Excavator Starter Motors

428000-7020 12V 19-Tooth Starter Motor for Acura MDX

Q: What numbers are documented for 428000-7020?

Primary Part Number: 428000-7020. Manufacturer / OEM Reference: 31200-RK1-A71. Manufacturer / OEM Reference: 31200-RK1-A71RM. Manufacturer / OEM Reference: DUDV5. Manufacturer / OEM Reference: 06312-RK1-505RM. Catalog Cross-Reference: 10912N. Additional Source Reference - Verify Configuration: 2012-2014. Additional Source Reference - Verify Configuration: 2014-2015. Additional Source Reference - Verify Configuration: 2014-2016. Additional Source Reference - Verify Configuration: 2016. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 428000-7020 before ordering?

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

Brand illustration · Exact product photo available on request.

OEM / reference428000-7020

Specification12V Starter Motor

Catalog ID91003390

Starter motor identified by primary reference 428000-7020. The exact-reference catalog records design PMOSGR, voltage 12V, pinion teeth 19. Recorded application: Acura MDX 2014-2015; Engine V6 3.5L 3471cc. Confirm the complete number, mounting, terminals, rotation and pinion teeth against the original starter before ordering. The displayed EexcavaStart package is a catalog illustration, not a photograph of the supplied product.

Product Type: Starter Motor
Design: PMOSGR
Voltage: 12V
Pinion Teeth: 19
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.

Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Primary identity used for this catalog page	428000-7020
Manufacturer / OEM Reference	Listed under Acura	31200-RK1-A71
Manufacturer / OEM Reference	Listed under the exact-reference catalog	31200-RK1-A71RM
Manufacturer / OEM Reference	Listed under the exact-reference catalog	DUDV5
Manufacturer / OEM Reference	Listed under Honda	06312-RK1-505RM
Catalog Cross-Reference	Exact-reference catalog number	10912N
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	2012-2014
Additional Source Reference - Verify Configuration	Retained from the supplied catalog; compare the original unit	2014-2015
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	2016

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

428000-7020

Manufacturer number

31200-RK1-A71
31200-RK1-A71RM
DUDV5
06312-RK1-505RM

Other documented relationship

10912N
2012-2014
2014-2015
2014-2016
2016

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

Product summary

12V Starter Motor

Category: Excavator Starter Motors
Catalog ID: 91003390
Photo 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

Acura MDX: 2014-2015; Engine V6 3.5L 3471cc
Acura TL: 2012-2014; Engine V6 3.5L 3471cc
Acura TL: 2012-2014; Engine V6 3.7L 3664cc
Honda Odyssey: 2014-2017; Engine V6 3.5L 3471cc J35Z8
Honda Pilot: 2016-2020; Engine V6 3.5L 3471cc J35Y6
Honda Ridgeline: 2017-2019; Engine V6 3.5L 3471cc J35Y6
Catalog coverage: Acura (2012-2015) ** Honda (2014-2020)
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 428000-7020

Which machines use 428000-7020?

Recorded compatible model references include Acura MDX: 2014-2015; Engine V6 3.5L 3471cc, Acura TL: 2012-2014; Engine V6 3.5L 3471cc, Acura TL: 2012-2014; Engine V6 3.7L 3664cc, Honda Odyssey: 2014-2017; Engine V6 3.5L 3471cc J35Z8, Honda Pilot: 2016-2020; Engine V6 3.5L 3471cc J35Y6, Honda Ridgeline: 2017-2019; Engine V6 3.5L 3471cc J35Y6, Catalog coverage: Acura (2012-2015) ** Honda (2014-2020), 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 428000-7020?

Manufacturer number: 31200-RK1-A71, 31200-RK1-A71RM, DUDV5, 06312-RK1-505RM.

How do I confirm 428000-7020 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.