251-22pro Specifications: Vehicle length:360mm Vehicle width:200mm Height:112mm Wheelbase:260mm Track:195mm Gear radio:1:5.428(high) / 1:8.038(low) Ground clearance:4.5mm Wheel diameter:65mm Wheel width:26mm Engine:18cxp vertax engine Features: 1.Four wheel straight shaft drive system 2.Front/rear differentials with good quality bevel gears as well as with 5 screws easy for maintenance. 3.6061/t6 solid anodized alum. Chassis 4.13.8g lightweight alum. Flywheel allows for quick engine response 5.Solid universal joint cup/high performance ball bearings complete 6.Disc brake system with user replaceable pads provides quick brake response 7.Extra large capacity leak proof fuel tank with the overflow pipe and spring load fill cover for quick re-filling 8.Pre-trimmed v-tread durable tires 9.Oil filled shock springs and good quality shock absorbers provide excellent protection against shock 10.High flow dual foam element air filter(user serviceable) 11.Large front bumper with good quality sponge provide good protection against accident impacts. 4pcs per carton