⚖️ IMPORTANT — AFTERMARKET PART NOTICE
our company is an independent aftermarket parts supplier. All third‑party brand names, trademarks, and reference numbers are the property of their respective owners and are used solely for identification and compatibility purposes. Our products are not sponsored, endorsed, or affiliated with any original equipment manufacturer (OEM).
SMI13A057 Starter – Compatible with INFINITI M45 Models M27B5772 19121
Product Overview
LSDF SMI13A057 – 12V 2.0KW 11T CW (Clockwise) PLGR Starter — A high‑quality aftermarket compatible replacement starter, engineered for luxury sedan and performance vehicle applications. This product delivers reliable starting power and is manufactured to meet industry‑standard specifications for fit and function. It serves as an aftermarket compatible replacement for numerous OEM part numbers, making it an ideal choice for maintenance and repair.
Product Model
| Attribute |
Specification / Value |
| Product Model |
SMI13A057 |
| Brand |
LSDF |
| Part Name |
Starter |
| Structure |
PLGR (Planetary Gear Reduction) |
| Product Type |
Aftermarket replacement, mass‑produced |
| Electrical Specs |
12V 2.0KW rated power, 11‑tooth drive gear (11T), CW (Clockwise) rotation |
| Application |
Compatible with INFINITI M45 4.5L RWD (2009-2010) |
| Target Markets |
Global Aftermarket |
| Product Status |
Active (Released) |
Cross‑Reference Codes (For Compatibility Comparison)
All third‑party brand names and part numbers are for cross‑reference purposes only and do not imply affiliation or endorsement. LSDF is our own brand; all other manufacturer names and numbers are the property of their respective owners.
| Brand |
Reference Number(s) |
| ARROWHEAD |
M27B5772 |
| J & N |
410-48377 |
| LESTER |
19121 |
| PIC |
103-080B |
| MITSUBISHI |
M27B5772 |
| NISSAN |
23300-EH00A |
| WORLDWIDE |
17544 |
Design Features & Performance Advantages
- PLGR Planetary Gear Reduction Structure: Utilizes robust planetary reduction architecture with 2.0KW power output, specifically optimized for 4.5L V8 luxury sedan engines. Robust design with high torque output ensures reliable cold-start performance, perfectly matching installation space in premium vehicle applications. The 11‑tooth drive gear with precise modulus ensures smooth engagement with flywheel ring gear, reducing gear wear and noise.
- Precision Engineering for Aftermarket Compatible Replacement: Developed and manufactured based on original MITSUBISHI specifications. Mounting holes, wiring terminals, and fixing dimensions are matched with original parts. No modifications required — direct installation for maintenance replacement. Compatible with INFINITI M45 4.5L RWD (2009-2010) and other same-platform Nissan/Infiniti luxury models.
- Premium Materials for Extended Durability: The motor incorporates high‑purity copper windings and Class F insulation, offering excellent heat resistance and preventing failure under frequent start‑stop cycles. Durable graphite brushes and a corrosion‑resistant aluminum alloy housing ensure long service life, even in challenging conditions. A high‑quality one‑way clutch protects the starter from flywheel back‑drive damage.
- Versatile Application Coverage: This starter is intended for use on a broad range of luxury vehicle models, helping to reduce inventory complexity for workshops and retailers.
Quality & Application Information
Our starters undergo rigorous factory testing, including no‑load performance, load torque, locked‑rotor, and dielectric strength tests, to ensure consistent quality and reliability. We comply with international standards for aftermarket automotive components.
Application Scenarios: This starter is an ideal compatible replacement for INFINITI M45 4.5L RWD (2009-2010) and other Nissan/Infiniti luxury vehicles built on the same platforms. It is commonly used in repair shops, equipment dealerships, and for DIY maintenance.
📌 Important Fitment Notice: While this starter shares key specifications with the models listed, slight variations in manufacturer tolerances may exist. We strongly recommend comparing this unit with your existing starter (tooth count, rotation direction, mounting pattern) before installation.
Frequently Asked Questions
I. Product Selection
Q1: Is the SMI13A057 starter a brand‑new product?
A: Yes, it is 100% brand new. Leshan Dongfeng Automobile Electric Appliance Co., Ltd. (LSDF) guarantees that all starters we sell are factory‑manufactured new units — never rebuilt or used. We prioritize reliability and safety, ensuring every component meets our high quality standards.
Q2: Which vehicles is this starter compatible with?
A: This starter is designed to be compatible with INFINITI M45 4.5L RWD (2009-2010) and other Nissan/Infiniti luxury vehicles built on the same platforms. It corresponds to a wide range of reference numbers (see cross‑reference table). Please verify your original part number to ensure correct fitment.
💡 Selection tip: This starter features CW (Clockwise) rotation and a 11‑tooth drive gear. Always confirm the rotation direction and tooth count on your existing starter before ordering. If unsure, contact our team with your model and reference number for assistance.
Q3: Can I order a sample? What are the sample charges?
A: Yes, we support sample orders for evaluation and testing. Sample fees depend on model and quantity; some standard models may be available as free samples (shipping costs apply). Please contact our sales team for detailed information.
II. Quality & Brand
Q4: Is the LSDF brand reliable? How do you guarantee product quality?
A: Leshan Dongfeng Automobile Electric Appliance Co., Ltd. (trademark: LSDF) is a professional National High‑Tech Enterprise established in 2001, with ISO9001 certification. Our starters feature 100% pure copper motors and premium electronic components, with 100% outgoing inspection. Our products have been exported to over 10 countries, including the USA, UK, Germany, and Canada, for many years, demonstrating consistent reliability in global aftermarket applications.
III. Warranty & After‑Sales Service
Q5: What warranty and after‑sales service do you provide?
A: We offer a one‑year comprehensive warranty on all our products. During this period, we cover quality issues not caused by misuse. Our technical and sales teams are available to assist with selection, installation, and usage questions.
Q6: What should I do if I receive a faulty product?
A: If you encounter any problem upon delivery, please take clear photos/videos of the issue and retain the original packaging, then contact our customer service immediately. We will provide replacement, repair, or refund solutions based on the situation to protect your rights.
IV. Ordering & Logistics
Q7: Do you offer discounts for bulk orders?
A: Absolutely. LSDF supports OEM/ODM customization and volume purchasing. We offer competitive pricing and flexible payment terms for bulk orders. Please contact our sales team with your estimated quantity for a tailored quote.
Q8: What shipping methods do you support? How long does delivery take?
A: We offer multiple flexible logistics options:
| Shipping Method |
Details |
| Express Courier |
Via DHL, UPS, FedEx, TNT, etc. after order placement. Fastest option for small or urgent orders. |
| Air Freight |
Shipped from Tianfu Airport to the airport at your destination. |
| Sea Freight |
Shipped from Shanghai Port, suitable for bulk/large‑volume orders. |
⚠️ PATENT DISCLAIMER: LSDF has not conducted a patent search for all listed OEM part numbers. Customers are responsible for verifying that this product does not infringe any applicable patent rights in their jurisdiction. LSDF assumes no liability for patent infringement claims arising from the use of this product.
⚠️ DISCLAIMER: All brand names, trademarks, and reference numbers mentioned are the property of their respective owners. LSDF is an independent aftermarket parts supplier. Our products are not sponsored, endorsed, or affiliated with any original equipment manufacturer (OEM). The reference numbers are provided solely for cross‑referencing purposes to assist in product identification and selection. Always verify compatibility with your specific equipment before purchase. LSDF assumes no liability for improper fitment or misuse.
