# Caterpillar 637D for Sale in Louisville, KY **URL:** ## Listing details - **Price:** $31,500.00 USD - **Listing ID:** 87388697 - **Manufacturer:** Caterpillar - **Model:** 637D - **Category:** Scrapers - **Type:** Bowl Scrapers - **Hours:** 2459 - **Serial number:** 27W01226 - **Location:** Louisville, KY ## Description Online Owner's Manual ## Machine details ### GENERAL APPEARANCE - **Bumper:** Good - **Cab or Canopy:** Fair - **Differential Supports:** Good - **Front Crankcase Guard / Batter:** Fair - **Front Engine Enclose Hood / St:** Fair - **Front Fenders:** Fair - **Front Frame:** Good - **Front Fuel Tank:** Fair - **Front Pre-Cleaner Bowl:** Fair - **Front Radiator Grill & Shroud:** Fair - **Front Sheet Metal:** Fair - **Grab Irons:** Fair - **Paint:** Fair - **Rear Crankcase Guard / Batter:** Fair - **Rear Engine Enclose Hood / Sta:** Fair - **Rear Fenders:** Fair - **Rear Frame:** Good - **Rear Fuel Tank:** Fair - **Rear Pre-Cleaner Bowl:** Fair - **Rear Radiator Grill & Shround:** Fair - **Rear Sheet Metal:** Fair - **Steps / Ladder:** Fair ### SAFETY ITEMS - **Horn:** Poor ### OPERATOR STATION - **Dash Console:** Fair - **Door Latches:** Fair - **Floor Boards:** Fair - **Gauges:** Fair - **Meter:** Fair - **Seat Cushion / Arm Rest:** Fair - **Switches:** Fair - **Windshield Wipers:** Poor ### FRONT ENGINE - **Fluid Levels OK? - FRONT ENGINE:** Yes - **Oil Leaks - FRONT ENGINE:** No ### REAR ENGINE - **Oil Leaks - REAR ENGINE:** No ### FRONT COOLING SYSTEM - **Coolers - FRONT COOLING SYSTEM:** Fair - **Fan - FRONT COOLING SYSTEM:** Fair - **Fan Drive - FRONT COOLING SYSTEM:** Fair - **Hoses - FRONT COOLING SYSTEM:** Fair - **Radiator - FRONT COOLING SYSTEM:** Fair - **Water Pumps - FRONT COOLING SYSTEM:** Fair ### REAR COOLING SYSTEM - **Coolers - REAR COOLING SYSTEM:** Fair - **Fan - REAR COOLING SYSTEM:** Fair - **Fan Drive - REAR COOLING SYSTEM:** Fair - **Hoses - REAR COOLING SYSTEM:** Fair - **Radiator - REAR COOLING SYSTEM:** Fair - **Water Pumps - REAR COOLING SYSTEM:** Fair ### FRONT ELECTRICAL, STARTING & CHARGING SYSTEM - **Alternator - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Batteries / Cables - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Pre-Heater - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Starter - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Wiring - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair ### REAR ELECTRICAL, STARTING & CHARGING SYSTEM - **Alternator - REAR ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Batteries / Cables - REAR ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Pre-Heater - REAR ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Starter - REAR ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair - **Wiring - REAR ELECTRICAL, STARTING & CHARGING SYSTEM:** Fair ### FRONT TRANSMISSION - **Case - FRONT TRANSMISSION:** Good - **Controls - FRONT TRANSMISSION:** Fair - **Cooler - FRONT TRANSMISSION:** Fair - **Lines / Fittings - FRONT TRANSMISSION:** Fair - **Operating Condition - FRONT TRANSMISSION:** Good - **Pump - FRONT TRANSMISSION:** Good - **Seals - FRONT TRANSMISSION:** Fair - **Temp / Pressure Gauges - FRONT TRANSMISSION:** Fair - **Torque Converter - FRONT TRANSMISSION:** Good - **Transmission - Forward Shifts - FRONT TRANSMISSION:** Good - **Transmission - Reverse Shifts - FRONT TRANSMISSION:** Good - **Universal Joints - FRONT TRANSMISSION:** Good ### REAR TRANSMISSION - **Case - REAR TRANSMISSION:** Good - **Controls - REAR TRANSMISSION:** Fair - **Cooler - REAR TRANSMISSION:** Fair - **Lines / Fittings - REAR TRANSMISSION:** Fair - **Operating Condition - REAR TRANSMISSION:** Good - **Pump - REAR TRANSMISSION:** Fair - **Seals - REAR TRANSMISSION:** Fair - **Temp / Pressure Gauges - REAR TRANSMISSION:** Fair - **Torque Converter - REAR TRANSMISSION:** Good - **Transmission - Forward Shifts - REAR TRANSMISSION:** Good - **Transmission - Reverse Shifts - REAR TRANSMISSION:** Good - **Universal Joints - REAR TRANSMISSION:** Good ### STEERING - **Front Axle - STEERING:** Fair - **Steering Cylinder:** Fair - **Steering Linkage:** Fair - **Steering Valves / Pumps:** Fair ### BRAKE - **Brake Linkage:** Fair - **Compressor:** Fair - **Control Valve:** Fair - **Lines:** Fair - **Operating Condition - BRAKE:** Fair - **Pedal:** Fair - **Pump - BRAKE:** Fair ### HYDRAULICS - **Leaks - HYDRAULICS:** Yes ### SCRAPER - **Apron:** Fair - **Bowl:** Fair - **Cutting Edge:** Fair - **Ejector:** Fair - **Ejector Rollers:** Fair - **Elevator Paddles:** Fair - **Floor:** Fair ### FINAL DRIVES - **Leaks - FINAL DRIVES:** No ### TIRES - **Leaks - FINAL DRIVES:** Tires have cracks in them. ### COMMENTS, MISC. REPAIRS, GENERAL REMARKS - **Leaks - FINAL DRIVES:** Machine has sat for a few years. Runs and operates. ## Manufacturer specifications ### Bowl - **Heaped Capacity:** 31 cu yd (23.7 cu m) - **Max Depth of Cut:** 19.1 in (48.51 cm) - **Rated Payload:** 74957.2 lbs (34000.06 kg) - **Struck Capacity:** 21.1 cu yd (16.13 cu m) - **Width of Cut:** 11.5 ft (3.51 m) ### Dimensions - **Overall Height:** 13.7 ft (4.18 m) - **Overall Length:** 48.6 ft (14.81 m) - **Overall Width:** 13 ft (3.96 m) - **Wheelbase:** 28.7 ft (8.75 m) ### Operating Specifications - **Fuel Capacity:** 370.7 gal (1403.1 l) - **Tire Size:** 33.25-35 38PR (E-3) ### Scraper Engine - **Displacement:** 640.8 cu in (10500.85 cu cm) - **Make:** Caterpillar - **Net Power:** 255 hp (190.16 kw) - **Power Measured @:** 2200 rpm ### Tractor Engine - **Displacement:** 1098.5 cu in (18001.23 cu cm) - **Make:** Caterpillar - **Net Power:** 450 hp (335.57 kw) - **Power Measured @:** 2000 rpm ### Transmission - **Max Speed Forward:** 31.7 mph (51.02 kph) - **Number of Forward Gears:** 8 ### Weights - **Front Axel - loaded:** 90566 lbs (41080.1 kg) - **Front Axle - empty:** 64767.5 lbs (29378.08 kg) - **Rear Axle - empty:** 41407.3 lbs (18782.06 kg) - **Rear Axle - loaded:** 90566 lbs (41080.1 kg) - **Total Operating - empty:** 106174.7 lbs (48160.09 kg) - **Total Operating - Loaded:** 181131.9 lbs (82160.15 kg) ## About this model The Caterpillar 637D is a self-loading wheel tractor-scraper used in earthmoving, roadbuilding, and large-scale site preparation. As a twin-engine scraper, it is designed to cut, load, haul, and spread material efficiently over medium to long distances. The 637D is part of Caterpillar's heavy scraper lineup and is commonly used in mass excavation, embankment construction, and mining support work. Typical applications include soil, gravel, and loose aggregate handling. The machine is valued for high production in bulk material movement, with a bowl, apron, and ejector system configured for rapid loading and unloading in demanding field conditions. ## Photos ![Caterpillar 637D](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1jNWM3N2I5YmFlY2FiYmQzYjA2NjcwN2MzMzJkZDJhMiYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjQ2MTIw) ![Caterpillar 637D photo 2](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1mMDg5NmMzY2EwNjE0MjBlYTAxMDlkNDE4NzkzYzAyMCYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjQ0MzA4) ![Caterpillar 637D photo 3](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz05NjZlMTJiZjY0YzY2MDI1ZTQxNWM3MjE2MTFmYTRlZSYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjE2NjM3) ![Caterpillar 637D photo 4](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1lOTkxOGE0YzdjZmJlZDcyZjkwNmEwYjUxMzgzMmEzYSYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjQ3MTcy) ![Caterpillar 637D photo 5](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1jZjM3MDkwNTY1YzU0M2EzZjBjZjFhMDZmM2I3YWIxMiYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjM0NTI3) ![Caterpillar 637D photo 6](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1hY2U0MTczZjVmOWE1NDk0ZjhmZGRkNDZhOGI0YjBmMSYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjEyNzc0) ![Caterpillar 637D photo 7](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz05Y2JmMDZiMWFjZWEzNjM3Yzg5MzhiZGYzMDkxMjE2YyYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjQ5Mzg1) ![Caterpillar 637D photo 8](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1mYmIxMjFlYzFlNWY0NDY0OTdjZTE5Nzc5MzViM2ViZiYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjI5ODQx) ![Caterpillar 637D photo 9](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz04YzY1ZTBlY2JmZjRhOGUyOTM1OWRlY2Q5NjY4YWU4MiYkdHh0PUJPWUQlMjBDQVQlMjBDT01QQU5ZJjU3NTQ3)