The small frame engine bearing kit does not include this type of bearing and it is replaced by the more modern PKS flywheel bearing
SR 50 R Carb model 2005>
Vespa T5 Mk1 Rear Top Box Flat Carrier - Polished Stainless Steel
Battery Charging type Lighting Regulator Box
Hook Latch Type lock
Manual - Haynes Piaggio / Vespa Automatic Scooters 1991 to 2006 Carburettor / Air / Fuel The small frame engine bearingHAYNES MANUAL NUMBER 3492 PIAGGIO and VESPA 1991 to 2006 BEVERLY B125cc ET2 50cc ET4 50cc, ET4 125cc FLY 50cc, 125cc GT125cc, GT200cc HEXAGON 125cc, SUPER Hexagon 125cc LIBERTY 50cc, 125cc LX2 50cc, LX4 50cc, LX4 125cc NRG 50cc, MC2, MC3, NRG POWER SFERA 50cc, 80cc, 125cc SKIPPER 125cc, 125cc ST TYPHOON 50cc, 80cc, 125cc X8 125cc X9 125cc ZIP 50cc, 125cc