# 2022 Caterpillar 623K for Sale in Aurora, CO **URL:** ## Listing details - **Price:** $689,000.00 USD - **Listing ID:** 88975085 - **Year:** 2022 - **Manufacturer:** Caterpillar - **Model:** 623K - **Category:** Scrapers - **Type:** Elevating Scrapers - **Hours:** 3671 - **Serial number:** WTB00503 - **Location:** Aurora, CO ## Description 3668 GD 6/30/26, CAT CERTIFIED USED, COLD START ATTACHMENT, Engine, ENGINE,C13,US EPA TIER 4 FINAL, FAST FILL GP, FILMS AR - U.S. (ANSI), LOAD ASSIST, NON-POWERED ACCESS GP, Online Owner's Manual , PRODUCT LINK, CELLULAR PLE641, SEQUENCE ASSIST CPM, STANDARD CERTIFICATION AR, STD HVAC INLET, STD WORK LIGHTS, TIRES, 33.25R29 BS VLT \*\* E2A ## Machine details ### GENERAL APPEARANCE - **Cleaning Required:** No - **S.O.S. Taken:** No ### SAFETY ITEMS - **ROPS:** Yes - **Safety Decals In Place:** Yes - **Safety Decals Legible:** Yes ### OPERATOR STATION - **Back Up Alarm:** Yes - **Current O&MM:** Yes - **Current Parts Manual:** No - **Current Safety Manual:** Yes - **ROPS Certification Plate:** Yes ### FRONT ENGINE - **Blow By - FRONT ENGINE:** No - **Compression in Radiator - FRONT ENGINE:** No - **Emissions Decal - FRONT ENGINE:** Yes - **Fluid Levels OK? - FRONT ENGINE:** Yes - **Knocking - FRONT ENGINE:** No - **Oil Leaks - FRONT ENGINE:** No - **Water In Oil - FRONT ENGINE:** No ### FRONT COOLING SYSTEM - **Leaks - FRONT COOLING SYSTEM:** No ### FRONT ELECTRICAL, STARTING & CHARGING SYSTEM - **Block Heater - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** No - **Ether Aid - FRONT ELECTRICAL, STARTING & CHARGING SYSTEM:** Yes ### FRONT TRANSMISSION - **Leaks - FRONT TRANSMISSION:** No - **Transmission - Noisy - FRONT TRANSMISSION:** No - **Transmission Type - FRONT TRANSMISSION:** Yes ### STEERING - **Steering Cylinder:** Good - **Steering Valves / Pumps:** Good ### BRAKE - **Leaks - BRAKE:** No ### HYDRAULICS - **Leaks - HYDRAULICS:** No ### SCRAPER - **Bowl:** Good - **Cutting Edge:** Good - **Ejector:** Good - **Ejector Rollers:** Good - **Elevator Chains / Sprockets:** Good - **Elevator Paddles:** Good - **Floor:** Good - **Moldboard / Frog:** Good ### SCRAPER HITCH/SUSPENSION AXLE - **Cushion Hitch Control Valve:** Good - **Cushion Hitch Cylinder:** Good - **Cushion Hitch Operation:** Good - **Cushion Hitch Pump:** Good - **H-Link Pins:** Good - **Horizontal Pins:** Good - **Vertical Pins:** Good - **Welds / Cracks:** Good ### FINAL DRIVES - **Leaks - FINAL DRIVES:** No ### TIRES - **Spare:** No ## Manufacturer specifications ### Cab - **Exterior Sound Level:** The exterior sound power level for the standard machine (ISO 6393) is 111.5 dB(A). - **Rops/Fops:** Meets SAE and ISO standards ### Dimensions - **Axle To Vertical Hitch Pin:** 17 in (43.18 cm) - **Front Of Tractor To Front Axle:** 122.8 in (311.91 cm) - **Ground Clearance - Tractor:** 21.9 in (55.63 cm) - **Height:** 12.25 ft (3.73 m) - **Height - Overall Shipping:** 158.9 in (403.61 cm) - **Height - Scraper Blade Maximum:** 20.5 in (52.07 cm) - **Height - Top Of Cab:** 11.89 ft (3.62 m) - **Height - Top Of Elevator:** 148.31 in (376.71 cm) - **Length:** 45.0833 ft (13.74 m) - **Length - Overall Machine:** 542 in (1376.68 cm) - **Rear Axle - Rear Of Machine:** 89.7 in (227.84 cm) - **Weight:** 88061 lbs (39936.96 kg) - **Wheel Base:** 27.46 ft (8.37 m) - **Width:** 11.5833 ft (3.53 m) - **Width - Inside Of Bowl:** 120 in (304.8 cm) - **Width - Outside Rear Tires:** 128.9 in (327.41 cm) - **Width - Overall Machine:** 141.1 in (358.39 cm) - **Width - Overall Machine - Ladder Down:** 149.2 in (378.97 cm) - **Width - Rear Tire Centers:** 90.2 in (229.11 cm) - **Width - Tractor:** 133.1 in (338.07 cm) ### Engine - **Engine Model:** Cat C13 ACERT - **Flywheel Power - Tractor:** 407 hp (303.5 kw) - **Flywheel Power - Tractor/Scraper:** 304 kW (407 hp) - **Note:** Cat C13 ACERT engine meets U.S. Environmental Protection Agency (EPA) Tier 4 Final/EU Stage IV engine emission standards. - **Rated Engine Rpm:** 2000 rpm ### General - **180 Degrees Curb-To-Curb Turning Width:** 38.71 ft (11.8 m) - **Elevator Flight Spacing:** 20 in (50.8 cm) - **Fuel Tank Refill Capacity - Scraper:** 201 gal (760.79 l) - **Maximum Depth Of Cut:** 10.3 in (26.16 cm) - **Maximum Depth Of Spread:** 18.3 in (46.48 cm) - **Maximum Floor Opening:** 4.41 ft (1.34 m) - **Number Of Flights:** 15 - **Operating