Chassis Number Location

Traditional Vespa. PX 125 / 150 / 200. T5 Classic. Etc.
Lift the seat. Remove engine cover (off side) by turning the off side lever near the seat hinge, outwards. Chassis number is stamped into the chassis near the rear.

Vespa ET4, ET2, GT 125 / 200, GTS 250, Vespa LX / LXV.
Lift seat. Lift out helmet storage compartment. Chassis number is stamped into the frame across the scooter just in front of the battery.

Hexagon 125, 180 & 250.
Remove seat by unscrewing the knob in the boot. Chassis number is stamped into the frame toward the rear.

Fly 50 / 125, NRG, Skipper, Sfera, Typhoon, Zip 50 / 100. Gilera Runner (all versions), SKP (Stalker).
Chassis number is stamped into a plate on the off side below the foot boards. You do not need to remove anything, just look under the scooter.

Ice 50
Remove the black central cover over the oil tank filler. The Chassis number is stamped into the main chassis tube on the off side just below the oil filler cap.

Liberty, Free
Chassis number is stamped onto a plate attached to the frame on the off side above the cooling fan cover.

Velofax
Chassis number is stamped into the underside of the rear carrier (part of the frame).

X9 125, 180, 250 & 500. B 125, 200 & 500. Nexus 250 / 500, X8 125 / 250,
MP3 125 / 250.
Lift seat. Pull up the internal carpet at the rear. Remove the small panel in the floor toward the rear. Chassis number is directly below.

DNA, H@K, GSM, RCR, Coguar and older Gilera motorcycles, Nordwest, GFR etc.
The chassis number is stamped into the right hand side (off side) of the head stock.

Diesis 50, 100
The chassis number is stamped into the right hand side frame tube, underside near the rear of the scooter and beside the frame cross tube. A duplicate of the chassis number will not be found in any other location.