Front brake drum for all models of the Li family which are equipped with drum brakes as standard (except TV 175 Series 1).
Front brake hub drum -UNI Auto- Lambretta LI (series 3), LIS, SX 150, TV (series 2), DL, GP - silver painted
The Complete Spanner's Manual: Lambretta Scooters by Martin 'Sticky' Round Third Edition 8100072
The Complete Spanner's Lambretta Kit Book 8100027T
Eibar Lambrettas 1954-1989 by Jaime de Prat Salomone
Lambretta and Vespa Street Racers BOOKAZINE by Stuart Owen