Machine models

Mustang 634 to 1155 specifications

Entries in this reference
Listing-entry count
5

Short answer

Mustang 634 to 1155: telehandlers.

Selected configuration figures
Configuration	Documented field and quantity
634	Gross Power 99 hp Operating Weight 15,100 lb
642	Net Power 99 hp Operating Weight 22,000 lb
842	Gross Power 115 hp Operating Weight 23,350 lb
944	Gross Power 115 hp Operating Weight 34,650 lb
1155	Gross Power 115 hp Operating Weight 28,460 lb

634 to 1155 specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Mustang	634 to 1155	5	634, 642, 842, 944, and 1155

Dimensions and weight
Specification	634	642	842	944	1155
Length To Fork Face	16 ft	19.08 ft	19.08 ft	20.83 ft	21.17 ft
Ground Clearance	14 ft	16 ft	1.33 ft	16 ft	16 ft
Width Over Tires	7.83 ft	8.17 ft	8.17 ft	8.25 ft	8.25 ft
Overall Height	7.83 ft	7.92 ft	7.67 ft	7.83 ft	7.92 ft
Wheelbase	9.17 ft	9.92 ft	10 ft	10.67 ft	10.67 ft
Turning Radius Outside Tires	12.5 ft	13.67 ft	13.67 ft	12.17 ft	12.17 ft

Lift
Specification	634	642	842	944	1155
Max Lift Height	34.25 ft	42 ft	42 ft	44.25 ft	55.08 ft
Max Forward Reach	23.25 ft	28.25 ft	28.25 ft	30.5 ft	40.92 ft
Max Load At Max Reach	900 lb	3,000 lb	1,000 lb	1,500 lb	2,000 lb
Max Load At Max Height	4,000 lb	6,600 lb	7,000 lb	7,000 lb	5,500 lb
Max Lift Capacity	6,000 lb	6,600 lb	8,000 lb	9,000 lb	11,000 lb

Engine
Specification	634	642	944	1155
Number Of Cylinders	4	4	4	4
Power Measured @	2,500 rpm	2,500 rpm	2,500 rpm	2,500 rpm
Displacement	276 cu in	276 cu in	276 cu in	276 cu in

Specification	634	642	842	944	1155
Engine Model	4045T	4045T	4045T	4045T	4045T
Aspiration	Turbo	Turbo	Turbo	Turbo	Turbo

Specification	634	842	944	1155
Gross Power	99 hp	115 hp	115 hp	115 hp

Specification	642
Net Power	99 hp

Operational
Specification	634	642	842	944	1155
Operating Weight	15,100 lb	22,000 lb	23,350 lb	34,650 lb	28,460 lb
Hydraulic System Fluid Capacity	35 gal	47 gal	47 gal	45 gal	45 gal
Tire Size	15.00 x 19.5	13.00 x 24 TG	13.00 x 24	14.00 x 24	14.00 x 24

Specification	634	642	842
Fuel Capacity	29 gal	47 gal	47 gal

Transmission and speeds
Specification	634	642	842	944	1155
Transmission Type	Power shift	Powershift	Clark 3 Speed	Powershift	Powershift
Number Of Forward Gears	3	3	4	4	4
Number Of Reverse Gears	3	3	4	2	2

Specification	634	642	944	1155
Max Speed - Forward	20.2 mph	18.6 mph	22 mph	22.8 mph

Specification	634	642	944
Max Speed - Reverse	20.2 mph	18.6 mph	22 mph

Hydraulic
Specification	634	642	842	944	1155
Pump Type	Gear	Gear	Gear	Dual Gear	Dual Gear
Pump Flow Capacity	29 gpm	34 gpm	40 gpm	43 gpm	43 gpm
Relief Valve Pressure	3,000 psi	3,000 psi	3,000 psi	3,000 psi	3,000 psi

Variants — Source comparison annotation
Source guide	Differing-field count reported
634 to 1155	27

Ratios
Figure	634	642	842	944	1155
Engine horsepower per 1,000 lb of weight	6.6	4.5	4.9	3.3	4.0
Pump flow per engine horsepower	0.29 gpm	0.34 gpm	0.35 gpm	0.37 gpm	0.37 gpm

Figure	634	642	842
Fuel tank per engine horsepower	0.29 gal	0.47 gal	0.41 gal

Mustang 634 to 1155: telehandler

634 to 1155: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	telehandler	Mustang and the 1155. That is too few titles to say what owners mostly ask about, so the most recent are listed instead	1

Mustang 1155h Wiring (Heavy Equipment Forums, 2024-07-27)

