TYC 2-11944 Alternator

Alternator Overview

This TYC alternator, part number 2-11944, is built for direct replacement applications that require OE-style charging performance. It is specified for Lexus models with a 170-amp output, internal fan design, and a clutch pulley for stable belt operation.

Compatible With Lexus IS300, RC300, NX300, and NX200t applications, this alternator follows the original DENSO manufacturer layout and clockwise rotation. The 6-groove pulley design supports proper belt engagement in charging system service.

Key Features

• 170-amp output for charging system demand
• Internal fan configuration for compact alternator packaging
• Clutch pulley design for smoother belt control
• 6-groove pulley for matched belt routing
• Clockwise rotation specification
• OE manufacturer reference: DENSO

Detailed Description

TYC 2-11944 is an alternator engineered for Lexus charging system replacement where OE-style fit and electrical output matter. The internal fan, clutch pulley, and clockwise rotation are matched to the original design requirements, while the 170-amp rating supports the vehicle’s electrical load. This part cross-references Monroe Shocks & Struts (e.g., 27060-36101, 11944) for the same application.

Fits 2021-2025 Lexus IS300, N/A. Fits 2021-2024 Lexus RC300, N/A. Fits 2018-2021 Lexus NX300, N/A. Fits 2015-2017 Lexus NX200t, N/A. If you are replacing a worn charging unit on a Lexus IS300, RC300, NX300, or NX200t, part number 2-11944 provides a direct-match service option based on the listed fitment.

What It Is Used For

• Restoring battery charging output
• Replacing a failing alternator with charging irregularities
• Addressing warning lights related to the charging system
• Correcting belt-drive noise tied to pulley wear
• Resolving low-voltage electrical performance

Installation Notes and Tips

Verify pulley groove count, rotation direction, and electrical connector match before installation. Confirm the vehicle’s charging system specifications against the listed fitment for Lexus IS300, RC300, NX300, and NX200t applications. Part number 2-11944 should be matched to the original alternator configuration for proper operation.

Quality Assurance

This alternator is built by TYC and references DENSO as the OE manufacturer for the original design layout. The part number 2-11944 is intended for applications that require OE-style replacement specifications and verified fitment.