Machine models

Volvo BM LM845 to LM641 specifications

Entries in this reference
Listing-entry count
4

Short answer

Volvo BM LM845 to LM641: wheel loaders.

Selected configuration figures
Configuration	Documented field and quantity
BM LM845	Gross Power 112 hp Operating Weight 21,054 lb
BM LM846	Gross Power 120 hp Operating Weight 22,487 lb
LM621	Gross Power 80 hp Operating Weight 15,900 lb
LM641	Gross Power 80 hp Operating Weight 17,000 lb

BM LM845 to LM641 specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Volvo	BM LM845 to LM641	4	BM LM845, BM LM846, LM621, and LM641

Bucket
Specification	BM LM845	BM LM846	LM621	LM641
Dump Clearance At Max Raise	9.68 ft	9.68 ft	9.52 ft	9.52 ft
Bucket Capacity - Heaped	6.54 yd3	6.54 yd3	3.93 yd3	1.25 yd3

Specification	BM LM845	BM LM846	LM621
Bucket Capacity - Struck	2.23 yd3	2.23 yd3	1.25 yd3

Specification	BM LM846
Bucket Width	8.21 ft

Dimensions and weight
Specification	BM LM845	BM LM846	LM621	LM641
Ground Clearance	1.65 ft	1.65 ft	1.15 ft	1.15 ft
Length With Bucket On Ground	21.33 ft	21.33 ft	18.21 ft	18.21 ft
Height To Top Of Cab	9.85 ft	9.85 ft	8.67 ft	8.67 ft
Wheelbase	8.86 ft	8.86 ft	7.71 ft	7.71 ft
Hinge Pin - Max Height	12.57 ft	12.57 ft	12.64 ft	12.64 ft
Reach At Max Lift And Dump	3.19 ft	3.38 ft	2.47 ft	2.47 ft

Engine
Specification	BM LM845	BM LM846	LM621	LM641
Number Of Cylinders	6	6	4	4
Engine Model	D 50 B	D 50 B	BM D 42	BM- D 42
Gross Power	112 hp	120 hp	80 hp	80 hp
Power Measured @	2,400 rpm	1,600 rpm	2,300 rpm	2,300 rpm
Max Torque	189.5 lb-ft	275 lb-ft	198 lb-ft	198 lb-ft
Displacement	313.1 cu in	313 cu in	256.3 cu in	256.3 cu in
Torque Measured @	1,700 rpm	1,600 rpm	1,300 rpm	1,300 rpm
Aspiration	direct injection	direct injection	direct injection	direct injection

Operational
Specification	BM LM845	BM LM846	LM621	LM641
Operating Weight	21,054 lb	22,487 lb	15,900 lb	17,000 lb
Fuel Capacity	51.6 gal	51.6 gal	29.1 gal	29.1 gal
Turning Radius	16.1 ft	16.1 ft	16.5 ft	18.4 ft
Operating Voltage	24 V	24 V	24 V	24 V
Tire Size	Front 18.4-34/14 Rear 16.9-30/14	20.5-25/12	front 16.9-30/14 rear 9.00-20/10	front 16.9-30/14 rear 12.4-24/12

Specification	BM LM845	BM LM846	LM621
Static Tipping Weight	13,007 lb	14,992 lb	6,614 lb

Specification	LM621	LM641
Hydraulic System Fluid Capacity	23.8 gal	23.8 gal

Transmission and speeds
Specification	BM LM845	BM LM846	LM621	LM641
Transmission Type	Full Powershift	full power-shift	full powershift	full powershift
Number Of Forward Gears	4	4	4	4
Number Of Reverse Gears	4	4	4	4
Max Speed - Forward	18.6 mph	18.7 mph	18.7 mph	18.7 mph
Max Speed - Reverse	18.6 mph	18.7 mph	18.7 mph	18.7 mph

Hydraulic System
Specification	BM LM845	BM LM846	LM621	LM641
Relief Valve Setting	1,700 psi	1,700 psi	1,422 psi	1,422 psi
Pump Flow Capacity	58.2 gpm	58.2 gpm	38.4 gpm	38.4 gpm
Pump Type	Hamworthy	Hamworthy	Hamworthy	Hamworthy

Variants — Source comparison annotation
Source guide	Differing-field count reported
BM LM845 to LM641	28

Ratios
Figure	BM LM845	BM LM846	LM621	LM641
Engine horsepower per 1,000 lb of weight	5.3	5.3	5.0	4.7
Pump flow per engine horsepower	0.52 gpm	0.49 gpm	0.48 gpm	0.48 gpm
Fuel tank per engine horsepower	0.46 gal	0.43 gal	0.36 gal	0.36 gal

Reference directory classification
Equipment group	wheel loader

BM LM845 to LM641: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	wheel loader	Volvo and the LM621, LM641. That is too few titles to say what owners mostly ask about, so the most recent are listed instead	2

