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Excavator Starter Motors
29MT-style starter motor identified by Doosan number 300516-00040A and manufacturer reference 36100-52000. Exact-number electrical catalogs support 24V, 11 teeth and clockwise rotation for Doosan DX120/D34D applications, with 8200141 recorded as a replacement number. Published power ratings vary by supplier, so power is not asserted on this page. Confirm the complete number, 24V system, 11-tooth pinion, clockwise rotation, three-hole mounting, terminals and engine serial range before ordering.
Fitment status: Verified · Checked 2026-07-28Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Part Number | Doosan exact-number identity | 300516-00040A |
| Manufacturer Part Number | Exact-number catalog cross-reference | 36100-52000 |
| Direct Replacement Number | Exact electrical catalog record | 8200141 |
| Aftermarket Catalog Number | Exact electrical catalog family | STR2226 |
| Aftermarket Catalog Number | Exact electrical catalog family | STD5213 |
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Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
4 model references
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
Recorded compatible model references include Engine: Doosan/Daewoo D34D, Excavator: Doosan/Daewoo DX120, Catalog-recorded equipment: Selected DX120 and DX140 configurations using 300516-00040A, Fitment limitation: Confirm 300516-00040A / 36100-52000, 24V, 11T, CW, three-hole mounting, terminal layout and engine serial range. Confirm the complete part number and machine serial range before ordering.
Documented direct interchanges: 8200141. Manufacturer number: 36100-52000.
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.
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