51 76 080 Replacing the seal for the roof frame on the left (right)

Removal: 

Pull off gasket (1) from roof frame.

Fig 1: Pulling Off Gasket From Roof Frame

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Coat gasket (1) with water.

Insert gasket (1) in roof frame.

Check gasket (1) for correct fit.

Fig 2: Inserting Gasket In Roof Frame

Courtesy of BMW OF NORTH AMERICA, INC.