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The Case 580K Backhoe Loader: A Deep Dive
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Modern Workhorse Defined
The Case 580K stands as a formidable backhoe loader that began production in the mid‑1980s and continued through the early ‘90s. Built on a legacy of adaptability and ruggedness, this machine delivers solid digging power, respectable transport speed (~24 mph), user-friendly controls, and reliable performance across construction, farming, and public works sectors.
Evolution Through Phases
Case introduced serial‑numbered production phases, notably:
• Phase I (before serial # JJG0020000): featured separate power-shuttle and 4‑speed gearbox
• Phase III (after serial # JJG0020000): integrated a 4‑speed transaxle with forward–reverse capability
Accurate phase identification is essential when sourcing components, as transmission and axle parts are not interchangeable.
Technical Specifications at a Glance
Engine & Performance:
• Cummins 4B diesel engine (6.4 L) – approximately 62 hp, naturally aspirated
Backhoe Capabilities:
• Dig depth up to 14.3 ft
• Bucket size around 24 in (¼ cu yd)
Loader Features:
• Bucket capacity ~1.25 cu yd
• Max loading height ~11.3 ft
Physical Metrics:
• Operating weight: ~13,426 lb (2WD), ~13,912 lb (4WD)
Nomenclature & Definitions
  • Phase I / Phase III – Production categories demarcated by transmission design
  • Power Shuttle – Mechanism for gear shifting without foot clutching
  • Transaxle – Integrated gearbox and axle system simplifying driveline layout
  • Cummins 4B – Reliable 6.4 L four‑cylinder engine known for durability
  • Operating Weight – Fully equipped mass of the machine, essential for transport and stability calculations
Anecdote from the Field
A midwestern road crew recalled switching from a tired 580K that still dug firm trenches in winter clay. Despite being over 30 years old, its simplicity and dependability made it a favorite—solid proof that well-designed machines can outlast newer models when properly maintained.
Broader Context & Relevance
While no blockbuster headlines feature the 580K today, its impact is quietly enduring. In vintage equipment markets, these machines remain prized thanks to parts availability and known reliability. A regional newspaper once ran a short story about a town upgrading water lines. Though newer, fancier models were available, the team opted for a veteran 580K—and used it for nearly half its lifecycle budget compared to a rental or newer purchase.
Summary of Strengths & Utility
  • Proven track record and manageable repair logistics
  • Strong performance across both digging and loading tasks
  • Simpler mechanics compared to modern electronics-heavy machines
  • Continued community support via parts catalogs and forums
In short, the Case 580K remains a trusted workhorse—versatile, no-nonsense, and built to last. Let me know if you'd like deeper comparisons, maintenance tips, or modern equivalents!
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