Description and specification
The Z3R-140 is the ultimate budget race bike from the Stomp stable. This bike boasts the upgraded SDG2 frame and the Detroit plastics, as well as the suspension from its podium-winning predecessor. The best 140 pit bike out there.
The Z3R-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.
| Engine | Stomp Racing SR140C Z40 race cam |
| Gearbox | Start-in-gear, all-up 4 speed gearbox |
| Horsepower | 14hp at rear wheel |
| Carb | 26mm race carb with double foam filter |
| Cases | Aluminium shot blast finished cases with Stomp logo |
| Cooler | CNC oil cooler with braided steel hoses |
| Frame | SDG2 heavy duty cradle frame for ultimate stiffness and control |
| Subframe | Removable rear subframe & bolt on engine hangers |
| Bash plate | Alloy sump guard / bash plate |
| Swingarm | 410mm alloy swing arm |
| Forks | SP 735mm cnc machined usd fully adjustable oil filled forks |
| Clamps | Drop forged black anodised triple clamps (yokes) |
| Shock | DNM nitrogen filled 290mm piggy back shock |
| Wheels | 14/12 sdg with steel rims for strength |
| Rim lock | In rear wheel |
| Tyres | Kenda |
| Cylinders and calipers | Improved and revised light-weight brake master |
| Rotors | Vented light-weight rotors |
| Features | Brake snake to protect the rear brake pedal |
| Muffler | Alloy oval exhaust muffler |
| Race pipe | Mandrill bent big bore 32mm OD race pipe |
| Features | Features full length alloy heat shield for style and protection |
