Simson

Replacement aftermarket clutch bell. Already blued clutch bells tend mean slipping and deforming of the plates. This means the bell cannot run true...

Complete front brake calliper for 125/150cc Chinese-built GY6 scooters, incl. brake pads. Those callipers are factory-fitted as either 1 or 2 pisto...

Oil strainer bolt for GY6 50ccm 139QMB/QMA and 125/150ccm 152/157QMI 4-stroke engines.

Oil strainer 50cc GY6 139QMB/QMA engines and 125/150cc GY6 152/157QMI.

Oil strainer spring for all 50cc GY6 139QMB/QMA 4-stroke engines and 125/150cc 152/157QMI.

Hand brake cylinder with lever and brake light switch for front disc brake systems. Fits all standard 125/150cc GY6 Chinese-built scooter handlebars.

This brake system consists of a hand brake cylinder (hand brake pump) with lever, hose, calliper with pads and brake light switch. The brake system...

Complete kit of all variator components for all 125cc or 150cc GY6 4-stroke Chinese-built 152/157QMI engines. The kit contains a variator, a set of...

Complete rocker mechanism including all individual parts ready fitted. For all GY6 125/150cc 152/157QMI engines.

Valve cover for cylinder heads without SLS. For all GY6 125/150cc 152/157QMI engines.

Complete cylinder head for GY6 125cc 152QMI engines. Unlike many other available cylinder heads, this is a complete head. That means: valves, valve...

Complete crank with bearings. Standard replacement crank for all 125 and 150cc GY6 4-stroke engines e.g.: Baotian, Rex, Peugeot Zoom Up, Keeway etc.

Replacement drive belt suitable for GY6 125/150cc engines with short blocks. Dimensions: 735-20-30

Aftermarket cylinder head [combustion chamber diameter = 40mm] for 50cc horizontal Minarelli and CPI engines. Also suitable for Keeway, Generic, Ma...

Brake light switch for front brake discs. Suitable for GY6 50/125/150cc Chinese-built scooters.

Oil dip stick for GY6 50ccm, 125cc and 150cc engines. Includes O-ring.

Complete engine gasket set for 125cc GY6 engines with 743mm v-belts (152QMI engines). Set contains all the servicing-relevant gaskets: a cheaper op...

Polini’s Hi-Speed variator offers some of the strongest drive of any variator on the market. The roller surfaces make for improve transfer of pow...

Polini EVO II Speed Bell is lighter and more revvy than the previous model. The single-piece clutch bell is CNC-machined from a single block, unlik...

Malossi MHR overrange variator for Minarelli engines with standard rear converter units. No modifications required for a racing variator according ...

Malossi 50cc cast iron cylinder with sharper ignition timing, with approx. 3bhp increase over the original. Cylinder includes all parts, gaskets, p...