StartWheel loadersMichigan › L320 Long Boom

Michigan L320 Long Boom

Series: Michigan Wheel Loader

The photo shows the L480B from the same series. Source: https://www.kleinanzeigen.de/s-anzeige/michigan-clark-radlad

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The Michigan Wheel Loader series from Michigan includes the L320 Long Boom. The engine delivers 458.3 hp (311 kW), has 6 cylinders, with a displacement of 18,845.1 cm³. Torque is 2,165.2 Nm. Rated speed is 2,100 rpm. The unladen weight is 45,604.2 kg. The wheelbase measures 4,059.9 mm. Ground clearance is 560.8 mm. The tank holds 803.3 litres. The gearbox has 4 forward gears. There are also 3 reverse gears. Maximum torque is reached at 1,500 rpm. The pump delivers 734.4 l/min. The hydraulic tank holds 606 litres. The cooling system holds 132.9 litres. The electrical system runs on 24 V. The engine fitted is the KTA 19C. Tyre size: 35/65-33 (30PR) L-4. The Michigan Wheel Loader series covers 16 models. Rated output within it ranges from 91.2 to 735.6 hp; the L320 Long Boom sits in the middle of that range with 458.3 hp. Its immediate neighbours are the L270B below it with 405.5 hp and the L480 above it with 735.1 hp. 30 Michigan models across 6 series are on record. The model is listed under Wheel loaders. 22 verified figures from 1 source are on file.

Technical data

Engine

Engine modelKTA 19Ccorrect
Power458.3 hp (311 kW)correct
Rated speed2,100 rpmcorrect
Torque2,165.2correct
Speed at max. torque1,500 rpmcorrect
Cylinders6correct
Displacement18,845.1 cm³correct
Aspirationturbo + aftercooledcorrect
Coolant capacity132.9 lcorrect

Dimensions and weights

Wheelbase4,059.9correct
Ground clearance560.8correct
Unladen weight45,604.2 kgcorrect

Drivetrain and chassis

Gearbox typeClark 6421-11 countershaft type powershift transmissioncorrect
Forward gears4correct
Reverse gears3correct
Tyre size35/65-33 (30PR) L-4correct
System voltage24 Vcorrect

Working data

Pump flow734.4 l/mincorrect
Hydraulic oil capacity606 lcorrect
Fuel tank capacity803.3 lcorrect

Other data

Height4,191correct

Where this model stands

Power-to-weight ratio: 6.8 kW/t (311 kW / 45.6 t)

Stronger than 96% of the wheel loaders in the register — out of 1,253 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Michigan L320 Long Boom have?

The Michigan L320 Long Boom delivers 458 hp.

How much does the Michigan L320 Long Boom weigh?

The unladen weight is 45,604 kg.

What engine does the Michigan L320 Long Boom have?

6 cylinders, 18,845 cm³ displacement.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Load the hydraulics and watch for sag.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 22 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: [1]

Wheel loader in 3D section

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