Komatsu 1000098769 01501748 272138 95807840 550-018-005u 77790050 8047118 Wheel Loader A6VM AL A6VM Hydraulic Motor

A6VM AL A6VM Piston Motor: High-Torque Drive Solution for Komatsu Wheel Loaders and Harsh-Environment Machinery

In the demanding world of earthmoving and mining, the hydrostatic travel drive system is the backbone of machine mobility and productivity. The A6VM series axial piston hydraulic motor is engineered to deliver the precise control, high power density, and extreme durability required for this critical function, particularly in Komatsu Wheel Loader applications. As a specialized supplier, www.baolilai-pump.com provides high-performance hydraulic solutions compatible with the rigorous standards of leading OEMs like Komatsu (komatsu.com).

Technical Specifications Overview

Parameter	Value Range
Displacement Range	28 – 1000 cm³/rev
Operating Pressure	350 – 450 bar
Maximum Speed	2100 – 8750 rpm

Size			28	55	80	107	140	160	200	250	355	500	1000
Displacement	Vgmax	cm3	28,1	54,8	80	107	140	160	200	250	355	500	1000
	Vg0	cm3	0	0	0	0	0	0	0	0	0	0	0
Max. speed (at max.permitted flow)	NmaxatVgmax	rpm	5550	4450	3900	3550	3250	3100	2900	2500	2240	2000	1600
	NmaxatVg<Vg1	rpm	8750	7000	6150	5600	5150	4900	4600	3300	2950	2650	2100
	Vg1	cm3	18	35	51	68	88	101	126	190	270	385	762
	nmaxatVg0	rpm	10450	8440	7350	6300	5750	5500	5100	3205	2950	2650	2100
Max. perm. flow	qv max	L/min	156	235	312	380	455	469	580	635	790	1000	1600
Torque constants	Tk atVgmax	Nm/bar	0,446	0,87	1,27	1,70	2,23	2,54	3,18	3,98	5,65	7,96	15,92
Max. torque	TmaxatVgmax	Nm	179	349	509	681	891	1019	1273	1391	1978	2785	5571
Case volume		L	0,5	0,75	1,2	1,5	1,8	2,4	2,7	3,0	5,0	7,0	16,0
Moment of inertia about drive axis	J	kgm2	0,0014	0,0042	0,0080	0,0127	0,0207	0,0253	0,0353	0,061	0,102	0,178	0,550
Weight (approx.)	m	kg	16	26	34	47	60	64	80	90	170	210	430

Engineered for Uncompromising Reliability and Uptime

Supported by a one-year warranty, the A6VM Piston Motor for Komatsu Wheel Loader Travel Motor applications is built to endure. Its design emphasizes exceptional resistance to extreme pressure shocks, abrasive contamination, and thermal stress—common challenges in quarry, mining, and demolition sites. This durability is achieved through hardened components and advanced sealing technologies. For instance, models identified by part numbers such as 1000098769 and 01501748 are specifically configured to withstand the continuous high-load cycles of loader propulsion, directly translating to reduced downtime and lower total operating costs.

Proven Performance Across Komatsu and Allied Equipment Platforms

The AL A6VM hydraulic motor robust architecture makes it a trusted component across a spectrum of heavy equipment from premier manufacturers. Beyond its primary role in Komatsu loader drive systems, this motor technology is integral to other demanding applications. For example, within the versatile Kramer (kramer-werke.com) range of all-wheel-steer telehandlers, a variant like 272138 may be specified to provide reliable power for travel and auxiliary functions, ensuring maneuverability on rough terrain. In the extreme conditions of underground mining, the motor’s resilience aligns with the requirements of Sandvik (sandvik.com) loaders (LHDs) and utility vehicles, where models referenced as 95807840 are valued for their performance in confined, high-contamination environments.

The motor’s versatility extends to other sectors. In agriculture, it can power the drives of large, high-horsepower machines, with configurations like 550-018-005u ensuring efficient operation. In material handling and port logistics, these motors drive heavy-duty forklifts and terminal tractors, where components such as 77790050 are critical for reliable service. Furthermore, in forestry equipment, similar hydraulic drive principles apply, with part number 8047118 often used in demanding swing and travel applications.

