Shop used John Deere 4039DF001 Engines on MyLittleSalesman.com . Compare active listings with prices from $3,795 to $5,695. Sellers include Rydemore Heavy Duty Truck Parts, Old Forge Power Equipment, and 4-Trucks Enterprises. Filter by condition, price, or year to find the John Deere 4039DF001 Engine that fits your job.