Weight - Empty:** 88061 lbs (39943.85 kg) - **Overall Length:** 45.18 ft (13.77 m) - **Overall Shipping Height:** 12.37 ft (3.77 m) - **Overall Width:** 11.71 ft (3.57 m) - **Rated Load:** 25 038 kg (55,200 lb); 25.1 tonnes (27.6 tons) - **Scraper Capacity - Heaped:** 23 cu yd - **Scraper Capacity - Struck:** 18.8 cu yd - **Tires - Scraper:** 33.25R29\*\*E3 - **Tires - Tractor Drive:** 33.25R29\*\*E3 - **Top Speed - Loaded:** 33.5 mph (53.91 kph) - **Width - Cut:** 10.3 ft (3.14 m) ### Implement Cycle Times - **Bowl Lower:** 3.5 s - **Bowl Raise:** 3 s - **Ejector Extend:** 6.45 s - **Ejector Retract:** 9.7 s ### Safety Criteria Compliance Standards - **Brakes:** ISO 3450:1996 - **Falling Object Protective Structure (Fops):** ISO 3449:2005 Level II - **Reverse Alarm:** ISO 9533:2010 - **Rollover Protection Structure (Rops):** ISO 3471:2008 for up to 17 084 kg (37,664 lb) - **Seat Belt:** SAE J386:JUN1985 - **Steering System:** ISO 5010:2007 ### Scraper Bowl - **Scraper Capacity - Heaped:** 23 cu yd ### Service Refill Capacities - **Cooling System:** 11.9 gal (45.04 l) - **Crankcase:** 8.1 gal (30.66 l) - **Diesel Exhaust Fluid:** 8.1 gal (30.66 l) - **Fuel Tank:** 216.1 gal (817.94 l) - **Hydraulic System:** 22 gal (83.27 l) - **Transmission System:** 24.8 gal (93.87 l) ### Transmission - **Top Speed - Loaded:** 33.5 mph (53.91 kph) ### Travel Speeds - Runout - **Transmission Gear - Eighth:** 33.5 mph (53.91 kph) - **Transmission Gear - Fifth:** 13.6 mph (21.89 kph) - **Transmission Gear - First:** 3.1 mph (4.99 kph) - **Transmission Gear - Fourth:** 10.1 mph (16.25 kph) - **Transmission Gear - Reverse:** 5.7 mph (9.17 kph) - **Transmission Gear - Second:** 5.5 mph (8.85 kph) - **Transmission Gear - Seventh:** 24.8 mph (39.91 kph) - **Transmission Gear - Sixth:** 18.4 mph (29.61 kph) - **Transmission Gear - Third:** 7.5 mph (12.07 kph) ## About this model The Caterpillar 623K is a wheel tractor-scraper in Caterpillar's scraper lineup, designed for earthmoving, haul, and site preparation applications. It is used to cut, load, transport, and spread material in medium to large-scale construction, mining, and land development work. The 623K features a twin-engine scraper configuration, articulated steering, and a bowl and ejector system for efficient material handling. It is commonly paired with a push tractor for loading in tougher conditions. The model is part of Caterpillar's K Series, which includes updates to operator controls, service access, and machine monitoring for productivity and maintenance management. ## Photos ![2022 Caterpillar 623K](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1jYzVmMGVhMDc0OGYyYThmODZlNWUyMDMwNTZjNzA0YSYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjM5Mjcx) ![2022 Caterpillar 623K photo 2](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz04OGRiYjY1M2MzNTZkZDA2YzUzNDlhMDIyMTIyYzRiMCYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjM5MDg0) ![2022 Caterpillar 623K photo 3](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1jN2Y5MjFlODkxMjc5MjM4YTlhMjI4NTBmZjcwYmFiOSYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjM3OTY1) ![2022 Caterpillar 623K photo 4](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz05YzViZTA3YjY4M2EwMTM2YWRiNGJmZTdiNDJmYTBlMiYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjU2NDM2) ![2022 Caterpillar 623K photo 5](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1mNjQ5OTQzZGI2NDk4NDI3ZDM0OGIyN2I3ZjY0NjYwZSYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjUxOTU1) ![2022 Caterpillar 623K photo 6](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1jZjhlNjVjZjc4MmQzMDM0ZDVlM2RlMGRkODg5YmQwYyYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjYyMzMz) ![2022 Caterpillar 623K photo 7](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1hMzhiOTRhNzdjMzgzYmYxYzQ4NGY0MjhiMjkwNzVmNCYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjY1MzU0) ![2022 Caterpillar 623K photo 8](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1lZDM3ZDdhZjExZGZjYTFiODUxOTRiODI4OGFhZmI3MyYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjYxMDk3) ![2022 Caterpillar 623K photo 9](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1lOTFhM2U2YWIxMzVkMzVkYzMyZDVhMTZjN2RhZGMzNyYkdHh0PVdBR05FUiUyMEVRVUlQTUVOVCUyMENPJjI5MDM=) ![2022 Caterpillar 623K photo 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