56B-34-11103 BRAKE ASS'Y is a heavy-duty Komatsu brake assembly designed for HM400 and HM350 dump-truck applications. With an approximate weight of 30.5 kg, the assembly is built for demanding braking conditions associated with mining, quarrying and heavy earthmoving operations.
| Parameter | Description |
| Part Number | 56B-34-11103 |
| Product Name | Brake Assembly |
| Brand | Komatsu |
| Product Type | Heavy-Duty Brake Assembly |
| Material | High-strength steel housing with reinforced friction components |
| Strength & Performance | Designed to provide stable braking performance under heavy-load articulated dump truck operation |
| Surface Treatment / Coating | Heat-resistant and anti-corrosion treated |
| Dimensions & Structure | OEM standard specification |
| Function / Installation Position | Drive axle braking system |
| Operating Conditions | Mining and heavy transport equipment |
| Compatible Models | HM400, HM350 |
| Weight | 30.5 kg |
| Packaging | Heavy-duty industrial packaging |
| Lead Time | 30–90 days |
| Shipping Method | Sea / Land |
| Payment Method | USD / RMB / Ruble |
| Warranty | 6 months |
For large mining dump trucks, dependable braking performance is essential because machines frequently operate with heavy payloads on slopes, haul roads and uneven terrain.
The 56B-34-11103 BRAKE ASS’Y is listed for Komatsu heavy-duty dump truck applications, including the product application provided for:
The same part number appears in Komatsu spare-parts catalogs under the 56B-34 brake-system family. Public parts sources also identify 56B-34-11102 as an associated brake assembly part number.
Because HM-series dump trucks have different model generations and configurations, we recommend providing the machine serial number before ordering to confirm the exact application.
The 56B-34-11103 BRAKE ASS’Y is suitable for:
It is particularly suitable for heavy-duty dump trucks operating under high payloads, frequent braking cycles, steep haul roads, dusty environments and long working hours.
YLCM specializes in construction and mining machinery spare parts and supports customers worldwide with professional parts sourcing.
We provide:
Our product range covers Komatsu, Caterpillar, Hitachi, Cummins and other major brands, including brake components, transmission parts, engine components, hydraulic parts, cooling systems, filters, electrical parts and undercarriage components.
The 56B-34-11103 BRAKE ASS’Y is professionally protected before international shipment.
Packaging options include:
For brake assemblies weighing approximately 30.5 kg, reinforced export packaging can be arranged to minimize movement and impact during transportation.
YLCM provides international logistics solutions according to destination, cargo weight and customer requirements.
Available shipping methods include:
For heavy machinery brake assemblies, our team can recommend the most suitable transportation solution according to destination, order quantity and delivery requirements.
Looking for the 56B-34-11103 BRAKE ASS’Y for Komatsu HM400/HM350?
Contact YLCM to receive:
Please provide your part number, machine model and serial number when making an inquiry. Our technical team can verify the exact brake assembly application before shipment.
Q1: What is 56B-34-11103?
A: 56B-34-11103 is a Komatsu Brake Ass’y used in heavy-duty machinery braking systems. Multiple parts catalogs identify the exact part number as BRAKE ASS’Y.
Q2: Is 56B-34-11103 suitable for Komatsu HM400?
A: It is supplied for the Komatsu HM400 application specified for this product. The exact machine serial number should be checked before ordering.
Q3: Is 56B-34-11103 suitable for Komatsu HM350?
A: Yes, the product application provided for this listing includes Komatsu HM350. Compatibility should be confirmed by machine serial number for different model generations.
Q4: What is the weight of 56B-34-11103?
A: Public parts listings specify an approximate weight of 30.5 kg.
Q5: What is the function of this brake assembly?
A: It provides braking force to help control vehicle speed and safely stop the dump truck during operation.
Q6: Why is brake performance important on HM-series dump trucks?
A: Heavy mining dump trucks operate with large payloads and may travel on slopes or long haul roads. Reliable braking performance is therefore essential for safe and controlled operation.
Q7: How can I confirm compatibility before ordering?
A: Provide the machine model, serial number and original part number. YLCM’s technical team can help verify the correct brake assembly.
Q8: What warranty does YLCM provide?
A: This product comes with a standard 6-month warranty.
