SMI12E101 Starter – Compatible with INFINITI Q45 / M45 (4.5L) Models M2T85171 23300-AR200 17864

Product Overview

LSDF SMI12E101 – 12V 1.7KW 10T CW (Clockwise) Starter — A high‑quality aftermarket compatible replacement Starter, engineered for INFINITI 4.5L 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

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.

Design Features & Performance Advantages

• High‑Torque Motor Design: Utilizes robust construction with 1.7KW power output, designed to align with the power requirements of INFINITI 4.5L applications. The 10T drive gear with precision‑cut teeth ensures optimal engagement and minimizes wear and noise.
• Precision Engineering for Aftermarket Compatible Replacement: Manufactured with exacting tolerances, this Starter is designed to match the mounting and electrical specifications of the corresponding original equipment–style components. It provides a straightforward, bolt‑on installation without modification — a hassle‑free solution for maintenance professionals and DIY users alike.
• 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 outdoor environments. A high‑quality one‑way clutch protects the Starter from flywheel back‑drive damage.
• Versatile Application Coverage: This Starter is intended for use on INFINITI Q45 and M45 vehicles, 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 Q45 (2002-06, 4.5L) and INFINITI M45 (2003-04, 4.5L) vehicles. It is commonly used in repair shops, equipment dealerships, and for DIY maintenance.