Machine models

Link-Belt HTC-8640 SL to HTC8660 specifications

Entries in this reference
Listing-entry count
5

Short answer

Link-Belt HTC-8640 SL to HTC8660: hydraulic truck cranes.

Selected configuration figures
Configuration	Documented field and quantity
HTC-8640 SL	Operating Weight 65,652 lb Max Lift Capacity 80,000 lb
HTC-8660 SERIES II	Min Height @ Max Raise Angle 50.86 ft Max Height @ Max Raise Angle - No Jib 144.69 ft
HTC-8675 SERIES II	Min Height @ Max Raise Angle 50.86 ft Max Height @ Max Raise Angle - No Jib 144.69 ft
HTC8640	Gross Power 365 hp Operating Weight 65,605 lb
HTC8660	Gross Power 365 hp Operating Weight 65,605 lb

HTC-8640 SL to HTC8660 specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Link-Belt	HTC-8640 SL to HTC8660	5	HTC-8640 SL, HTC-8660 SERIES II, HTC-8675 SERIES II, HTC8640, and HTC8660

Boom
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Min Height @ Max Raise Angle	50.86 ft	50.86 ft	50.86 ft	42 ft	43 ft
Max Height @ Max Raise Angle - No Jib	144.69 ft	144.69 ft	144.69 ft	117.46 ft	117.46 ft
Min Working Radius	10 ft	10 ft	10 ft	10 ft	7 ft
Max Working Radius	90 ft	90 ft	90 ft	90 ft	100 ft
Max Elevating Angle	78 degrees	78 degrees	78 degrees	78 degrees	78 degrees
Number Of Sections	4	4	4	4	4
Max Lift Capacity	80,000 lb	80,000 lb	80,000 lb	80,000 lb	120,000 lb
Swing Speed	2.5 rpm	2.5 rpm	2.5 rpm	2.5 rpm	2.5 rpm

Dimensions and weight
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Transport Length	43.54 ft	43.54 ft	48.46 ft	43.54 ft	43.54 ft
Transport Width	8.5 ft	8.5 ft	8.5 ft	8.5 ft	8.5 ft
Transport Height	11.55 ft	11.55 ft	11.42 ft	11.55 ft	11.55 ft
Ground Clearance	1.15 ft	1.15 ft	0.92 ft	1.15 ft	1.15 ft
Width W/ Outriggers Extended	20.51 ft	20.51 ft	25.99 ft	20.51 ft	20.51 ft
Carrier Length	36.91 ft	36.98 ft	37.6 ft	36.98 ft	36.98 ft
Upper Structure Tail Swing Radius	11.19 ft	11.19 ft	10.73 ft	12.8 ft	12.8 ft

Specification	HTC-8640 SL
Wheelbase	23.82 ft

Engine
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II
Cylinders	6	6	6
Gross Engine	400 hp	400 hp	480 hp
Emission Tier Level	Tier 3/Stage IIIA	Tier 3/Stage IIIA	Tier 3/Stage IIIA
DEF Tank Capacity	10 gal	10 gal	10 gal
Engine Make	Cummins QSM	Cummins QSM	Cummins QSX15
Max Torque	1,400 lb-ft	1,400 lb-ft	1,550 lb-ft
Displacement	659.1 cu in	659.1 cu in	915.4 cu in
Torque Measured @	1,800 rpm	1,800 rpm	1,400 rpm
Bore	5 in	5 in	5.4 in
Stroke	5.8 in	5.8 in	6.7 in
Crankcase Capacity	38 L	38 L	38 L

Operational
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Operating Weight	65,652 lb	65,652 lb	74,452 lb	65,605 lb	65,605 lb
Number Of Axels	4	4	4	4	4
Carrier Hydraulic System Fluid Capacity	144.1 gal	144.1 gal	144.1 gal	144.1 gal	144.1 gal
Carrier Oil Capacity	10.6 gal	10.6 gal	10.6 gal	10.6 gal	10.6 gal
Operating Voltage	12 V	12 V	12 V	12 V	12 V
Alternator Supplied Amperage	160 amps	160 amps	135 amps	135 amps	135 amps
Tire Size	Front 425/65R22.5 Rear 11R22.5	front 425/65R22.5, rear 11R22.5	front 425/65R22.5, rear 11R22.5	front 425/65R22.5, rear 11R22.5	front 425/64R22.5, rear 11R22.5

Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II
Upper Structure Fuel Capacity	75 gal	75 gal	75 gal

Specification	HTC8640	HTC8660
Carrier Fuel Capacity	75 gal	75 gal

Transmission and speeds
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Transmission Type	Automated transmission	Automated transmission	Automated transmission	manual transmission	manual transmission
Number Of Forward Gears	12	12	12	12	12
Number Of Reverse Gears	2	2	2	2	2

