Mini Bike Sprocket Size

On sport bikes common mods are to go 1 in front 2 or 3 in back or a combination of the two.

Mini bike sprocket size.

The drum bolts onto our 5 6 and 8 in. Sprockets or chainwheels more literally are measured by their number of teeth. For mini bikes 35mph is the top speed when using a torque converter. 60 tooth 9 7 8 diameter steel sprocket.

Sprocket drum combo for mini bike rear wheel. Drum brake slips into this drum. In addition many custom or garage built projects may use the 8 mm chain with their 47cc to 50cc class gasoline engines. 4 holes 3 8 3 150 bolt circle.

Astro wheel using the adapter kit. Inspired by a kit bike advertised in popular mechanics back in the 70 s. A tiny little made in usa mini bike kit with a seat height of only 19 inches. We offer mini bike sprockets to fit these common model sizes as well as a few generic items for the home mini bike builder.

Today s typical mini bike sprocket is made for use with 420 or 35 chain. To determine the final drive ratio divide the rear sprocket size say 49 teeth by the front or countershaft sprocket size say 13 teeth like a new yamaha yz250f. Does not fit a standard 6 wheel the 6 wheel has a 2 7 8 bolt pattern use part kd60t41dp. Also fits 6 in.

Select 60 or 72t sprocket. Chipped and broken sprocket teeth or bent mini bike rear sprocket discs are the normal hazards in the life of a mini bike. Input the tire diameter highest engine rpm number of teeth on your clutch or torque converter jack shaft and the number of teeth on the axle sprocket. 72 tooth 11 3 4 diameter steel sprocket.

The problem with that nomenclature is that it only takes on meaning relative to what size the stock sprockets are. Our 2208 4 1 2 in. Use our calculator to determine the top speed and gear ratio for your tire size. And similar mini bikes with 8 wheels.

We want to bring back the spirit of taco mini bikes in today s era and introduce them into this new generation. We offer mini bikes from the 1960 s in south california. Fhelectronic 25h 68t 68 tooth rear sprocket chain fit for 49cc mini small sports car pocket bike 2 stroke off road motorcycle chain pinion chain drive gear 4 1 out of 5 stars 12 17 66 17.