How do I confirm pilotpart725045 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

12V 60A Alternator 129900-77210 for Komatsu WB70A Backhoe Loader PC75 PW75 PW95 Excavators SK09J Skid Steer Loader WA65 WA75 WA90 WA95 Series Wheel Loaders S4D106 Engine

For Komatsu Alternator

Alternator LR160-743 for Komatsu WB70A

Q: What part numbers are associated with this Alternator?

LR160-743, LR160-743A, LR160-743B, 129900-77210, 129900-77211

OEM / REF: LR160-743SKU: pilotpart725045

12V 60A Alternator 129900-77210 for Komatsu WB70A Backhoe Loader PC75 PW75 PW95 Excavators SK09J Skid Steer Loader WA65 WA75 WA90 WA95 Series Wheel Loaders S4D106 Engine is a Alternator replacement part indexed for Komatsu WB70A and Komatsu PC75, with 3 application records on file. Match OEM part number LR160-743 an...

Stock: In stock
Condition: New
Fitment: Komatsu Engine Spare Parts
Category: Alternator

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$259.99USD/EA

~~$37,199.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 24 – Oct 31
10	Oct 22 – Oct 29
50	Oct 20 – Oct 27

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Alternator Description

This Alternator is indexed for Komatsu WB70A; Komatsu PC75; Komatsu PC75R; Komatsu PW75. Compare reference number LR160-743 against the label on your existing Komatsu component before ordering.

Additional cross references on file: LR160-743A, LR160-743B, 129900-77210. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

LR160-743 LR160-743A LR160-743B 129900-77210 129900-77211

Applications

Komatsu WB70A
Komatsu PC75
Komatsu PC75R
Komatsu PW75
Komatsu PW75R
Komatsu PW95R-2
Komatsu SK09J
Komatsu WA65
Komatsu WA65PT
Komatsu WA75
Komatsu WA90-3
Komatsu WA95-3
Komatsu

Specifications

Voltage	12V
Amperage	60A
Fan	INTERNAL
Regulator	INTERNAL
Grooves	1
Polarity	NEGATIVE
Regulator Clock	9
Pulley Od	3.228IN / 82MM
Mounting Ear 1	M8-1.25 THREADED
Mounting Ear 2	10.5MM UNTHREADED
Mounting Ear 3	10.5MM UNTHREADED
Part Number (VOLVO)	LR160-743, LR160-743A, LR160-743B, LR160743, LR160743A, LR160743B
Part Number (YANMAR)	129900-77210, 12990077210, 129900-77211, 12990077211
Part Number	VOLVO: LR160-743, LR160-743A, LR160-743B, LR160743, LR160743A, LR160743B YANMAR: 129900-77210, 12990077210, 129900-77211, 12990077211

Fitment Notes

Brand or application signal: Komatsu Engine Spare Parts
Product family: Alternator
System category: Engine Spare Parts > Engine Auxiliary Components > Alternator
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.