A tyre (1) with sidewalls (2), a crown area (3) provided with a tread (4), a reinforcing structure (5) extending between the sidewalls and passing through the crown area, at least one portion of one of the sidewalls and/or the crown comprising an insert (6) comprising a first elastomer composition serving as a matrix in which a second elastomer composition derived from recycled tyres is distributed in a substantially uniform manner, the modulus of the first composition being at least 10% greater than the modulus of the second composition, and the proportion of the second composition being greater than or equal to 40%.