Specification	HTC8640	HTC8660
Max Speed - Forward	60.7 mph	60.7 mph
Max Speed - Reverse	5.4 mph	5.4 mph

Upper Structure Engine
Specification	HTC8640
Make	Link-Belt

Carrier Engine
Specification	HTC8640	HTC8660
Make	Link-Belt	Link-Belt
Model	C13	C13
Gross Power	365 hp	365 hp
Power Measured @	1,800 rpm	1,800 rpm
Max Torque	1,350 lb-ft	1,350 lb-ft
Torque Measured @	1,200 rpm	1,200 rpm
Displacement	762.8 cu in	763 cu in

Variants — Source comparison annotation
Source guide	Differing-field count reported
HTC-8640 SL to HTC8660	39

Ratios
Figure	HTC8640	HTC8660
Engine horsepower per 1,000 lb of weight	5.6	5.6

Link-Belt HTC-8640 SL to HTC8660: hydraulic truck crane

HTC-8640 SL to HTC8660: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	hydraulic truck crane	Link-Belt and the HTC 8640 line that the HTC-8640 SL, HTC8640 belongs to (no title names the exact model). That is too few titles to say what owners mostly ask about, so the most recent are listed instead	2

Link Belt Htc 8640 Pump (Heavy Equipment Forums, 2023-08-22)

Used market for the HTC-8640 SL to HTC8660 — Dated first-page listing snapshot
Observation date	Listing source	Equipment search	Listings
2026-09-24	MachineryTrader	Link-Belt hydraulic truck crane	6

Model	Listed	Model years	Lowest asking	Highest asking	Median asking	Median hours
HTC-8640 SL	6	2000 to 2002	$89,000	$150,000	$115,000	None shown

HTC-8640 SL to HTC8660: recall reference — Dated CPSC search
Search date	Database	Names queried	Search result
2026-09-24	U.S. Consumer Product Safety Commission	Link-Belt together with the hydraulic truck crane HTC-8640 SL, HTC-8660 SERIES II, HTC-8675 SERIES II, HTC8640	No matching recall in this search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Link-Belt HTC-8640 SL — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Link-Belt HTC-8660 SERIES II — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Link-Belt HTC-8675 SERIES II — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Link-Belt HTC8640 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Link-Belt HTC8660 — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Link-Belt HTC-8640 SL to HTC8660 — Heavy Equipment Forums. Observed 2026-09-24.
Used-market listings	Used-market listings: MachineryTrader listings for Link-Belt HTC-8640 — MachineryTrader. Observed 2026-09-24.
Federal agency data	Federal agency data: Recall database search for Link-Belt — U.S. Consumer Product Safety Commission. Observed 2026-09-24.

Recorded observations — Classification in the linked listing
Guide	As-listed machine class
Link-Belt HTC-8640 SL to HTC8660	hydraulic truck crane

Link-Belt HTC-8640 SL to HTC8660: Configuration records

HTC-8640 SL

Specification	Source figure
Boom
Min Height @ Max Raise Angle	50.86 ft
Max Height @ Max Raise Angle - No Jib	144.69 ft
Min Working Radius	10 ft
Max Working Radius	90 ft
Max Elevating Angle	78 degrees
Number Of Sections	4
Max Lift Capacity	80,000 lb
Swing Speed	2.5 rpm
Dimensions and weight
Transport Length	43.54 ft
Transport Width	8.5 ft
Transport Height	11.55 ft
Wheelbase	23.82 ft
Ground Clearance	1.15 ft
Width W/ Outriggers Extended	20.51 ft
Carrier Length	36.91 ft
Upper Structure Tail Swing Radius	11.19 ft
Operational
Operating Weight	65,652 lb
Number Of Axels	4
Upper Structure Fuel Capacity	75 gal
Carrier Hydraulic System Fluid Capacity	144.1 gal
Carrier Oil Capacity	10.6 gal
Operating Voltage	12 V
Alternator Supplied Amperage	160 amps
Tire Size	Front 425/65R22.5 Rear 11R22.5
Transmission and speeds
Transmission Type	Automated transmission
Number Of Forward Gears	12
Number Of Reverse Gears	2
Engine
Cylinders	6
Gross Engine	400 hp
Emission Tier Level	Tier 3/Stage IIIA
DEF Tank Capacity	10 gal
Engine Make	Cummins QSM
Crankcase Capacity	38 L
Additional specifications
Max Torque	1,400 lb-ft
Displacement	659.1 cu in
Torque Measured @	1,800 rpm
Bore	5 in
Stroke	5.8 in

