1978 Caterpillar Wheel Loader (Construction) Model: 988-B S/N: 50W2105 Location: AZ Price: $85,000.00 * Click on image for a lager picture. Nice unit, had extensive work on motor and transmission 4,000 hours ago. Tires are all 50%, 2 buckets (one with teeth, one GP). Runs well, works daily.