EexcavaStart packaging illustration · Not a photograph of this exact part. Exact-unit photo availability is not confirmed; send your original part number and unit photos with your inquiry.
OEM / referenceYM129150-77202
SpecificationAlternator
Catalog ID91001663
Product Type
Alternator
Supply Brand
EexcavaStart
Equipment Brand
Komatsu
Catalog Classification
Alternator A. (20A),(See Fig.A6010-B0A1)
Application Records
116
Condition
New replacement part
Gallery Representation
EexcavaStart neutral packaging illustration; exact product photo available on request
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.
Part-number relationships
Relationship
Reference family
Number
Primary Part Number
Replacement part reference
YM129150-77202
Cross-reference (fitment check required)
ANDRE NIERMANN
02D12915
Cross-reference (fitment check required)
ARROWHEAD
APM0010
Cross-reference (fitment check required)
ARROWHEAD
APM0005
Cross-reference (fitment check required)
ARROWHEAD
400-58013
Cross-reference (fitment check required)
Atlantic Quality Parts
1400-0533
Cross-reference (fitment check required)
J&N Electrical Products
400-58005
Cross-reference (fitment check required)
J&N Electrical Products
400-58001
Cross-reference (fitment check required)
J&N Electrical Products
400-58013
Cross-reference (fitment check required)
JOHN DEERE
AM877557
Cross-reference (fitment check required)
JOHN DEERE
AM879144
Cross-reference (fitment check required)
JOHN DEERE
CH15587
Cross-reference (fitment check required)
JOHN DEERE
MIA10338
Cross-reference (fitment check required)
JOHN DEERE
SE501822
Cross-reference (fitment check required)
JOHN DEERE
SE501843
Cross-reference (fitment check required)
KOMATSU
YM129150-77202
Cross-reference (fitment check required)
LESTER
10939
Cross-reference (fitment check required)
PIC
299-145
Cross-reference (fitment check required)
Aftermarket reference
10939N
Cross-reference (fitment check required)
YANMAR
129150-77201
Cross-reference (fitment check required)
YANMAR
129150-77202
Product fitment guide
Part numbers and compatible models
Quickly compare the reference number and recorded machine applications. Use photos of your original unit and the checklist before ordering.
Part identification
Reference numbers
Primary number
YM129150-77202
Cross-reference (fitment check required)
02D12915
APM0010
APM0005
400-58013
1400-0533
400-58005
400-58001
AM877557
AM879144
CH15587
MIA10338
SE501822
SE501843
YM129150-77202
10939
299-145
10939N
129150-77201
129150-77202
Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.
Product summary
Alternator
Category
Alternators
Catalog ID
91001663
Illustration views
1
Before ordering
Confirm these details
Confirm voltage and rated amperage against the original alternator label.
Compare mounting ears, pulley type and pulley-groove count.
Check plug shape, terminal position and regulator connection.
Verify the engine model and machine serial range before ordering.
Machine fitment
Compatible model references
2 model references
Engine models: 2D68E-3B
Configuration restriction: Confirm YM129150-77202, 12 V, PM alternator and ER configuration. Verify output rating, mounting, connectors and engine serial range before ordering.
Fitment / evidence notes
Fitment limitation: Confirm the exact part number, electrical rating, terminal layout, mounting and machine serial range before shipment
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Common questions about YM129150-77202
Which machines use YM129150-77202?
Recorded compatible model references include Engine models: 2D68E-3B, Configuration restriction: Confirm YM129150-77202, 12 V, PM alternator and ER configuration. Verify output rating, mounting, connectors and engine serial range before ordering.. Recorded fitment/evidence notes: Fitment limitation: Confirm the exact part number, electrical rating, terminal layout, mounting and machine serial range before shipment. Confirm the complete part number and machine serial range before ordering.
What numbers are documented for YM129150-77202?
Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable.
How do I confirm YM129150-77202 before ordering?
Confirm voltage and rated amperage against the original alternator label. Compare mounting ears, pulley type and pulley-groove count. Check plug shape, terminal position and regulator connection. Send clear photos of the original unit and connector layout when requesting a quote.
