Model 934.241/251, 938.14 with engine 457.9, 460.9, 541.9, 542.9 with code BA1 (Voith retarder, performance optimised) Model 936.315 with engine 541.976 with code BA1 (Voith retarder, performance optimised) except code BA9 (Voith secondary retarder R 115) Model 958.0/1 with code BA1 (Voith retarder, performance optimised) Model 958.2 with engine 906, 926 with code BA1 (Voith retarder, performance optimised) Model 958.4 with engine 457.9 with code BA1 (Voith retarder, performance optimised)ba4330b100001e