Mercedes-Benz AMG GT Operator's Manual page 74

Weight group 0 (up to 10 kg and up to approx. 6
months)
Size class – Left/right rear seat
Equipment
E – ISO/R1 IL
IL Suitable for ISOFIX child restraint systems according to the table
in "Overview of the recommended child restraint systems", or if the
vehicle and the seat are listed on the child restraint system manu-
facturer's vehicle model list.
Weight group 0+ (up to 13 kg and up to approx.
15 months)
Size class – Left/right rear seat
Equipment
E – ISO/R1 IL
D – ISO/R2 IL
Size class – Left/right rear seat
Equipment
C – ISO/R3 IL (1)
IL Suitable for ISOFIX child restraint systems according to the table
in "Overview of the recommended child restraint systems", or if the
vehicle and the seat are listed on the child restraint system manu-
facturer's vehicle model list.
(1) When using a child restraint system of size class (ISO/R3),
move the front seat into the highest position. Make sure that the
seat backrest of the front seat does not rest against the child
restraint system.
Weight group 1 (9–18 kg and approx. 9 months to
4 years)
Size class – Left/right rear seat
Equipment
D – ISO/R2 IL
C – ISO/R3 IL (1)
B – ISO/F2 IUF
Occupant safety
Size class – Left/right rear seat
Equipment
B1 – ISO/F2X IUF
A – ISO/F3 IUF
IL Suitable for ISOFIX child restraint systems according to the table
in "Overview of the recommended child restraint systems", or if the
vehicle and the seat are listed on the child restraint system manu-
facturer's vehicle model list.
IUF Suitable for forward-facing ISOFIX child restraint systems of the
"Universal" category in this weight group.
(1) When using a child restraint system of size class (ISO/R3),
move the front seat into the highest position. Make sure that the
seat backrest of the front seat does not rest against the child
restraint system.
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