Starter Motors

428000-8700 12V 13-Tooth Starter Motor for Porsche 911

Q: What numbers are documented for 428000-8700?

Primary Part Number: 428000-8700. Manufacturer / OEM Reference: 0986UR1635. Manufacturer / OEM Reference: 428000-8701. Manufacturer / OEM Reference: 9A1-604-109-00. Manufacturer / OEM Reference: 9A1-604-109-X. Catalog Cross-Reference: 10952N. Additional Source Reference - Verify Configuration: 2012-2016. Additional Source Reference - Verify Configuration: 2013-2016. Additional Source Reference - Verify Configuration: 2014-2016. Additional Source Reference - Verify Configuration: 438000-2600. Additional Source Reference - Verify Configuration: 438000-2601. Additional Source Reference - Verify Configuration: 438000-2602. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 428000-8700 before ordering?

Match the complete part number, compare the connector or mounting arrangement with your original unit and the recorded specifications, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

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 / reference428000-8700

Specification12V Starter Motor

Catalog ID91003418

Product Type: Starter Motor
Design: PMGR
Voltage: 12V
Pinion Teeth: 13
Condition: New replacement part
Gallery Representation: EexcavaStart neutral packaging illustration; exact product photo available on request

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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	Primary identity used for this catalog page	428000-8700
Manufacturer / OEM Reference	Listed under Bosch	0986UR1635
Manufacturer / OEM Reference	Listed under the exact-reference catalog	428000-8701
Manufacturer / OEM Reference	Listed under Porsche	9A1-604-109-00
Manufacturer / OEM Reference	Listed under the exact-reference catalog	9A1-604-109-X
Cross-reference (fitment check required)	Exact-reference catalog number	10952N
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	2012-2016
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	2013-2016
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	2014-2016
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-2600
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-2601
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-2602
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-2603
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-5010
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-5011
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-5012
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-5013
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438000-6130
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	438080-5013
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	9A2-604-111-00
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	DSN1496
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	DSN972

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

428000-8700

Manufacturer number

0986UR1635
428000-8701
9A1-604-109-00
9A1-604-109-X

Cross-reference (fitment check required)

10952N

Other documented relationship

2012-2016
2013-2016
2014-2016
438000-2600
438000-2601
438000-2602
438000-2603
438000-5010
438000-5011
438000-5012
438000-5013
438000-6130
438080-5013
9A2-604-111-00
DSN1496
DSN972

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

12V Starter Motor

Category: Starter Motors
Catalog ID: 91003418
Illustration views: 1

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

8 model references

Porsche 911: 2012; Engine H6 3.4L 3436cc
Porsche 911: 2013-2016; Engine H6 3.4L 3436cc Naturally Aspirated
Porsche 911: 2013-2019; Engine H6 3.8L 3800cc
Porsche Boxster: 2013-2016; Engine H6 2.7L 2706cc 165cid
Porsche Boxster: 2013-2016; Engine H6 3.4L 3436cc
Porsche Cayman: 2014-2016; Engine H6 2.7L 2706cc 165cid
Porsche Cayman: 2014-2016; Engine H6 3.4L 3436cc
Catalog coverage: Porsche (2012-2019)

Fitment / evidence notes

Fitment limitation: Confirm the exact number, nameplate, mounting, terminal layout, rotation and pinion teeth against the original starter 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 428000-8700

Which machines use 428000-8700?

Recorded compatible model references include Porsche 911: 2012; Engine H6 3.4L 3436cc, Porsche 911: 2013-2016; Engine H6 3.4L 3436cc Naturally Aspirated, Porsche 911: 2013-2019; Engine H6 3.8L 3800cc, Porsche Boxster: 2013-2016; Engine H6 2.7L 2706cc 165cid, Porsche Boxster: 2013-2016; Engine H6 3.4L 3436cc, Porsche Cayman: 2014-2016; Engine H6 2.7L 2706cc 165cid, Porsche Cayman: 2014-2016; Engine H6 3.4L 3436cc, Catalog coverage: Porsche (2012-2019). Recorded fitment/evidence notes: Fitment limitation: Confirm the exact number, nameplate, mounting, terminal layout, rotation and pinion teeth against the original starter before shipment. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 428000-8700?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Manufacturer number: 0986UR1635, 428000-8701, 9A1-604-109-00, 9A1-604-109-X.

How do I confirm 428000-8700 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.