Allmand backhoe model 535 is powered by a 33 HP Isuzu Diesel engine. This unit is a 2 wheel model. The digging depth on the backhoe is 9'11", and the loader digging depth is 3.3 inches. This unit weighs 4,690 lbs. The digging force is 6000 lbs at bucket, and 2511 lbs at dipper. Length of this machine is 17' 7", and the width is 56". Front tires are 23 x 10.5-12, and the rear tires are 31 x 15.5-15. We purchased this unit new from manufacturer and has been maintained by our service staff.