Yes! At least within the same year groups. The Epsilon was made in two generations, 2001-2002 and 2003-2006.What about the parts? are they exchangeable?
Translated from here - http://www.ibike.com.hk/01_bike_report/local/kawa/04_epsilon250/01.htmIn 2001, Kawasaki Heavy Industries Ltd and Suzuki Motor Corporation announced a strategic alliance agreement to exchange technical resources shared on the range of motorcycles and ATV's, but the brand to establish and promote the work of city traffic will remain independent operation, intended to improve the competitiveness power and profit. Although the two sides this year, announced the termination of cooperation related to ATV will be in late 2006, but the motorcycles will continue to maintain cooperation