged on the upper assembly, - wherein a second electrical contact component is arranged on the lower assembly, - wherein the two contact components (11, 22) each comprise at least an antenna contact (11 a, 11b; 22a, 22b), - wherein the lower assembly is fixable on the upper assembly, - wherein the lower assembly comprises a first unit and a second unit, - wherein the first unit is designed to be held immovably on the first assembly on the lower assembly fixed to the upper assembly, - wherein the second assembly comprises the second contact component and a two-part housing and is displaceable with respect to the first unit, - wherein the second assembly is designed to be linearly moved in a sliding direction (x) from a first position into a second position in a plane (Ex) lying approximately parallel with the body part with the lower assembly fixed to the upper assembly, - wherein the contact components (11, 22) are electrically isolated from each other in the first position, and - wherein the contact components (11, 22) are in electrical communication in the second position, - wherein the second unit is designed to be releasably latched to the first unit in the second position, - wherein the upper assembly comprises a body and a guide, - wherein the body and the guide are designed to protrude into the vehicle through a cutout of the body part, - wherein the body and the guide below the body part form a dovetail-like guide and wherein the two-part housing has a two-sided engaging counter-guide for fixing the lower assembly on the upper assembly. - wherein the antenna module (2; 42; 50) comprises an upper assembly with at least one antenna and a lower assembly, - wherein the upper assembly comprises a first circuit board, - wherein the lower assembly comprises a second circuit board, - wherein at least one of the two assemblies (1, 17) is designed to be fixed to a planar extension of a body part of the vehicle, - wherein a first electrical contact component is arranged on the upper assembly, - wherein a second electrical contact component is arranged on the lower assembly, - wherein the two contact components (11, 22) each comprise at least an antenna contact (11 a, 11b; 22a, 22b), - wherein the lower assembly is fixable on the upper assembly, - wherein the lower assembly comprises a first unit and a second unit, - wherein the first unit is designed to be held immovably on the first assembly on the lower assembly fixed to the upper assembly, - wherein the second assembly comprises the second contact component and a two-part housing and is displaceable with respect to the first unit, - wherein the second assembly is designed to be linearly moved in a sliding direction (x) from a first position into a second position in a plane (Ex) lying approximately parallel with the body part with the lower assembly fixed to the upper assembly, - wherein the contact components (11, 22) are electrically isolated from each other in the first position, and - wherein the contact components (11, 22) are in electrical communication in the second position, - wherein the second unit is designed to be releasably latched to the first unit in the second position, - wherein the upper assembly comprises a body and a guide, - wherein the body and the guide are designed to protrude into the vehicle through a cutout of the body part, - wherein the body and the guide below the body part form a dovetail-like guide and wherein the two-part housing has a two-sided engaging counter-guide for fixing the lower assembly on the upper assembly.