HIGHWAY SAFETY RESEARCH & COMMUNICATIONS

Rear crash protection technical details for Mercedes

Dynamically tested seat/head restraints | Seat/head restraints not dynamically tested because of inadequate geometry

Good Good Acceptable Acceptable Marginal Marginal Poor Poor   AHR: active head restraint

Force rating: H=High  M=Moderate  L=Low

Dynamically tested seat/head restraints: technical details
Make/
model 		Model years Seat type Geometry Seat design parameters Neck forces Dynamic rating Overall rating
Rating Backset (mm) Distance below top of head (mm) Pass/
fail 		Max T1 acceler-
ation (g) 		Head contact time (ms) Force rating Max neck shear force (N) Max neck tension (N)
Mercedes C class 2008 - 2013 Power leather seats (AHR) Good 40 36 Pass 11.7 52 Low 34 453 Good Good
Mercedes C class 2006 - 2007 Seats with auto-adjust head restraints (AHR) Good 50 5 Pass 14.9 63 Moderate 181 650 Acceptable Acceptable
Mercedes C class 2004 - 2005 Seats with auto-adjust head restraints Good 45 -15 Fail 12.1 74 Moderate 193 836 Marginal Marginal
Mercedes E class 2010 - 2013 Seats with auto-adjust head restraint (AHR) Good 22 -24 Pass 12.7 46 Low 29 427 Good Good
Mercedes E class 2006 - 2009 All seats (AHR) Good 35 10 Pass 12.6 48 Low 121 523 Good Good
Mercedes E class 2004 - 2005 Seats with auto-adjust head restraints Good 30 5 Pass 11.8 63 Moderate 126 813 Acceptable Acceptable
Mercedes E class coupe 2010 - 2013 Power leather seats with automatically adjusting head restraints (AHR) Good 54 15 Pass 15.2 59 Low 80 513 Good Good
Mercedes GLK 2010 - 2013 Power leather seats (AHR) Good 40 36 Pass 11.7 52 Low 34 453 Good Good
Mercedes M class 2012 - 2013 Power leather seat (AHR) Good 21 -1 Pass 9.8 53 Low 0 378 Good Good
Mercedes M class 2008 - 2011 Seats without auto-adjust head restraints (AHR) Good 46 28 Pass 13.7 60 Low 114 466 Good Good
Mercedes M class 2007 Seats without auto-adjust head restraints (AHR) Good 62 38 Pass 12.8 64 Low 116 452 Good Good
Mercedes M class 2006 Seats with auto-adjust head restraints Good 65 -10 Fail 10.9 74 Moderate 168 695 Marginal Marginal
Mercedes M class 2006 Seats without auto-adjust head restraints Good 62 45 Fail 11.4 81 Moderate 192 791 Marginal Marginal
Mercedes R class 2008 - 2012 Seats without auto-adjust head restraints (AHR) Good 46 28 Pass 13.7 60 Low 114 466 Good Good
Mercedes R class 2007 Seats without auto-adjust head restraints (AHR) Good 62 38 Pass 12.8 64 Low 116 452 Good Good


Seat/head restraints not dynamically tested because of inadequate geometry: technical details
Make/model Model years Seat type Geometry Dynamic rating Overall rating
Rating Backset (mm) Distance below top of head (mm)
No seats

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