Most Britax car seats come with no rethread harness and quick adjust harness system that lets you to adjust harness shoulder height without having to uninstall the seat or dismantle the harness straps. The user guide that comes along with the car seat will provide you with instructions on how to adjust the harness straps to fit your child’s height. It is essential that you check the harness straps regularly as your child keeps growing to ensure proper fit. You will have to keep adjusting the height to ensure protection for your child during a crash. Have a look at pinnacle vs frontier comparison to know how their harness positions are effective.
When your child is seated in rear facing mode, the harness straps have to sit slightly below the child’s shoulder level. When your child is seating in forward facing mode, the harness straps have to be located slightly above the child’s shoulder level. The difference in positioning the harness straps for rear facing and forward facing relates to the different crash forces that would affect a child’s body.
The most common type of collision is the frontal collision which will eventually push the rear facing child’s body to the seat shell back. Therefore, the harness straps have to be located at or below the child’s shoulders in order to hold the child firmly down in the car seat. In case, harness straps are above the child’s shoulders this will push the child’s body above the seat back and their head might be exposed above the car seat shell making them vulnerable to attract injury.
If the child is forward facing when a frontal collision occurs, the crash forces will potentially throw the child’s body forward. Therefore, it is recommended that the harness straps are positioned above the child’s shoulder to limit the forces on child’s body and the distance the he might travel when pushed forward.…