Product Description:replacement 40 Series Torque Converter Belt fits/for Comet 203786, 203786A, 203786DF, 40-90, 4090Specs – Outer Circumference: 34.83″. Top Width: 7/8″. 40CD Setting: 8 5/8″. 44CD Setting: 7 5/8″. Refer to image 2 for more informationIncludes – (1) Torque Converter Belt; comes as shown in the first imageUsed on Manco Dingo, Masters of Motion, Brister’s Thunder Karts, Ken-Bar Streaker, Carter Brothers, Murray, Road Boss, Kartco and many other go karts, golf carts, mini bikes, ATVs, UTVs, power scooters, and morePlease be sure to check your part or model number to ensure this is the correct belt for your unit. Also, please note this may replace multiple parts numbers