Volvo Lm 641 Vs 642 (Heavy Equipment Forums, 2020-01-23)
Volvo Bm Lm 621 641 (Heavy Equipment Forums, 2015-03-15)

BM LM845 to LM641: dated market and recall observations — Dated listing search
Date	Listing index	Equipment class	Names queried	Result
2026-09-24	MachineryTrader (machinerytrader.com)	wheel loader	BM LM845, BM LM846, LM621	No matching offers in this snapshot

Dated CPSC search
Date	Database	Names queried	Result
2026-09-24	U.S. Consumer Product Safety Commission	Volvo; BM LM845, BM LM846, LM621	No matching recall in the stated search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Volvo BM LM845 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Volvo BM LM846 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Volvo LM621 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Volvo LM641 — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Volvo BM LM845 to LM641 — Heavy Equipment Forums. Observed 2026-09-24.
Federal agency data	Federal agency data: Recall database search for Volvo — U.S. Consumer Product Safety Commission. Observed 2026-09-24.

Volvo BM LM845 to LM641: Configuration records

BM LM845

Specification	Source figure
Bucket
Dump Clearance At Max Raise	9.68 ft
Bucket Capacity - Struck	2.23 yd3
Bucket Capacity - Heaped	6.54 yd3
Dimensions and weight
Ground Clearance	1.65 ft
Length With Bucket On Ground	21.33 ft
Height To Top Of Cab	9.85 ft
Wheelbase	8.86 ft
Hinge Pin - Max Height	12.57 ft
Reach At Max Lift And Dump	3.19 ft
Engine
Number Of Cylinders	6
Engine Model	D 50 B
Gross Power	112 hp
Max Torque	189.5 lb-ft
Displacement	313.1 cu in
Aspiration	direct injection
Power Measured @	2,400 rpm
Torque Measured @	1,700 rpm
Operational
Operating Weight	21,054 lb
Turning Radius	16.1 ft
Tire Size	Front 18.4-34/14 Rear 16.9-30/14
Fuel Capacity	51.6 gal
Static Tipping Weight	13,007 lb
Operating Voltage	24 V
Transmission and speeds
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	18.6 mph
Max Speed - Reverse	18.6 mph
Transmission Type	Full Powershift
Hydraulic System
Relief Valve Setting	1,700 psi
Pump Flow Capacity	58.2 gpm
Pump Type	Hamworthy

Source

BM LM846

Specification	Source figure
Bucket
Dump Clearance At Max Raise	9.68 ft
Bucket Capacity - Struck	2.23 yd3
Bucket Capacity - Heaped	6.54 yd3
Bucket Width	8.21 ft
Dimensions and weight
Ground Clearance	1.65 ft
Length With Bucket On Ground	21.33 ft
Height To Top Of Cab	9.85 ft
Wheelbase	8.86 ft
Hinge Pin - Max Height	12.57 ft
Reach At Max Lift And Dump	3.38 ft
Engine
Number Of Cylinders	6
Engine Model	D 50 B
Gross Power	120 hp
Max Torque	275 lb-ft
Displacement	313 cu in
Aspiration	direct injection
Power Measured @	1,600 rpm
Torque Measured @	1,600 rpm
Operational
Operating Weight	22,487 lb
Turning Radius	16.1 ft
Tire Size	20.5-25/12
Fuel Capacity	51.6 gal
Static Tipping Weight	14,992 lb
Operating Voltage	24 V
Transmission and speeds
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	18.7 mph
Max Speed - Reverse	18.7 mph
Transmission Type	full power-shift
Hydraulic System
Relief Valve Setting	1,700 psi
Pump Flow Capacity	58.2 gpm
Pump Type	Hamworthy

Source

LM621

Specification	Source figure
Bucket
Dump Clearance At Max Raise	9.52 ft
Bucket Capacity - Struck	1.25 yd3
Bucket Capacity - Heaped	3.93 yd3
Dimensions and weight
Ground Clearance	1.15 ft
Length With Bucket On Ground	18.21 ft
Height To Top Of Cab	8.67 ft
Wheelbase	7.71 ft
Hinge Pin - Max Height	12.64 ft
Reach At Max Lift And Dump	2.47 ft
Engine
Number Of Cylinders	4
Engine Model	BM D 42
Gross Power	80 hp
Max Torque	198 lb-ft
Displacement	256.3 cu in
Aspiration	direct injection
Power Measured @	2,300 rpm
Torque Measured @	1,300 rpm
Operational
Operating Weight	15,900 lb
Turning Radius	16.5 ft
Tire Size	front 16.9-30/14 rear 9.00-20/10
Fuel Capacity	29.1 gal
Hydraulic System Fluid Capacity	23.8 gal
Static Tipping Weight	6,614 lb
Operating Voltage	24 V
Transmission and speeds
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	18.7 mph
Max Speed - Reverse	18.7 mph
Transmission Type	full powershift
Hydraulic System
Relief Valve Setting	1,422 psi
Pump Flow Capacity	38.4 gpm
Pump Type	Hamworthy

