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J.I. Case 590 Super L vs J.I. Case 680K Construction King
Verdict: J.I. Case 590 Super L vs J.I. Case 680K Construction King
The J.I. Case 590 Super L and the J.I. Case 680K Construction King are both backhoe loaders — here is how they stack up on the figures that matter. J.I. Case 680K Construction King leads on rated power with 101 hp against 95 hp. J.I. Case 680K Construction King is the lighter machine (14,900 kg vs 15,396 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. J.I. Case 590 Super L is the newer design (1995 vs 1986). In short: choose the J.I. Case 680K Construction King for outright pulling power, or the J.I. Case 590 Super L if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
J.I. Case
85
Fit score
Best match
Clear
J.I. Case
85
Fit score
Best match
Clear
Rated power
95 hp
101 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
J.I. CaseReference
J.I. CaseReference
liquid-cooledReference
With 16.9x24 rear tires.Reference
Drive
4x2 2WD: 4x4 MFWD 4WDReference
—
Final drives
—
outboard planetaryReference
Steering
—
hydrostatic powerReference
Engine
Engine (gross)
70.8 kWReference
75.3 kWReference
Engine (net)
65.6 kWReference
67.1 kWReference
Displacement
3.9 LReference
5.9 LReference
Bore/Stroke
102 x 120 mmReference
102 x 120 mmReference
Power (net)
65.6 kWReference
67.1 kWReference
Power (gross)
70.8 kWReference
75.3 kWReference
Rated RPM
2200Reference
2200Reference
Torque
381.0 NmReference
352.6 NmReference
Torque RPM
1400Reference
1200Reference
Starter
electricReference
electricReference
Starter volts
12Reference
24Reference
Oil capacity
11.0 LReference
15.1 LReference
Coolant capacity
16.5 LReference
25.6 LReference
Fuel system
—
direct injectionReference
Air cleaner
—
dryReference
Compression
—
17:1Reference
Transmission
Gears
4 forward and reverseReference
3 forward and reverseReference
Capacities
Fuel
118.8 LReference
143.8 LReference
PTO & Hydraulics
Hydraulic system
124.9 LReference
51.9 LReference
Type
power shuttleReference
power shiftReference
Capacity
124.9 LReference
51.9 LReference
Pressure
203.4 barReference
137.9 barReference
Pump flow
41.6 lpmReference
70.8 lpmReference
Total flow
160.9 lpmReference
168.1 lpmReference
Steering flow
—
70.8 lpmReference
Steering press.
—
120.7 barReference
Dimensions
2WD Wheelbase
213 cmReference
—
4WD Wheelbase
214 cmReference
—
Weight
15396 to 17130 poundsReference
14900 to 17135 poundsReference
Front tire
14.5x16.1Reference
12.5Lx16Reference
Rear tire
21Lx24Reference
16.9x24Reference
2WD Industrial front
14.5x16.1Reference
—
4WD Industrial front
14x17.5Reference
—
Industrial rear
21Lx24Reference
16.9x24Reference
Length
716 cmReference
700 cmReference
Width
236 cmReference
229 cmReference
2WD ROPS Weight
6983 kgReference
—
4WD Cab Weight
7770 kgReference
—
Ground clearance
37 cmReference
—
2WD Front tread
174 cmReference
—
4WD Front tread
186 cmReference
—
Rear tread
176 cmReference
170 cmReference
Wheelbase
—
220 cmReference
Industrial front
—
12.5Lx16Reference
Front tread
—
182 cmReference
Shipping
—
7772 kgReference
Max front axle
—
5759 kgReference
Max rear axle
—
7883 kgReference
Steering wheel
—
212 cmReference
Backhoe & Loader
Dig depth
485 cmReference
502 cmReference
Dump angle
114 cmReference
119 cmReference
Electrical
Charging system
alternatorReference
alternatorReference
Charging amps
65Reference
40Reference
Battery CCA
685Reference
600Reference
Battery volts
12Reference
12Reference
Ground
—
negativeReference
Batteries
—
2Reference
Attachment overview
Case Backhoe
Backhoe type
Case Extendahoe BackhoeReference
J.I. Case Extendahoe BackhoeReference
Digging depth
485 cmReference
502 cmReference
2-Foot flat digging depth
482 cmReference
—
Reach from pivot
599 cmReference
603 cmReference
Loading height
342 cmReference
341 cmReference
Bucket Rotation
180°Reference
151°Reference
Swing Arc
180°Reference
188°Reference
Bucket force
5953 kgReference
5120 kgReference
Dipperstick force
3832 kgReference
3920 kgReference
Case Extendahoe Backhoe
Digging depth (retracted stick)
485 cmReference
502 cmReference
Digging depth (extended stick)
607 cmReference
661 cmReference
2-Foot flat digging depth (retracted stick)
482 cmReference
—
2-Foot flat digging depth (extended stick)
604 cmReference
—
Reach from pivot (retracted stick)
599 cmReference
609 cmReference
Reach from pivot (extended stick)
718 cmReference
731 cmReference
Loading height (retracted stick)
347 cmReference
354 cmReference
Loading height (extended stick)
419 cmReference
424 cmReference
Bucket force (retracted stick)
5953 kgReference
5357 kgReference
Bucket force (extended stick)
5953 kgReference
5357 kgReference
Dipperstick force (retracted stick)
3832 kgReference
3871 kgReference
Dipperstick force (extended stick)
2721 kgReference
2732 kgReference
J.I. Case 590 Super L Height
ROPS
266 cmReference
—
Cab
271 cmReference
292 cmReference
Exhaust
264 cmReference
308 cmReference
J.I. Case Backhoe
J.I. Case Extendahoe Backhoe
J.I. Case 680K Height
Speeds
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.