The K94IB, K114IB and K124IB were the standard coach and intercity bus chassis with a rigid front axle. Like the K EB type, they were available as two-axle (4×2), tri-axle (6×2) and tri-axle with steered tag axle (6×2*4), and on the Latin American market also as quad-axle (8×2).
The bus type is Z20