The TX4's earlier models had two headrests fitted to the central partition for the rear-facing tip-up seats, but on later models, these were removed, resulting in current models having an internal headrest because of EU safety regulations.
The TX4's earlier models had two headrests fitted to the central partition for the rear-facing tip-up seats, but on later models, these were removed, resulting in current models having an internal headrest because of EU safety regulations.