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Service bulletin M1705

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11027548
Published by NHTSA2026-01-09
Manufacturer's numberM1705
Manufacturer's date2025-12-18
NHTSA componentFUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM; ENGINE; VEHICLE SPEED CONTROL; STRUCTURE:BODY

NHTSA's summary

SERVICE BULLETIN M1705: X350RA RETAIL CONVERSION KIT. This bulletin informs dealers the availability of a Rider Academy Parts and Accessories (P&A) Conversion Kit (Part No. 91800090). This kit allows dealers to convert the Riding Academy Harley-Davidson X350RA vehicles for customer retail sale. Refer to Isheet 94100747 which is an Attachment to this bulletin in Service Information Portal (SIP).

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame, Electrical system, Engine, Fuel system, Throttle and cruise control

Vehicles listed
HARLEY-DAVIDSON LWZX350RA2024 to 2025
HARLEY-DAVIDSON X350RA2023

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
23V6660002023-10-02. FUEL SYSTEM, GASOLINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
M16792026-04-08. Service bulletin. SERVICE BULLETIN M1679: AFTERMARKET EXHAUST HEADER DEBRIS. PURPOSE: Initial release. This bulletin informs dealers that Harley-Davidson has identified instances of premature engine failure due to abrasive particle wear, specifically from debris inside new aftermarket exhaust headers. Recent evaluations have identified that certain newly manufactured exhaust headers may contain residual hard particles that, if not removed prior to installation, can migrate through the engine system and cause accelerated component wear or severe mechanical damage.
M1705_Dealer Letter2026-01-09. Service bulletin. SERVICE BULLETIN M1705: X350RA RETAIL CONVERSION KIT (DEALER COMMUNICATION LETTER). Guidelines: • Vehicles must be more than 2 years from SWR date in Riding Academy fleet service, and the manufacturer's warranty expired. • Retrofits that are defined in Service Bulletin M1705, X350RA Retail Conversion Kit MUST be completed prior to vehicle resale. • An updated refleet policy can be found in the H-D Riding Academy New Rider Course Operator’s Manual (exhibit A of your Operators Agreement, found on H-Dnet). Re-submit of ID 26MC11027547 to correct Communication Date.
M1705_Dealer Letter2026-01-09. Service bulletin. SERVICE BULLETIN M1705: X350RA RETAIL CONVERSION KIT (DEALER COMMUNICATION LETTER). Guidelines: • Vehicles must be more than 2 years from SWR date in Riding Academy fleet service, and the manufacturer's warranty expired. • Retrofits that are defined in Service Bulletin M1705, X350RA Retail Conversion Kit MUST be completed prior to vehicle resale. • An updated refleet policy can be found in the H-D Riding Academy New Rider Course Operator’s Manual (exhibit A of your Operators Agreement, found on H-Dnet).
PAB11712025-11-07. Service bulletin. GENUINE MOTOR PARTS AND ACCESSORIES BULLETIN PAB1171 (REV B): SOFTWARE UPDATE FOR SCREAMIN EAGLE PRO STREET TUNER. PURPOSE: Revision B. Updated: Summary. The App has returned to the Apple App Store. This bulletin informs dealers that a recent software update to the Screamin' Eagle Pro Street Tuner application will require the use of a Personal Computer (PC) to complete a Bluetooth Communication Interface (BCI) firmware update.
M16642025-02-08. Service bulletin. SERVICE BULLETIN M1664: X 350, X350 RA AND X500 - DIAGNOSTIC CODES AND ABS SERVICING. PURPOSE: This bulletin advises dealer technicians on the correct procedure to access diagnostic trouble codes from the Electronic Control Module (ECM) and when performing Anti-lock Braking System (ABS) service. This procedure is not currently in the service manual but will be updated in the future. NOTE: The X Series of vehicles does not use Harley-Davidson Digital Technician II (DT II).
M16712024-11-07. Service bulletin. SERVICE BULLETIN M1671: 2023 X350 RA MAIN WIRING HARNESS AVAILABILITY. PURPOSE: This bulletin informs dealers that the 2023 X350 RA, Main Wire Harness (Part No. HD92000P420001) is no longer available. The Main Wire Harness has superseded to the 2024 vehicle part number. If the main wire harness on a 2023 X350 RA needs to be replaced, two parts will need to be retrofitted and required to make the vehicle operational. The Main Wire Harness (Part No. HD92000P420004) and Water Temperature Sensor (Part No. HD279115050003) from the 2024 X350 RA vehicle are required for the retrofit.
M15752023-06-06. Service bulletin. SERVICE BULLETIN M1575: X 350 AND X350 RA INITIAL CARE PROGRAM. PURPOSE: Revision. Added section: Duration of Program. January 23, 2022 through May 17, 2023. Updated: Closing of Initial Care. This bulletin informs dealers that Harley-Davidson X 350 and X350 RA Initial Care Program is to monitor the quality delivered to dealers with diagnostics and support on this newly released vehicle. Harley-Davidson Technical Service is providing an Initial Care program for the 2023 X 350 and X350 RA. Harley-Davidson is asking United States dealers to provide information on any defective parts to Technical Service within 24 hours of a concern. The goal is to provide diagnostic support and a rapid resolution that enables Harley-Davidson to have the vehicle operational within 72 hours.
PAB11332023-02-08. Service bulletin. GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1133: 2023 SCREAMIN EAGLE CALIBRATION AVAILABILITY. PURPOSE: Revision. Updated Trike stage kit information. To inform 49-State US, Canada, Mexico, and ANZ dealerships of the Screamin' Eagle calibration schedule as it relates to 2023 vehicles. Markets Affected: United States (excluding California), Canada, Mexico and New Zealand.