Used market for the 634 to 1155 — Dated first-page listing snapshot
Observation date	Listing source	Equipment search	Listings
2026-09-24	MachineryTrader	Mustang telehandler	1

Model	Listed	Model years	Lowest asking	Highest asking	Median asking	Median hours
634	1	2006	$49,500	$49,500	$49,500	2,421

634 to 1155: recall reference — Dated CPSC search
Search date	Database	Names queried	Search result
2026-09-24	U.S. Consumer Product Safety Commission	Mustang together with the telehandler 634, 642, 842, 944	No matching recall in this search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Mustang 634 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Mustang 642 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Mustang 842 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Mustang 944 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Mustang 1155 — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Mustang 634 to 1155 — Heavy Equipment Forums. Observed 2026-09-24.
Used-market listings	Used-market listings: MachineryTrader listings for Mustang 634 — MachineryTrader. Observed 2026-09-24.
Federal agency data	Federal agency data: Recall database search for Mustang — U.S. Consumer Product Safety Commission. Observed 2026-09-24.

Mustang 634 to 1155: Configuration records

634

Specification	Source figure
Dimensions and weight
Length To Fork Face	16 ft
Width Over Tires	7.83 ft
Overall Height	7.83 ft
Wheelbase	9.17 ft
Turning Radius Outside Tires	12.5 ft
Lift
Max Lift Height	34.25 ft
Max Forward Reach	23.25 ft
Max Load At Max Reach	900 lb
Max Load At Max Height	4,000 lb
Max Lift Capacity	6,000 lb
Engine
Number Of Cylinders	4
Engine Model	4045T
Gross Power	99 hp
Power Measured @	2,500 rpm
Displacement	276 cu in
Aspiration	Turbo
Operational
Fuel Capacity	29 gal
Hydraulic System Fluid Capacity	35 gal
Tire Size	15.00 x 19.5
Transmission and speeds
Transmission Type	Power shift
Number Of Forward Gears	3
Number Of Reverse Gears	3
Max Speed - Forward	20.2 mph
Max Speed - Reverse	20.2 mph
Hydraulic
Pump Type	Gear
Pump Flow Capacity	29 gpm
Relief Valve Pressure	3,000 psi
Additional specifications
Operating Weight	15,100 lb

Source

642

Specification	Source figure
Dimensions and weight
Length To Fork Face	19.08 ft
Width Over Tires	8.17 ft
Overall Height	7.92 ft
Wheelbase	9.92 ft
Turning Radius Outside Tires	13.67 ft
Lift
Max Lift Height	42 ft
Max Forward Reach	28.25 ft
Max Load At Max Reach	3,000 lb
Max Load At Max Height	6,600 lb
Max Lift Capacity	6,600 lb
Engine
Number Of Cylinders	4
Engine Model	4045T
Power Measured @	2,500 rpm
Displacement	276 cu in
Aspiration	Turbo
Net Power	99 hp
Operational
Fuel Capacity	47 gal
Hydraulic System Fluid Capacity	47 gal
Tire Size	13.00 x 24 TG
Transmission and speeds
Transmission Type	Powershift
Number Of Forward Gears	3
Number Of Reverse Gears	3
Max Speed - Forward	18.6 mph
Max Speed - Reverse	18.6 mph
Hydraulic
Pump Type	Gear
Pump Flow Capacity	34 gpm
Relief Valve Pressure	3,000 psi
Additional specifications
Operating Weight	22,000 lb

Source

842

Specification	Source figure
Dimensions and weight
Length To Fork Face	19.08 ft
Ground Clearance	1.33 ft
Width Over Tires	8.17 ft
Overall Height	7.67 ft
Wheelbase	10 ft
Turning Radius Outside Tires	13.67 ft
Lift
Max Lift Height	42 ft
Max Forward Reach	28.25 ft
Max Load At Max Reach	1,000 lb
Max Load At Max Height	7,000 lb
Max Lift Capacity	8,000 lb
Engine
Engine Model	4045T
Gross Power	115 hp
Aspiration	Turbo
Operational
Fuel Capacity	47 gal
Hydraulic System Fluid Capacity	47 gal
Tire Size	13.00 x 24
Transmission and speeds
Transmission Type	Clark 3 Speed
Number Of Forward Gears	4
Number Of Reverse Gears	4
Hydraulic
Pump Type	Gear
Pump Flow Capacity	40 gpm
Relief Valve Pressure	3,000 psi
Additional specifications
Operating Weight	23,350 lb

