New 12V Starter Fits Toyota Sienna 2010-2012 2810028070

Product Overview

This high-performance 12V Starter Motor is a premium-grade replacement unit specifically engineered for the Toyota Sienna (2010–2012). It is a direct-fit component for original equipment part number 28100-28070, designed to meet the high-torque cranking requirements of Toyota’s 2.7L and 3.5L engine platforms.

OE Part Numbers: Direct replacement for 28100-28070, 28100-0H110, 28100-28071, and Lester 17998.

Vehicle Application: Precision-matched for the Toyota Sienna (2010, 2011, 2012) and compatible with Toyota Highlander and RAV4 models sharing the same powertrain.

Core Technology: Built with a 100% high-purity Copper Motor to ensure maximum electrical conductivity and superior thermal resilience during frequent start cycles.

Technical Specifications

Electrical Power: Delivers robust cranking at 12V, providing the high power necessary for consistent starts in all weather conditions.

Gear Configuration: Features a 10-Tooth pinion with a 40.5 mm (1.594 in) outer diameter for smooth and exact flywheel engagement.

Mechanical Data: Standard Clockwise rotation with 11 mm unthreaded mounting ears for a secure, factory-spec installation.

Build Quality: Robust construction weighing 10 lbs with dimensions of 11 x 7 x 7 inches, ensuring structural integrity under high-vibration environments.

Key Performance Features

High Efficiency: Engineered for low energy consumption and high fuel efficiency, reducing the peak electrical load on the vehicle’s battery.

Acoustic Quality: Utilizes precision-machined internal components to achieve "Mute-level" low noise during engine engagement.

Certified Reliability: Manufactured in facilities holding IATF 16949, ISO 9001, and ISO 14001 certifications, meeting global Tier-1 automotive quality standards.

OE Numbers

Starter Specifications

Starter Detailed Applications

Wholesale & Manufacturing Advantages

Massive Production Scale: An annual capacity of 600,000 units ensures a stable and scalable supply chain for global distributors.

Full Customization: Supports extensive OEM/ODM services, including specific material upgrades, private-label branding, and customized packaging (Brand, Neutral, or Private Label).

Service Commitment: Backed by a 12-month manufacturer warranty with flexible lead times of 7–60 days and a Minimum Order Quantity (MOQ) of 100 units.

The New Starter for Toyota Sienna is an ideal choice for wholesalers seeking a high-reliability, OE-spec replacement part that delivers consistent performance and longevity.

Elecdura Starter Motor: 100% New, OEM-Grade Starters for Global Wholesalers & Distributors

Toyota Starter Certification: Global Compliance and Local Market Approval Support

Elecdura Starter are manufactured in full compliance with leading international standards, enabling seamless market entry worldwide. We hold key certifications, including CE for product safety in the European market, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety. These demonstrate our commitment to reliable performance, sustainable production, and high workplace standards.If your target market requires specific local approvals, our dedicated team will proactively coordinate the certification process to obtain all necessary documentation, ensuring your supply chain remains efficient and fully compliant. We are here to support your regulatory needs.

ISO14001

ISO45001

CE

Toyota Starters: Precision manufacturing with integrated testing for reliability

At Elecdura, every starter is manufactured to exacting standards through our fully integrated production process. From rigorously inspected raw materials to precision machining and automated assembly, each step is optimized for consistency and performance. Every unit undergoes dynamic testing to ensure unmatched reliability—meeting the demands of both OEM specifications and aftermarket requirements.

Starter Raw Materials Preparation

Starter Component Processing

Starter Parts Fabrication

Starter Parts Assembly Process

Starter Automated Production Line

Starter Quality Control Check

Starter Final Product Assembly

Starter Finished Goods Storage

Toyota Starter Quality Inspection: 30 Tests & 100% Pre-Shipment Check

Development Experiment

Incoming Inspection

Field Inspection

Outgoing Inspection

Establish strict inspection system and process for each process from development, experiment and shipment of finished product.

The development, production and test of each starter must pass 30 kinds of test.

Before shipment, 100% check of the appearance, size and nut to prevent any defects from leaking out

Starter Supplier Strong Export Capability and Stable Supply

Elecdura ensures large-scale, stable supply of alternators to global markets. Each pallet and carton is meticulously packaged to export standards for secure transport. Leveraging years of export expertise and consistent demand from long-term clients, we provide reliable delivery assurance and supply chain continuity for bulk orders.

Toyota Starter supplier: Partner for market success with integrated support

Elecdura collaborates with leading distributors and brands worldwide — helping our partners dominate their local aftermarket. Through professional sourcing, customized product development, and close market research, we've supported clients in becoming the Top 1 aftermarket suppliers in South America(in some categories). Our integrated marketing and supply capabilities make us more than a factory — we're your strategic growth partner.

Starter Motor Samples

OEM Starter Models Showroom

Detailed Shot of Starter Motor

Starter Motor Units Before Packaging

Elecdura with international buyer in Brazil Exhibition

Elecdura assisting South American client in aftermarket development

Successful client collaboration showcased at trade fair booth

Elecdura team and partners at international auto parts exhibition

FAQ-New 12V Starter Fits Toyota Sienna

Q1: Does this product strictly match the Toyota factory part number 2810028070? Is it a direct replacement for the old part?

A: Yes, this product is a direct replacement for the Toyota factory part number 2810028070. Its design is identical to the original starter removed from your vehicle in terms of physical mounting dimensions, pinion gear teeth, and electrical connectors, ensuring a plug-and-play installation without modifications. The most reliable confirmation is to compare the part number on the label of your old starter.

Q2: Is it compatible with all trim levels of the Toyota Sienna for the years 2010, 2011, and 2012?

A: Part number 2810028070 is specifically designed for the 2010-2012 Toyota Sienna (mid-cycle refresh of the third generation), primarily for models equipped with the 2GR-FE 3.5L V6 engine. All Siennas of these years came standard with this engine, so it should theoretically cover all trims (LE, SE, XLE, Limited). However, for absolute certainty, we still recommend providing your vehicle's VIN for final verification before purchase.

Q3: What exactly does "New 12V Starter" refer to? Is it a genuine Toyota part, an OEM part, or an aftermarket brand part?

A: "New 12V Starter" indicates this is a brand-new, 12-volt starter motor. The origin depends on the specific description, typically being:
New OEM Part: Manufactured by Toyota's original supplier (e.g., Denso), matching original specifications. This is the most recommended option for its value, but without Toyota packaging.
High-Quality New Aftermarket Part: Produced by reputable brands (e.g., Bosch, Remy), meeting OE standards.
Genuine Toyota Part: With Toyota packaging, at a premium price.
Please note the clear statement regarding brand and origin in the product description when purchasing.

Q4: Does installing this starter require reprogramming or resetting the vehicle's computer?

A: No, it does not. For the 2010-2012 Sienna, replacing the starter is a purely mechanical and electrical procedure. No software programming or adaptation of the vehicle's ECU is required. The standard process involves disconnecting the battery negative terminal, replacing the part, and reconnecting the battery. After completion, you may need to reset the auto-up/down window functions and the clock, but these are simple user operations, not professional programming.

Q5: Does the package include all necessary installation accessories, such as bolts and gaskets?

A: As a standard component, the package typically includes only the starter motor assembly itself (with integrated solenoid). Mounting bolts and any gaskets are usually intended to be reused from your vehicle's original parts. If the original bolts are severely corroded or gaskets damaged, it is recommended to purchase new replacements separately according to the original specifications. Carefully inspect the condition of the original hardware before installation.