• 21.15 Service brake/vacuum system441
• 21.16 Parking brake38
• 21.17 Trailer brake25
• 21.20 Engine brake72
• 21.21 Retarder202
• 21.22 Eddy current brake2
• 21.23 Regenerative braking system2
• 21.30 Frequent-stop brake14
• 21.35 Compressed-air system168