A total of 837 coupes were produced in 1998MY (731 units for U.S. market, 32 units for Canadian market and 74 units for other markets). This number includes 6 pre-production units which will not be sold.
Along with 1999 Viper RT/10 the '99 Viper GTS gained new 18" five-spoke aluminum polished wheels with Viper logo center caps (up from 17’’) and Michelin Pilot Sport tires, power mirrors, redesigned shifter knob and door handles. Besides the standard black leather interior an optional Connolly leather in Cognac was available.
Key facts for 1999MY:
WheelsAge.org '2005–actual