Uploaded December 2025 | Updated September 2026, 4 days ago
Many later model cars and trucks are equipped with crash activated pre-tensioners in the shoulder harness retractors and lap belts. In this video we take apart such a two-stage system in a Honda Accord to better understand the mechanics inside.
Many later model cars and trucks are equipped with crash activated pre-tensioners in the shoulder harness retractors and lap belts. In this video we take apart such a two-stage system in a Honda Accord to better understand the mechanics inside.