FAQ

Q1: What makes the A6VM motor ideal for the dynamic load cycles of a wheel loader’s travel drive?
A1: Its combination of high starting torque, a wide controllable speed range, and rapid response allows it to seamlessly provide power for digging into a pile, high-speed travel when unloaded, and precise slow-speed maneuvering—all while handling significant shock loads.

Q2: How does the motor’s design protect it from the abrasive dust and mud common on construction and mining sites?
A2: The motor features robust, multi-stage sealing systems on all critical interfaces. This design, evident in models like those referenced by 01501748, actively prevents the ingress of fine particulates and moisture, which are primary causes of premature wear in harsh environments.

Q3: Can the A6VM motor be used in both open and closed-loop hydrostatic drive circuits found in equipment from brands like Komatsu and Sandvik?
A3: Yes. The A6VM series includes models specifically engineered for closed-loop travel drive circuits, which are standard in modern wheel loaders and underground mining equipment for superior efficiency and control.

Q4: Our maintenance system lists a travel motor with the reference code 77790050 for our equipment. Can you supply a compatible AL A6VM unit?
A4: Absolutely. We provide direct cross-referencing and supply for a comprehensive array of OEM part numbers. For precise technical specifications and compatibility confirmation for components like 77790050 or 95807840, please consult our engineering team via www.baolilai-pump.com/contact_us/.

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Application Equipment Brands	Application Equipment No.
Kässbohrer	8.047.117.000.0/121
Kässbohrer	8.047.096.000.0
Kässbohrer	8047118
Kässbohrer	104266
Kirow Ardelt	37010968
Kirow Ardelt	37012922
Koller	62200084
Komatsu	42W1722080YF
Komatsu	418-18-31301/WA270-5
Komatsu	20G6031101XC
Komatsu	419-18-31201
Komatsu	4191841300 WA320-6
Komatsu	20K6031111XC Excavator PW200-7K
Komatsu	20E60K2461XC
Komatsu	42T1722110YF/120YF/42U1722130YF/
Komatsu	42T1712101YF
Komatsu	4171831301
Komatsu	20E60K2470XC PW130
Komatsu	20G60K3880XC
Komatsu Hanomag	20E6031170XC Wheel loader
Komatsu Hanomag	42W1712171YF Wheel loader
Komatsu Hanomag	42W1712151YF Wheel loaderWA95-3
Komatsu Hanomag GmbH	42W1722070YF/ 42W1722050YF/
Komatsu Hanomag GmbH	42U1722110/ 42W1722000/020/YF/OL D
Komptech	920402054
Komptech	920402055
Komptech	920402085
Komptech	920402086
Kramer	1000150520/1
Kramer	1000150541
Kramer	1000150541;1000232708+ 1000074891
Kramer	1000098769
Kramer	1000098769
Kramer-Werke GmbH	1000027820
Kubota	R561161211
Lännen Tractors Oy	8834175
Prinoth	1501748
Prinoth	1501748
Prinoth	1501748
Prinoth	1500701
Prinoth	1500701
Reform-Werke Bauer&Co.GmbH	900430460
Reicher	3HM206250HD3
Rofan	440303000 Gerät:T3-DKMünchen
Rofan	440303000 Gerät:T3-DKMünchen
Rofan Schopf	607591
ROPA	272138
ROPA	272138
ROPAFahrzeug undMaschinenbauGmbH	272141/
Rottne	090-0097 ForwarderF12
SafeAeroA3	De-Icing Machine
Sambron	100437-05V/225.25.47.20
Sandvik	77790050 DD310-40
Sandvik	77790050
Sany	372.22.01.82 DOZERTQ140/160
ScarabSweepers	22724
Schaeffer	980T
Schaeffer	550-018-005U TELESKOPLADER 450T/548/550T/ 570M
Schaeffer	550-018-005U
Schaeffer	4350/4360/3550
Schaeffer	8082-018-012U
Komatsu Mining	92703240
Komatsu Mining	95807840
Komatsu Mining	97810740
Komatsu Mining	95807840
Komatsu Mining	97810740

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Specification