HIGHWAY SAFETY RESEARCH & COMMUNICATIONS

Rear crash protection technical details for Lexus

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)
Lexus CT 200h 2011 - 2013 Power leather seat Good 20 10 Pass 11.4 68 Low 16 570 Good Good
Lexus ES 2013 Power leather seats Good 11 14 Pass 14.1 56 Low 0 415 Good Good
Lexus ES 2007 - 2012 Power leather seats Good 45 22 Fail 17.0 85 Moderate 160 707 Marginal Marginal
Lexus ES 2004 - 2006 All seats Acceptable 75 68 Fail 10.9 102 High 179 1041 Poor Poor
Lexus GS 2013 Power leather seats with 4-way head restraint Good 12 25 Pass 12.8 67 Low 0 550 Good Good
Lexus GS 2010 - 2011 Power leather seats (AHR) Good 58 53 Pass 15.6 68 Moderate 109 680 Acceptable Acceptable
Lexus GS 2006 - 2009 Power leather seats Acceptable 68 62 Fail 13.9 87 Moderate 116 1044 Marginal Marginal
Lexus GS 2003 - 2005 All seats Good 52 52 Pass 9.5 96 High 237 1009 Marginal Marginal
Lexus GX 2010 - 2011 Power leather seats (AHR) Good 33 29 Pass 12.7 66 Low 0 506 Good Good
Lexus GX 470 2003 - 2009 All seats Acceptable 38 78 Fail 12.6 97 High 156 1434 Poor Poor
Lexus HS 250h 2010 - 2012 Power leather seats (AHR) mfg. after May 2010 Good 37 44 Fail 15.4 75 Moderate 151 618 Marginal Marginal
Lexus HS 250h 2010 Power Leather Seats (AHR) mfg. before June 2010 Good 37 44 Fail 13.9 75 High 246 792 Poor Poor
Lexus IS 2006 - 2013 Power leather seats Good 70 52 Fail 13.8 86 Low 68 692 Acceptable Acceptable
Lexus IS 2001 - 2005 All seats Good 45 50 Fail 12.0 78 Moderate 79 934 Marginal Marginal
Lexus LS 2010 - 2013 Power leather seats (AHR) Good 31 20 Pass 11.5 61 Low 0 340 Good Good
Lexus LS 2007 - 2009 Power leather seats Good 33 8 Fail 11.7 84 Moderate 129 730 Marginal Marginal
Lexus LS 2001 - 2006 All seats Good 40 25 Fail 11.1 94 Moderate 96 839 Marginal Marginal
Lexus RX 2010 - 2013 All seats (AHR) Good 28 36 Pass 11.7 69 Low 14 456 Good Good
Lexus RX 2004 - 2009 All seats Acceptable 58 68 Fail 11.7 103 High 114 1509 Poor Poor


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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