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Excavator Starter Motors

1-87618275-0 1-81100421-5 24V 7.0kW 11T Starter for Isuzu 6WG1 SH800-6

Name: 1-87618275-0 1-81100421-5 24V 7.0kW 11T Starter for Isuzu 6WG1 SH800-6
Brand: EexcavaStart
SKU: 1-87618275-0

OEM / reference1-87618275-0

Specification24V 7.0kW 11-Tooth Reduction Starter Motor

Catalog ID77817192

24V, 7.0kW, 11-tooth clockwise starter identified by Isuzu service number 1-87618275-0 and assembly number 1-81100421-5. Cross-reference catalogs identify M9T82071/M009T82071 for Isuzu 6WG1 applications, including Sumitomo SH800-6. Confirm voltage, power, teeth, rotation, three-hole flange and terminals.

Fitment status: Verified · Checked 2026-07-29

Product Type: Reduction Starter Motor
Product Brand: EexcavaStart
Voltage: 24V
Rated Power: 7.0kW
Pinion Teeth: 11
Rotation: Clockwise
Mounting Holes: 3
Engine Family: Isuzu 6WG1
Condition: New replacement unit

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Part-number relationships

Relationship	Reference family	Number
Primary Service Part Number	Isuzu starter service number	1-87618275-0
Equipment Manufacturer Number	Isuzu starter assembly number	1-81100421-5
Same-number Formatting Variant	Compact Isuzu assembly formatting	1811004215
Manufacturer Starter Number	Mitsubishi starter number	M9T82071
Same-number Formatting Variant	Mitsubishi leading-zero format	M009T82071

Evidence record

Source: Exact-reference evidence retained for internal audit
Evidence grade: multi-source-supported
Checked: 2026-07-29

Source URLs, catalog files and local evidence paths are stored in the protected product audit record and are not public outbound links.

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number

1-87618275-0

Manufacturer number

1-81100421-5
M9T82071

Formatting alias

1811004215
M009T82071

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

24V 7.0kW 11-Tooth Reduction Starter Motor

Category: Excavator Starter Motors
Catalog ID: 77817192
Photo views: 5

Before ordering

Confirm these details

Confirm voltage and power rating against the original starter nameplate.
Compare mounting-hole pattern, flange position and overall body orientation.
Confirm pinion tooth count and rotation where those values are specified.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

3 model references

Engine family: Isuzu 6WG1
Cataloged excavator: Sumitomo SH800-6
Fitment limitation: Confirm 24V, 7.0kW, 11T, CW, flange and terminals

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 1-87618275-0

Which machines use 1-87618275-0?

Recorded compatible model references include Engine family: Isuzu 6WG1, Cataloged excavator: Sumitomo SH800-6, Fitment limitation: Confirm 24V, 7.0kW, 11T, CW, flange and terminals. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 1-87618275-0?

Manufacturer number: 1-81100421-5, M9T82071. Formatting aliases for the same number: 1811004215, M009T82071.

How do I confirm 1-87618275-0 before ordering?

Confirm voltage and power rating against the original starter nameplate. Compare mounting-hole pattern, flange position and overall body orientation. Confirm pinion tooth count and rotation where those values are specified. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing recovered references from the same system.

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