Source

HTC-8660 SERIES II

Specification	Source figure
Boom
Min Height @ Max Raise Angle	50.86 ft
Max Height @ Max Raise Angle - No Jib	144.69 ft
Min Working Radius	10 ft
Max Working Radius	90 ft
Max Elevating Angle	78 degrees
Number Of Sections	4
Swing Speed	2.5 rpm
Dimensions and weight
Transport Length	43.54 ft
Transport Width	8.5 ft
Transport Height	11.55 ft
Ground Clearance	1.15 ft
Width W/ Outriggers Extended	20.51 ft
Carrier Length	36.98 ft
Upper Structure Tail Swing Radius	11.19 ft
Operational
Number Of Axels	4
Upper Structure Fuel Capacity	75 gal
Carrier Hydraulic System Fluid Capacity	144.1 gal
Carrier Oil Capacity	10.6 gal
Operating Voltage	12 V
Alternator Supplied Amperage	160 amps
Tire Size	front 425/65R22.5, rear 11R22.5
Transmission and speeds
Transmission Type	Automated transmission
Number Of Forward Gears	12
Number Of Reverse Gears	2
Engine
Cylinders	6
Gross Engine	400 hp
Emission Tier Level	Tier 3/Stage IIIA
DEF Tank Capacity	10 gal
Engine Make	Cummins QSM
Crankcase Capacity	38 L
Additional specifications
Max Torque	1,400 lb-ft
Displacement	659.1 cu in
Torque Measured @	1,800 rpm
Bore	5 in
Stroke	5.8 in

Source

HTC-8675 SERIES II

Specification	Source figure
Boom
Min Height @ Max Raise Angle	50.86 ft
Max Height @ Max Raise Angle - No Jib	144.69 ft
Min Working Radius	10 ft
Max Working Radius	90 ft
Max Elevating Angle	78 degrees
Number Of Sections	4
Swing Speed	2.5 rpm
Dimensions and weight
Transport Length	48.46 ft
Transport Width	8.5 ft
Transport Height	11.42 ft
Ground Clearance	0.92 ft
Width W/ Outriggers Extended	25.99 ft
Carrier Length	37.6 ft
Upper Structure Tail Swing Radius	10.73 ft
Operational
Number Of Axels	4
Upper Structure Fuel Capacity	75 gal
Carrier Hydraulic System Fluid Capacity	144.1 gal
Carrier Oil Capacity	10.6 gal
Operating Voltage	12 V
Alternator Supplied Amperage	135 amps
Tire Size	front 425/65R22.5, rear 11R22.5
Transmission and speeds
Transmission Type	Automated transmission
Number Of Forward Gears	12
Number Of Reverse Gears	2
Engine
Cylinders	6
Gross Engine	480 hp
Emission Tier Level	Tier 3/Stage IIIA
DEF Tank Capacity	10 gal
Engine Make	Cummins QSX15
Crankcase Capacity	38 L
Additional specifications
Max Torque	1,550 lb-ft
Displacement	915.4 cu in
Torque Measured @	1,400 rpm
Bore	5.4 in
Stroke	6.7 in

Source

HTC8640

Specification	Source figure
Boom
Min Height @ Max Raise Angle	42 ft
Max Height @ Max Raise Angle - No Jib	117.46 ft
Min Working Radius	10 ft
Max Working Radius	90 ft
Max Elevating Angle	78 degrees
Number Of Sections	4
Max Lift Capacity	80,000 lb
Swing Speed	2.5 rpm
Dimensions and weight
Transport Length	43.54 ft
Transport Width	8.5 ft
Transport Height	11.55 ft
Ground Clearance	1.15 ft
Width W/ Outriggers Extended	20.51 ft
Carrier Length	36.98 ft
Upper Structure Tail Swing Radius	12.8 ft
Carrier Engine
Model	C13
Gross Power	365 hp
Power Measured @	1,800 rpm
Operational
Operating Weight	65,605 lb
Number Of Axels	4
Carrier Hydraulic System Fluid Capacity	144.1 gal
Carrier Oil Capacity	10.6 gal
Operating Voltage	12 V
Alternator Supplied Amperage	135 amps
Tire Size	front 425/65R22.5, rear 11R22.5
Carrier Fuel Capacity	75 gal
Transmission and speeds
Transmission Type	manual transmission
Number Of Forward Gears	12
Number Of Reverse Gears	2
Max Speed - Forward	60.7 mph
Max Speed - Reverse	5.4 mph
Additional specifications
Make	Link-Belt
Max Torque	1,350 lb-ft
Torque Measured @	1,200 rpm
Displacement	762.8 cu in

