ON CT70's THESE SPROCKETS LOOK LIKE THE ORIGINAL HONDA REAR SPROCKET. IF YOU HAVE A 3 SPEED AUTOMATIC K1 THRU 82 YOU SHOULD ORDER THE 35 TOOTH. IF YOU HAVE A K0 MODEL 3 SPEEDO AUTOMATIC YOU SHOULD ORDER THE 38 TOOTH. IF YOU HAD A 4 SPEED HAND CLUTCH MODEL YOU SHOULD ORDER THE 44 TOOTH. IF YOU WOULD LIKE TO CHANGE YOUR GEARING ALL THESE SPROCKETS WILL INTERCHANGE. ATC70 73 TO 81 STOCK WAS 35T & 14T ALL OTHER ATC AND TRX70'S WAS 36T & 13T TEETH 35T____(14D) 36T____(17A) 38T____(16J) 44T____(20B) 46T____(74N) @ SUNSTAR_OR_JT_BRAND REAR_SPROCKET 35/36/38/44 AND_46_TOOTH CT70_ATC70 TRX70_SL70 XL70_CL70 14D 17A 20B 16J 74N 2-102244 1/22W (CT7SPK) TEMP CT7SPKTEETH: 35T____(14D)44T____(20B)46T____(74N)38T____(16J) @ *REAR_SPROCKET DAMPER DAMPNER (CT70K0_TO_1982) all_ATC70'S CT70_SL70 XL70_CL70 SOLD_EACH 41241-051-000 7/21M (32D)SOLD EA, FOUR REQUIRED FITS ALL ct70 THRU 82. FITS ALL ATC70'S 32D @ *50MM_SNAP_RING REAR_HUB CT70_ATC70 TRX70_SL70 XL70_CL70 1/22A (201F) 201F