Source

944

Specification	Source figure
Dimensions and weight
Length To Fork Face	20.83 ft
Width Over Tires	8.25 ft
Overall Height	7.83 ft
Wheelbase	10.67 ft
Turning Radius Outside Tires	12.17 ft
Lift
Max Lift Height	44.25 ft
Max Forward Reach	30.5 ft
Max Load At Max Reach	1,500 lb
Max Load At Max Height	7,000 lb
Max Lift Capacity	9,000 lb
Engine
Number Of Cylinders	4
Engine Model	4045T
Gross Power	115 hp
Power Measured @	2,500 rpm
Displacement	276 cu in
Aspiration	Turbo
Operational
Hydraulic System Fluid Capacity	45 gal
Tire Size	14.00 x 24
Transmission and speeds
Transmission Type	Powershift
Number Of Forward Gears	4
Number Of Reverse Gears	2
Max Speed - Forward	22 mph
Max Speed - Reverse	22 mph
Hydraulic
Pump Type	Dual Gear
Pump Flow Capacity	43 gpm
Relief Valve Pressure	3,000 psi
Additional specifications
Operating Weight	34,650 lb

Source

1155

Specification	Source figure
Dimensions and weight
Length To Fork Face	21.17 ft
Width Over Tires	8.25 ft
Overall Height	7.92 ft
Wheelbase	10.67 ft
Turning Radius Outside Tires	12.17 ft
Lift
Max Lift Height	55.08 ft
Max Forward Reach	40.92 ft
Max Load At Max Reach	2,000 lb
Max Load At Max Height	5,500 lb
Max Lift Capacity	11,000 lb
Engine
Number Of Cylinders	4
Engine Model	4045T
Gross Power	115 hp
Power Measured @	2,500 rpm
Displacement	276 cu in
Aspiration	Turbo
Operational
Hydraulic System Fluid Capacity	45 gal
Tire Size	14.00 x 24
Transmission and speeds
Transmission Type	Powershift
Number Of Forward Gears	4
Number Of Reverse Gears	2
Max Speed - Forward	22.8 mph
Hydraulic
Pump Type	Dual Gear
Pump Flow Capacity	43 gpm
Relief Valve Pressure	3,000 psi
Additional specifications
Operating Weight	28,460 lb

Source

Compare Mustang 634, 642, 842, 944, 1155

Dimensions and weight
Specification	634	642	842	944	1155
Length To Fork Face	16 ft	19.08 ft	19.08 ft	20.83 ft	21.17 ft
Width Over Tires	7.83 ft	8.17 ft	8.17 ft	8.25 ft	8.25 ft
Overall Height	7.83 ft	7.92 ft	7.67 ft	7.83 ft	7.92 ft
Wheelbase	9.17 ft	9.92 ft	10 ft	10.67 ft	10.67 ft
Turning Radius Outside Tires	12.5 ft	13.67 ft	13.67 ft	12.17 ft	12.17 ft

Lift
Specification	634	642	842	944	1155
Max Lift Height	34.25 ft	42 ft	42 ft	44.25 ft	55.08 ft
Max Forward Reach	23.25 ft	28.25 ft	28.25 ft	30.5 ft	40.92 ft
Max Load At Max Reach	900 lb	3,000 lb	1,000 lb	1,500 lb	2,000 lb
Max Load At Max Height	4,000 lb	6,600 lb	7,000 lb	7,000 lb	5,500 lb
Max Lift Capacity	6,000 lb	6,600 lb	8,000 lb	9,000 lb	11,000 lb

Engine
Specification	634	642	842	944	1155
Engine Model	4045T	4045T	4045T	4045T	4045T
Aspiration	Turbo	Turbo	Turbo	Turbo	Turbo

Operational
Specification	634	642	842	944	1155
Operating Weight	15,100 lb	22,000 lb	23,350 lb	34,650 lb	28,460 lb
Hydraulic System Fluid Capacity	35 gal	47 gal	47 gal	45 gal	45 gal
Tire Size	15.00 x 19.5	13.00 x 24 TG	13.00 x 24	14.00 x 24	14.00 x 24

Transmission and speeds
Specification	634	642	842	944	1155
Transmission Type	Power shift	Powershift	Clark 3 Speed	Powershift	Powershift
Number Of Forward Gears	3	3	4	4	4
Number Of Reverse Gears	3	3	4	2	2

Hydraulic
Specification	634	642	842	944	1155
Pump Type	Gear	Gear	Gear	Dual Gear	Dual Gear
Pump Flow Capacity	29 gpm	34 gpm	40 gpm	43 gpm	43 gpm
Relief Valve Pressure	3,000 psi	3,000 psi	3,000 psi	3,000 psi	3,000 psi

Mustang 634 to 1155 specifications

Mustang 634 to 1155: telehandler

Sources for this page

Mustang 634 to 1155: Configuration records