Full-Size Excavators for Sale in Chattanooga, TN
Our lineup of large excavators is built for heavy-duty digging, lifting, and commercial site work across Chattanooga and Southeast Tennessee
Tight spaces. Full-size force.
The HD308US-7 is KATO’s answer to contractors who need serious performance in compact conditions. With an 8-ton class build and a short-tail swing design, it delivers the reach, lift, and breakout force of a larger excavator — while keeping a smaller footprint for urban job sites, tight trenches, and infrastructure work.
This machine is engineered for power, balance, and operator control — the kind of tool you bring when there’s work to do and no room for error.
✅ Short-Tail Swing Design
Work confidently in narrow spaces without sacrificing rotation, safety, or control.
✅ Yanmar 57 HP Tier 4 Final Engine
Strong, efficient, and ready to push through tough digging and lifting conditions.
✅ High Digging Force + Attachment-Ready Hydraulics
Delivers over 14,000 lbs of bucket force with dual auxiliary lines — ready for hammers, thumbs, and specialty tools.
✅ Spacious, Pressurized Cab
Includes a wide-view design, 7″ LED touchscreen display, rear-view camera, and comfortable controls for long hours on the job.
✅ Jobsite Tough Construction
Rugged undercarriage, reinforced boom and arm, and accessible maintenance points to keep your crew moving.
Power meets precision. Built to perform.
The HD512LC-7 brings full-size performance into a tighter, more versatile package. With a powerful Tier 4 Final Isuzu engine, advanced hydraulics, and a compact footprint, this 12.9-ton class excavator is built for serious work — and smart operators who want control, efficiency, and muscle without bulk.
From site prep and trenching to infrastructure and utility work, the HD512LC-7 delivers the reliability and breakout force to handle whatever the day throws at you.
✅ Tier 4 Final Isuzu Engine (105 HP)
Delivers strong, fuel-efficient power with low emissions and smooth performance.
✅ Advanced Hydraulic System
Four-pump flow system with dual auxiliary circuits gives you responsive, precise control — and flexibility for attachments.
✅ Spacious, Pressurized Operator Cabin
ROPS-certified with a 7″ touchscreen monitor, intuitive controls, excellent visibility, and a quiet ride.
✅ Jobsite-Ready Durability
Heavy-duty undercarriage, reinforced boom and arm, easy-access service points, and a large-capacity toolbox built-in.
✅ Standard Safety Features
Rearview camera, safety lock lever, battery disconnect, and ergonomic layout designed to protect operators and crews.
Big power. Tight spaces. No compromises.
The KATO HD514MR-7 is engineered for contractors who demand full-size performance in confined spaces. With its short tail swing design and robust hydraulic system, this 14-ton class excavator delivers exceptional digging force and maneuverability, making it ideal for urban construction, utility work, and tight job sites.
Short Tail Swing Design: Operate confidently in confined areas without sacrificing performance.
Powerful Isuzu Engine: Equipped with a 105 HP Tier 4 Final Isuzu engine, providing reliable performance under heavy loads.
Impressive Digging Force: Delivers a bucket digging force of 94 kN, ensuring efficient excavation.
Advanced Hydraulics: Features a responsive four-pump hydraulic system with dual auxiliary hydraulics, supporting a variety of attachments.
Operator Comfort: Includes a spacious, pressurized ROPS-certified cabin with a 7-inch touchscreen monitor and rear-view camera for enhanced visibility and safety.
Efficient Maintenance: Designed with large covers for easy access to service points and a large-capacity toolbox for convenience.
Enhanced Safety: Standard features include a rearview camera, safety lock lever, and battery disconnect switch, ensuring operator safety on the job site.
Full-size power. Tight-tail control. Built for serious production.
The HD823MR-7 is a 23-ton class short tail swing excavator designed for contractors who need real digging force without giving up space. Built with a heavy-duty hydraulic system, a powerful Tier 4 Final Isuzu engine, and excellent operator comfort, this machine delivers top-tier performance in urban, utility, and tight-access environments.
From tough trenching to commercial infrastructure, the HD823MR-7 brings balance, control, and raw power together in one rock-solid package.
✅ Short Tail Swing Design
Operate confidently in confined spaces without sacrificing rotation or stability.
✅ Tier 4 Final Isuzu Engine (172 HP)
Strong, reliable, and built for heavy-duty operation under load.
✅ High Digging Force
Delivers up to 33,721 lbs of bucket force and over 24,000 lbs of arm force.
✅ Dual Auxiliary Hydraulics
Run attachments with ease thanks to a responsive four-pump system.
✅ Operator-Focused Cab
Spacious, pressurized ROPS-certified cab with touchscreen display, ergonomic controls, and rear-view camera.
✅ Easy Maintenance Access
Large side covers and built-in toolbox make daily servicing fast and frustration-free.
✅ Built-In Safety
Standard safety lockout, rear camera, and disconnect switch to keep your crew protected