£1149 Ready to Ride


The Z3-140 still boasts the ‘exclusive to Stomp’ SR140C Z40 cam engine. Stomp buy in the YX140 and then fettle the engine with stiffened valve springs & a high lift race cam (known as the Z40 cam).

The result is 2hp more than any other YX140 engine on the market.

17″ Front Wheel

14″ Rear Wheel

ENGINEStomp Racing SR140C Z40 race cam
GEARBOXStart-in-gear, all-up 4 speed gearbox
HORSEPOWER14hp at rear wheel
CARB26mm race carb with double foam filter
CASESAluminium shot blast finished cases with Stomp logo
COOLERCNC oil cooler with braided steel hoses
FRAMESDG2 heavy duty cradle frame for ultimate stiffness and control
SUBFRAMERemovable rear subframe & bolt on engine hangers
SWINGARMRevised light-weight tig welded 430mm swing arm
FORKSExtended 735mm cnc machined usd oil filled forks
CLAMPSDrop forged black anodised triple clamps (yokes)
SHOCKNitrogen filled 290mm piggy back shock with steel bushes
WHEELS17/14 sdg with steel rims for strength
TYRESSuperb durable and tough innova pattern mx
CYLINDERS AND CALIPERSImproved and revised light-weight brake master cylinders and calipers
ROTORSVented light-weight rotors
MUFFLERAlloy oval exhaust muffler
RACE PIPEMandrill bent big bore 32mm OD
FEATURESFull length alloy heat shield for style and protection
BARSPro-taper style minibike
GRIPSRenthal style soft rubber
LEVERSForged alloy clutch & brake levers
CHAIN420 KMC chain with engraved alloy/nylon chain guide
REAR SPROCKET420 41t lightweight durable
FRONT SPROCKET420 16t front
GEAR SELECTORFold back gear
FOOTPEGSNEW upgraded PRO
FUEL TANKNEW reinforced poly resin 5.5 ltr fuel tank with alloy cnc filler cap
SEATNEW revised firmer with Stomp logo
PLASTICSNEW Detroit hi impact polypropylene
BOARDWrap around crf number board with front brake pipe tidy
GRAPHICSNew Stomp neon yellow race kit with Stomp race sponsor’s logos
SEAT HEIGHT84cm
WEIGHT71kg
WEIGHT LIMIT15 stone

£1149

Ready to Ride

All of our bikes are PDI’d (they have a full pre delivery inspection and are supplied ready to ride)

Terms and Conditions of Sale, Pre Delivery Inspection & Warranty

Warning: It is illegal to ride electric scooters on public roads, pavements, or cycle paths. They are intended only for use on private land with the owner’s permission. Children must be accompanied by an adult. 

Warning: It is illegal to ride electric scooters on public roads, pavements, or cycle paths. They are intended only for use on private land with the owner’s permission. Children must be accompanied by an adult. 

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