- Min Height @ Max Raise Angle: 50.86 ft / 15.5 m
- Max Height @ Max Raise Angle - No Jib: 144.69 ft / 44.1 m
- Min Working Radius: 10 ft / 3.05 m
- Max Working Radius: 90 ft / 27.44 m
Published dimensions and weight
Link-Belt HTC-8640 SL
The Link-Belt HTC-8640 SL is a hydraulic truck crane with an operating weight of about 29.8 t.
01Published dimensions and weight
Dimensions reference
Representative category illustration; exact model may differ.Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight65651.5 lb29779 kg
03Selected published values38
Hydraulic truck cranes are commonly used for mobile lifting where road travel and on-site setup are required. Published rows for Link-Belt HTC-8640 SL include published operating weight of 65651.5 lb / 29779 kg, the published “Min Height @ Max Raise Angle” field of 50.86 ft / 15.5 m, the published “Max Height @ Max Raise Angle - No Jib” field of 144.69 ft / 44.1 m. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Min Height @ Max Raise Angle” field (50.86 ft / 15.5 m) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Height @ Max Raise Angle - No Jib” field (144.69 ft / 44.1 m) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Min Working Radius” field (10 ft / 3.05 m) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Boom
Min Height @ Max Raise Angle50.86 ft15.5 m
Max Height @ Max Raise Angle - No Jib144.69 ft44.1 m
Min Working Radius10 ft3.05 m
Max Working Radius90 ft27.44 m
Max Elevating Angle78 degrees78 degrees
Number Of Sections44
Max Lift Capacity80000 lb36287.39 kg
Swing Speed2.5 rpm2.5 rpm
Dimensions
Transport Length43.54 ft13270 mm
Transport Width8.5 ft2590 mm
Transport Height11.55 ft3520 mm
Wheelbase23.82 ft7260 mm
Ground Clearance1.15 ft350 mm
Width W/ Outriggers Extended20.51 ft6250 mm
Carrier Length36.91 ft11250 mm
Upper Structure Tail Swing Radius11.19 ft3410 mm
Engine
Cylinders66
Gross Engine400 hp298.3 kw
Emission Tier LevelTier 3/Stage IIIATier 3/Stage IIIA
Def Tank Capacity10 gal37.8 L
Engine MakeCummins QSMCummins QSM
Max Torque1399.9 lb ft1898 Nm
Displacement659.1 cu in10.8 L
Torque Measured @1800 rpm1800 rpm
Bore5 in125 mm
Stroke5.8 in147 mm
Crankcase Capacity38 L38 L
Operational
Operating Weight65651.5 lb29779 kg
Number Of Axels44
Upper Structure Fuel Capacity75 gal283.9 L
Carrier Hydraulic System Fluid Capacity144.1 gal545.1 L
Carrier Oil Capacity10.6 gal40.1 L
Operating Voltage12 V12 V
Alternator Supplied Amperage160 amps160 amps
Tire SizeFront - 425/65R22.5, Rear - 11R22.5Front - 425/65R22.5, Rear - 11R22.5
Transmission
Transmission TypeAutomated transmissionAutomated transmission
Number Of Forward Gears1212
Number Of Reverse Gears22
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Manufacturer-published specifications.