English GB
Français
The R125Z is the brand new gearbox engine launched in 2025 to compete in the challenging KZ/KZ2 classes.
CIK Homologated, this racing machine benefits from the experience achieved in the International competitions with the Screamer VI, packed in a lighter and tighter newly designed crankcase. The R125Z boasts innovative cylinder concepts, performing solutions applied in the Race Department and sets a new benchmark in its class.
CIK Homologated, this racing machine benefits from the experience achieved in the International competitions with the Screamer VI, packed in a lighter and tighter newly designed crankcase. The R125Z boasts innovative cylinder concepts, performing solutions applied in the Race Department and sets a new benchmark in its class.
Technical information
model: R125Z
description: Single cylinder – 2-stroke
class: CIK/FIA – KZ/KZ2
bore: Ø 54.00 mm
max. bore: Ø 54.08 mm
stroke: 54.40 mm
category: 125 cc
ports: 5
inlet system: reed valve
lubrication: oil mixture
ignition system: analog
transmission: 6-speed gearbox
cooling system: water
balancer shaft: –
starter: push start
carburetor: Dell’Orto VHSH 30
max power: –
max torque: –
max rpm limit: –
Category: 125 cc SKU: CZ4N00100UC