At a glance
Key specifications
Measurement basis: 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.
Overall dimensions
Precision visual reference
Dimensions and working range
Published measurements for the stated configuration. Illustration not to scale.
Overall Size
Working Range
Measurement basis: 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.
Reference details
Visual visual:model-family:caterpillar:623:depth · revision 1 · generated 2026-09-08
Documented model generation; decorative reference illustration · Manufacturer North American reference
Canonical reference: heavyeq.ca/specs/scrapers/caterpillar/623/ · Printed from HeavyEQ.ca. Confirm the actual machine and current manufacturer documentation before transport or operation.
Dimension verification
First-party confirmation exception list
Overall Machine Width
The detailed drawing states 3,585 mm / 141.1 in; the summary states 3.57 m / 11 ft 8 in. Ladder-down width is separately 3,790 mm / 149.2 in. Confirm the intended shipping configuration.
623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet. · checked 2026-09-08Overall Shipping Height
The drawing states 4,037 mm / 158.9 in; the summary states 3.77 m / 12 ft 3 in. The source does not reconcile these configurations.
623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet. · checked 2026-09-08Year, generation & configuration
Model generation and configuration
- Generation / series
- 623 (11A) technical specifications — C13 generation
- Applicable region
- Manufacturer North American reference
- Year handling
- Confirm the serial/PIN and production year when matching an individual machine to this reference.
Model identity
Model family, generation & status
- Model family
- Caterpillar 623
- Generation / record
- 623 (11A) technical specifications — C13 generation
- Product status
- Production status not confirmed — status checked September 2026
- Regional scope
- Manufacturer North American reference
No verified lineage relationship published. HeavyEQ reviewed first-party sources and did not force a predecessor or successor from model numbering.
Manufacturer North American reference
Verified specifications
Values retain their cited source, verification status and original publication basis. Imperial is presented first while manufacturer-published dual units and configuration context remain attached to every value.| Specification | Imperial | Metric | Standard / configuration | Source |
|---|---|---|---|---|
| Overall Machine Length | 45 ft 2 in | 13,767 mm | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Wheelbase | 27 ft 5.5 in | 8,370 mm | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verified | Caterpillar |
| Tractor Ground Clearance | 1 ft 9.9 in | 557 mm | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Width of Cut | 10 ft 4 in | 3.14 m | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Maximum Depth of Cut | 10.3 in | 262 mm | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Maximum Depth of Spread | 1 ft 6.3 in | 465 mm | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Rated Load | 55,200 lb | 25,038 kg | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Scraper Capacity — Heaped | 23 yd³ | 17.6 m³ | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
| Operating Weight — full fuel | 88,095 lb | 39,959 kg | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.Manufacturer verifiedSafety-sensitive value — verify the exact machine. | Caterpillar |
What the specifications mean
Match the elevator to the actual borrow material. Loading assistance does not make every oversized or highly cohesive feed suitable; assess the intended material with the supplier.
Rated payload and heaped volume describe different limits. Dense material can reach the payload limit before the bowl reaches its heaped volume.
Configuration intelligence
Configurations & specification differences
These observations are scoped to the cited generation and region. They are not a list of valid option combinations.
| Record | Verified observation | Scope |
|---|---|---|
| Reference configuration | 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet. | 623 (11A) technical specifications — C13 generationManufacturer North American reference |
A brochure configuration is not an individual marketplace machine. Serial/PIN and build information are required for exact verification.
Used 623 inspection priorities
- Inspect elevator flights, chains, sprockets and adjustment history, then evaluate bowl floor and cutting-edge wear. These systems work together during loading.
- Check the hitch, steering joints and bowl-lift system for play and leakage; request service evidence for both the tractor and scraper functions.
Configuration-aware inspection: these checks are triggered by machine category, installed configuration and technology package. Brochure-listed technology must be physically present, active, licensed and calibrated on the used machine.
Hours, condition and ownership cost
Hours are context, not a condition grade. Duty cycle, idle time, maintenance evidence, wear-system measurements, structural repairs and installed technology should be evaluated together.
Cost drivers to model
- Cost elevator wear parts and repair access explicitly. A low purchase price can conceal a substantial loading-system overhaul.
- Plan route length, grades and loading conditions before comparing hourly cost with an excavator-and-truck fleet. Include waiting and return travel.
Configuration
Equipment and configuration
Match the installed equipment to the serial-specific build record and the measurement basis shown above.
Configuration details to confirm
- Single or tandem engine
- Push-pull arrangement
- Coal or earth bowl
- Towing tractor
A model specification does not establish compatibility with a particular attachment or option.
Model-reference transport profile
Transport reference
Reference measurements retain their configuration and verification status. Confirm the actual transport setup before booking.
Measurement basis: 623 (11A) self-propelled elevating scraper; front and rear 33.25 R29 E3 tires; shipping arrangement. Width and overall shipping height remain subject to conflicting dimensions in the same technical sheet.
Reference specifications can differ from the actual configured machine. Confirm dimensions and weight before booking transportation.
Confirm or replace before a transport request
- actual weight
- actual travel length, width and height
- attachments and removable work tools
- bucket, blade, carriage or boom position
- loading condition
Source provenance
First-party sources and verification notes
Only manufacturer-authored records are linked publicly. Provisional measurements remain marked until a matching first-party record is confirmed.623 (11A) technical specifications — C13 generation
Manufacturer North American reference · official technical document · accessed September 8, 2026 · status: Manufacturer verified