View 2 Photos View 0 Videos Caterpillar 3406 Flywheel $325 USD USED CAT EARLY 3406/3406E FLYWHEEL, HAS BEEN TURNED Design: Flat with 8" Opening Mounting: 12 BOLT HOLES 1 DOWEL PIN HOLE Size: SAE #1 Clutch: 15" Ring Gear: 20" O.D. – 113 Teeth Pilot... ConditionUsedPart Number4W6707Stock Number4W6707 MLS Number13234464CategoryFlywheels Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info