Case 590 Super M Backhoe Loader - Parts, Specs & Common Issues

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SKU:: Case 590 Super M Backhoe Loader - Parts, Specs & Common Issues
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Part # Case 590 Super M Backhoe Loader - Parts, Specs & Common Issues

Description:

Serial Number Location:

For Case 590 Super M Backhoe Loaders (manufactured from 2001 to 2008), the serial number plate is typically located on the left side of the frame near the loader arm pivot area or inside the cab near the left control console. Always verify your serial number before ordering model-specific parts, as production year differences may affect compatibility.

Case 590 Super M (590SM) Serial Numbers by Year

2002: #JJG0281889 – JJG0374358
2003: #JJG0374359 – JJG0377102
2004: #JJG0377103+

Case 590 Super M II (590SM II) Serial Numbers by Year

2003: #JJG0288402 – JJG0288458
2004: #JJG0288459 – N4C309000
2005+: #N4C309001+

Key Specifications

Feature	Specification
Years Manufactured	2001 – 2008
Engine Model	Case 4-390 Turbo (4-cylinder diesel)
Net Horsepower	98 HP (73 kW) @ 2,200 rpm
Max Torque	305 lb-ft (414 Nm) @ 1,400 rpm
Displacement	239 cu in (3.9 L)
Transmission Type	4-speed Power Shuttle
Hydraulic Flow Rate	37 gal/min (140 L/min)
Hydraulic Pressure	3,500 psi (241 bar)
Operating Weight	17,435 lbs (7,910 kg)
Loader Bucket Capacity	1.25 – 1.5 cu yd (0.96 – 1.15 m³)
Backhoe Digging Depth	Up to 15' 6" (4.72 m)
Breakout Force (Loader)	11,000 lbs (4,990 kg)
Travel Speed (Max)	23 mph (37 km/h)
Dimensions (L×W×H)	23.7' × 7.3' × 11.1' (7.22 × 2.23 × 3.38 m)

Performance & Design Highlights

High-Powered Turbo Diesel Engine

The Case 4-390 turbocharged diesel engine delivers enhanced power, excellent torque, and reliable fuel economy for heavy-duty construction tasks.

Heavy-Duty Hydraulic Performance

Increased hydraulic flow and pressure improve loader and backhoe cycle times, lift capacity, and digging performance compared to previous models.

Durable Loader & Backhoe Structure

Reinforced loader arms, upgraded backhoe components, and stronger structural integrity ensure long-lasting performance in tough working conditions.

Operator Comfort & Visibility

The 590 Super M features an enclosed cab with low noise levels, wide visibility, ergonomic controls, and optional heating/air conditioning for maximum operator comfort.

Productivity Features

Standard ride control, return-to-dig, and improved loader breakout force enhance efficiency, stability, and job site productivity.

Maintenance & Common Issues

Routine Maintenance

Component	Service Interval
Engine Oil & Filter	Replace every 250 hours
Hydraulic Fluid & Filter	Service every 1,000 hours
Air Filter	Inspect every 250 hours; replace as needed
Fuel Filter	Replace every 500 hours
Transmission Fluid	Replace every 1,000 hours
Cooling System	Clean and inspect every 1,000 hours

Common Issues & Fixes

Issue	Quick Fix
Hydraulic Leaks	Inspect hoses, seals, and fittings; replace worn components
Loader Arm Wear	Replace worn pins and bushings to maintain stability
Backhoe Swing Wear	Inspect and replace worn swing pivot bushings and pins
Transmission Slippage	Inspect fluid levels, linkage, and clutch packs; service as needed
Engine Overheating	Clean radiator and coolers; inspect coolant system and thermostat

Out of Stock

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Shipping & Return Policy

Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.

Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.