Silent rubber set shock absorber rear, top -BGM PRO- Vespa PK 50 (V5X1T), Vespa PK S 125 (VMX5T), Vespa PK S 50 (V5X2T), Vespa PK S 80 (V8X5T), Vespa PK S Automatik 125 (VAM1T), Vespa PK S Automatik 50 (VA51T), Vespa PK S Automatik 80 (VA81T), Vespa PK XL

With 60 (thin) or 80 (thick) ShA significantly tighter than the original rubbers, the copies of BGM Pro reduce the inherent movement to a minimum. The vehicle thus appears significantly firmer.
The dampers respond faster, but at the same time you lose some comfort.