Source

LM641

Specification	Source figure
Bucket
Dump Clearance At Max Raise	9.52 ft
Bucket Capacity - Heaped	1.25 yd3
Dimensions and weight
Ground Clearance	1.15 ft
Length With Bucket On Ground	18.21 ft
Height To Top Of Cab	8.67 ft
Wheelbase	7.71 ft
Hinge Pin - Max Height	12.64 ft
Reach At Max Lift And Dump	2.47 ft
Engine
Number Of Cylinders	4
Engine Model	BM- D 42
Gross Power	80 hp
Max Torque	198 lb-ft
Displacement	256.3 cu in
Aspiration	direct injection
Power Measured @	2,300 rpm
Torque Measured @	1,300 rpm
Operational
Operating Weight	17,000 lb
Turning Radius	18.4 ft
Tire Size	front 16.9-30/14 rear 12.4-24/12
Fuel Capacity	29.1 gal
Hydraulic System Fluid Capacity	23.8 gal
Operating Voltage	24 V
Transmission and speeds
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	18.7 mph
Max Speed - Reverse	18.7 mph
Transmission Type	full powershift
Hydraulic System
Relief Valve Setting	1,422 psi
Pump Flow Capacity	38.4 gpm
Pump Type	Hamworthy

Source

Compare Volvo BM LM845, BM LM846, LM621, LM641

Bucket
Specification	BM LM845	BM LM846	LM621	LM641
Dump Clearance At Max Raise	9.68 ft	9.68 ft	9.52 ft	9.52 ft
Bucket Capacity - Heaped	6.54 yd3	6.54 yd3	3.93 yd3	1.25 yd3

Dimensions and weight
Specification	BM LM845	BM LM846	LM621	LM641
Ground Clearance	1.65 ft	1.65 ft	1.15 ft	1.15 ft
Length With Bucket On Ground	21.33 ft	21.33 ft	18.21 ft	18.21 ft
Height To Top Of Cab	9.85 ft	9.85 ft	8.67 ft	8.67 ft
Wheelbase	8.86 ft	8.86 ft	7.71 ft	7.71 ft
Hinge Pin - Max Height	12.57 ft	12.57 ft	12.64 ft	12.64 ft
Reach At Max Lift And Dump	3.19 ft	3.38 ft	2.47 ft	2.47 ft

Engine
Specification	BM LM845	BM LM846	LM621	LM641
Number Of Cylinders	6	6	4	4
Engine Model	D 50 B	D 50 B	BM D 42	BM- D 42
Gross Power	112 hp	120 hp	80 hp	80 hp
Power Measured @	2,400 rpm	1,600 rpm	2,300 rpm	2,300 rpm
Max Torque	189.5 lb-ft	275 lb-ft	198 lb-ft	198 lb-ft
Displacement	313.1 cu in	313 cu in	256.3 cu in	256.3 cu in
Torque Measured @	1,700 rpm	1,600 rpm	1,300 rpm	1,300 rpm
Aspiration	direct injection	direct injection	direct injection	direct injection

Operational
Specification	BM LM845	BM LM846	LM621	LM641
Operating Weight	21,054 lb	22,487 lb	15,900 lb	17,000 lb
Fuel Capacity	51.6 gal	51.6 gal	29.1 gal	29.1 gal
Turning Radius	16.1 ft	16.1 ft	16.5 ft	18.4 ft
Operating Voltage	24 V	24 V	24 V	24 V
Tire Size	Front 18.4-34/14 Rear 16.9-30/14	20.5-25/12	front 16.9-30/14 rear 9.00-20/10	front 16.9-30/14 rear 12.4-24/12

Transmission and speeds
Specification	BM LM845	BM LM846	LM621	LM641
Transmission Type	Full Powershift	full power-shift	full powershift	full powershift
Number Of Forward Gears	4	4	4	4
Number Of Reverse Gears	4	4	4	4
Max Speed - Forward	18.6 mph	18.7 mph	18.7 mph	18.7 mph
Max Speed - Reverse	18.6 mph	18.7 mph	18.7 mph	18.7 mph

Hydraulic System
Specification	BM LM845	BM LM846	LM621	LM641
Relief Valve Setting	1,700 psi	1,700 psi	1,422 psi	1,422 psi
Pump Flow Capacity	58.2 gpm	58.2 gpm	38.4 gpm	38.4 gpm
Pump Type	Hamworthy	Hamworthy	Hamworthy	Hamworthy

More in Volvo: BM 654/4 related models specs, BM 4200, BM 1240–L90F.

Volvo BM LM845 to LM641 specifications

Sources for this page

Volvo BM LM845 to LM641: Configuration records