This is about wheel drive belts, chains and sprockets on dual belt or belt & chain models. The bigger the shaft sprocket, the more the torque or low end pulling power, while smaller provides more top speed. we offer 12 & 13 toothed hardened shaft sprockets. Wheel sprocket is the same principal. small=speed & large=torque/pull. Cobra & The Rock & Nuke are 20 tooth shaft/belt gear to 60 toothed wheel belt gear=ratio 1:3 which provides good speed on 9 inch tire. most other models are: 1:3.16 or 1:3.95 gear ratio which provides good torque. big wheel models are 1:5.1 select your factory or custom gear ratio by selecting 1 of 2 available #35 Chain Drive shaft/hub mount sprockets and many different wheel plate style sprockets. shaft sprockets have set screw, but must be welded to shaft after determining correct position & tracking. wheel sprockets are bolt on. call scooterman @ 256.468.2761 u.s.a. english for assistance in ordering custom chain drive.

#35 Sprocket For Wheel On Big Wheel models 52 tooth. can be used on 10 inch tire for torque or big wheel model for speed. This is the Cobra Extreme or Rocky factory wheel sprocket. This is for speed. for factory ratios on Raser big wheel order 60 tooth.

140 millimeter Brake Rotor With 44mm bolt spacing cobra extreme or Rocky rear disc brake rotor . Fits other models as front and rear brake rotor. also fits Chuweng models like THS & Raser & xlt pro SCOOTR R5 & Salorr & Star II & Raser FX

160 millimeter Brake Rotor With 44mm bolt spacing cobra extreme or Rocky Front disc brake rotor Also fits front & rear on: CHUWENG BIG WHEEL SCOOTERS Raser big wheel, Star II, Salorr, PanthR, THS 04, THS 05, Grizzly etc

small metal 5m 20 tooth gear for transmission only, set screw type. NOT reccomended for driveshaft as they are too soft and cannot be welded. Great for trans shaft on engine only

560-5M-25 BELT FITS XCALIBER CLUTCH BELT AS WELL AS XCOOTER XPLORER SCOOTER

60 Tooth Black Plastic Sprocket

6200 sealed bearing for wheels of gas and electric scooters

775-5m-25 Belt For xcooter xplorer Or xcaliber gas scooter tire drive belt.

Eton Factory Scooter Air-Filter for use with (TK) primer bulb style carburator that has red push button choke. This filter does not fit rascal 40 Also not for use with Walbro H.P. carbs

Scooter Air Intake Aluminum Velocity Stack For smooth air flow and mounting H.P. Air Filters

Air Filter H.P. Microsponge UNI 3 in Crush this filter & it springs back. No more crushed or bent filters w/UNI Velocity stack required for mounting