• 21.15 Service brake/vacuum system357
• 21.16 Parking brake27
• 21.17 Trailer brake16
• 21.20 Engine brake33
• 21.21 Retarder62
• 21.22 Eddy current brake2
• 21.23 Regenerative braking system2
• 21.30 Frequent-stop brake12
• 21.35 Compressed-air system103