A truncated production run and the early introduction of the face-lifted 1991 model resulted in the lowest-selling year to date.  Only 35,048 units were sold in 1990.  This was also the last year for the IROC-Z.  Chevrolet decided not to renew its contract with the International Race of Champions.  The 1990 Camaro received interior changes in the form a new gauge cluster and the introduction of an airbag.