Komatsu 561-52-81430 Pin
Komatsu 561-52-81430 Pin is a WQC Parts aftermarket replacement part for Komatsu heavy equipment. It is intended for pivot, linkage, and work equipment applications where the part number, machine model, and serial range match the required application.
Shop WQC Parts for aftermarket Komatsu parts and Komatsu replacement parts by part number, including 561-52-81430 Pin. Order online with fitment support for Komatsu equipment applications.
Part Information
- Komatsu part number: 561-52-81430
- WQC SKU: KM-561-52-81430
- Product type: Pin
- Search reference: 561-52-81430 / 5615281430
Documented Model and Serial Applications
Listed applications are documented catalog references. Match the exact model, serial range and stated configuration, and confirm the part number before ordering.
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HD785-7 — machine serial 30400 and up
- POWER TRANSMITTING SYSTEM / REAR AXLE, AUTO GREASE AND REFILL SYSTEM, 31-90-R49 SIZED TIRES / REAR AXLE, PIN (#30400-) (F3500-016017A); catalog scope 30001-UP
- POWER TRANSMITTING SYSTEM / REAR AXLE, WITHOUT ANTI-SKID BRAKE SYSTEM (ABS), AUTO SPIN REGULATOR (ASR), AUTO-GREASING SYSTEM / REAR AXLE, PIN (#30400-) (F3500-012017A); catalog scope 30001-UP
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HD785-7 — machine serial 30400 and up (-40 deg C Spec.)
- POWER TRANSMITTING SYSTEM / REAR AXLE, EXTREME COLD AREA SPECIFICATION (-40 DEG C) / REAR AXLE, PIN (#30400-) (F3500-011020A); catalog scope 30001-UP (-40 deg C Spec.)
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HD785-7 — machine serial 30400 and up (KAL Spec.)
- POWER TRANSMITTING SYSTEM / REAR AXLE, AUTO GREASE AND REFILL SYSTEM, 31-90-R49 SIZED TIRES / REAR AXLE, PIN (#30400-) (F3500-016017A); catalog scope 30001-UP (KAL Spec.)
- POWER TRANSMITTING SYSTEM / REAR AXLE, WITHOUT ANTI-SKID BRAKE SYSTEM (ABS), AUTO SPIN REGULATOR (ASR), AUTO-GREASING SYSTEM / REAR AXLE, PIN (#30400-) (F3500-012017A); catalog scope 30001-UP (KAL Spec.)
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HD785-7 — machine serial 30430 and up (For New Caledonia)
- POWER TRANSMITTING SYSTEM / REAR AXLE, AUTO GREASE AND REFILL SYSTEM, 31-90-R49 SIZED TIRES / REAR AXLE, PIN (#30400-) (F3500-016017A)
- POWER TRANSMITTING SYSTEM / REAR AXLE, WITHOUT ANTI-SKID BRAKE SYSTEM (ABS), AUTO SPIN REGULATOR (ASR), AUTO-GREASING SYSTEM / REAR AXLE, PIN (#30400-) (F3500-012017A)
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HD785-7 — machine serial 10000 and up
- POWER TRANSMITTING SYSTEM / REAR AXLE, AUTO GREASE AND REFILL SYSTEM, 31-90-R49 SIZED TIRES / REAR AXLE, PIN (#10000-) (F3500-016017A); catalog scope 8173-UP
- POWER TRANSMITTING SYSTEM / REAR AXLE, WITHOUT ANTI-SKID BRAKE SYSTEM (ABS), AUTO SPIN REGULATOR (ASR), AUTO-GREASING SYSTEM / REAR AXLE, PIN (#10000-) (F3500-012017A); catalog scope 8173-UP
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HD785-7 — machine serial 10000 and up (-40 deg C Spec.)
- POWER TRANSMITTING SYSTEM / REAR AXLE, EXTREME COLD AREA SPECIFICATION (-40 DEG C) / REAR AXLE, PIN (#10000-) (F3500-011020A); catalog scope 8393-UP (-40 deg C Spec.)
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HD785-7 — machine serial 10000 and up (KAL Spec.)
- POWER TRANSMITTING SYSTEM / REAR AXLE, AUTO GREASE AND REFILL SYSTEM, 31-90-R49 SIZED TIRES / REAR AXLE, PIN (#10000-) (F3500-016017A); catalog scope 8832-UP (KAL Spec.)
- POWER TRANSMITTING SYSTEM / REAR AXLE, WITHOUT ANTI-SKID BRAKE SYSTEM (ABS), AUTO SPIN REGULATOR (ASR), AUTO-GREASING SYSTEM / REAR AXLE, PIN (#10000-) (F3500-012017A); catalog scope 8832-UP (KAL Spec.)
Fitment Notes
Always confirm final fitment before ordering. The same general part description can apply to different Komatsu models, serial ranges, component groups, or diagram positions. Verify the original part number, machine model, serial number, and installed arrangement before purchase.
Why Buy from WQC Parts?
- Aftermarket Komatsu replacement parts organized by part number and product type.
- Support for fitment review using machine model, serial number, and photos when needed.
- Competitive pricing for repair shops, equipment owners, and fleet maintenance teams.
- Reliable sourcing focused on reducing downtime and keeping machines working.
If you are unsure whether this part fits your machine, contact WQC Parts with your model, serial number, and existing part number before ordering.
Related Komatsu Parts Resources
For additional fitment context around 561-52-81430, compare the machine, serial-range, and application details above with related Komatsu Pin listings before ordering.