Rear brake mechanism: 1. Brake drum. 2. Retainer. 3. Shoe pressure spring. 4. Secondary brake shoe. 5. Strut spring. 6. Lower return spring. 7. Automatic slack adjuster. 8. Brake shoe return spring. 9. Upper return spring. 10. Primary brake shoe. 11. Rear wheel cylinder. 12. Bleed nipple. 13. Bleed nipple cap. 14. Brake pipe. 15. Wheel speed sensor. 16. Backing plate bushing. 17. Spring washer. 18. Pressure pin. 19. Backing plate bushing. 20. Brake mechanism backing plate(Material taken from an online portal: www.RenaultBook.ru)