Source

HTC8660

Specification	Source figure
Boom
Min Height @ Max Raise Angle	43 ft
Max Height @ Max Raise Angle - No Jib	117.46 ft
Min Working Radius	7 ft
Max Working Radius	100 ft
Max Elevating Angle	78 degrees
Number Of Sections	4
Max Lift Capacity	120,000 lb
Swing Speed	2.5 rpm
Dimensions and weight
Transport Length	43.54 ft
Transport Width	8.5 ft
Transport Height	11.55 ft
Ground Clearance	1.15 ft
Width W/ Outriggers Extended	20.51 ft
Carrier Length	36.98 ft
Upper Structure Tail Swing Radius	12.8 ft
Carrier Engine
Model	C13
Gross Power	365 hp
Power Measured @	1,800 rpm
Operational
Operating Weight	65,605 lb
Number Of Axels	4
Carrier Hydraulic System Fluid Capacity	144.1 gal
Carrier Oil Capacity	10.6 gal
Operating Voltage	12 V
Alternator Supplied Amperage	135 amps
Tire Size	front 425/64R22.5, rear 11R22.5
Carrier Fuel Capacity	75 gal
Transmission and speeds
Transmission Type	manual transmission
Number Of Forward Gears	12
Number Of Reverse Gears	2
Max Speed - Forward	60.7 mph
Max Speed - Reverse	5.4 mph
Additional specifications
Make	Link-Belt
Max Torque	1,350 lb-ft
Torque Measured @	1,200 rpm
Displacement	763 cu in

Source

Compare Link-Belt HTC-8640 SL, HTC-8660 SERIES II, HTC-8675 SERIES II, HTC8640, HTC8660

Boom
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Min Height @ Max Raise Angle	50.86 ft	50.86 ft	50.86 ft	42 ft	43 ft
Max Height @ Max Raise Angle - No Jib	144.69 ft	144.69 ft	144.69 ft	117.46 ft	117.46 ft
Min Working Radius	10 ft	10 ft	10 ft	10 ft	7 ft
Max Working Radius	90 ft	90 ft	90 ft	90 ft	100 ft
Max Elevating Angle	78 degrees	78 degrees	78 degrees	78 degrees	78 degrees
Number Of Sections	4	4	4	4	4
Swing Speed	2.5 rpm	2.5 rpm	2.5 rpm	2.5 rpm	2.5 rpm

Dimensions and weight
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Transport Length	43.54 ft	43.54 ft	48.46 ft	43.54 ft	43.54 ft
Transport Width	8.5 ft	8.5 ft	8.5 ft	8.5 ft	8.5 ft
Transport Height	11.55 ft	11.55 ft	11.42 ft	11.55 ft	11.55 ft
Ground Clearance	1.15 ft	1.15 ft	0.92 ft	1.15 ft	1.15 ft
Width W/ Outriggers Extended	20.51 ft	20.51 ft	25.99 ft	20.51 ft	20.51 ft
Carrier Length	36.91 ft	36.98 ft	37.6 ft	36.98 ft	36.98 ft
Upper Structure Tail Swing Radius	11.19 ft	11.19 ft	10.73 ft	12.8 ft	12.8 ft

Operational
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Number Of Axels	4	4	4	4	4
Carrier Hydraulic System Fluid Capacity	144.1 gal	144.1 gal	144.1 gal	144.1 gal	144.1 gal
Carrier Oil Capacity	10.6 gal	10.6 gal	10.6 gal	10.6 gal	10.6 gal
Operating Voltage	12 V	12 V	12 V	12 V	12 V
Alternator Supplied Amperage	160 amps	160 amps	135 amps	135 amps	135 amps
Tire Size	Front 425/65R22.5 Rear 11R22.5	front 425/65R22.5, rear 11R22.5	front 425/65R22.5, rear 11R22.5	front 425/65R22.5, rear 11R22.5	front 425/64R22.5, rear 11R22.5

Transmission and speeds
Specification	HTC-8640 SL	HTC-8660 SERIES II	HTC-8675 SERIES II	HTC8640	HTC8660
Transmission Type	Automated transmission	Automated transmission	Automated transmission	manual transmission	manual transmission
Number Of Forward Gears	12	12	12	12	12
Number Of Reverse Gears	2	2	2	2	2

More in Link-Belt: HTC-50W/13 related models specs, HTC-8690 LB–HTT-8675 SERIES II specs, HTC-1170/HTC8670/HTC8670 LB specs.

Link-Belt HTC-8640 SL to HTC8660 specifications

Link-Belt HTC-8640 SL to HTC8660: hydraulic truck crane

Sources for this page

Link-Belt HTC-8640 SL to HTC8660: Configuration records