MODEL 950.3, 952.3 with BODY 942.899 with CODE (BB8) Brake control (BS) with ASR Retrofit Code (B43) 2-line trailer brake (EC) MODEL 950.5 /6, 952.5 /6, 953.6 with BODY 940.899 with CODE (BB8) Brake control (BS) with ASR Retrofit code (B43) 2-line trailer brake (EC)an4270w0001b