Sierra NEW Shift Assist Module Kit 18-5889 Replaces: OMC 987739 0810

Sierra OEM-Grade Shift Assist Module Kit — Part Number 18-5889
Brand: Sierra | Condition: New Old Stock (NOS)

You are purchasing a new Sierra Shift Assist Module Kit, part number 18-5889. This is a genuine Sierra branded part — never installed, never used.

Condition Details:

This is a New Old Stock (NOS) part. The module kit itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.

Part Number / Supersede Information:

Primary Part Number: 18-5889
Replaces OEM OMC Stern Drive: 987739
Interchangeable With: Mallory 9-24501 | CDI 123-9898-P

Fitment:

• Fits: OMC Cobra Sterndrive with 5.0L and 5.8L Ford engines, 1990 and prior
• Applications include: 502AMLMED (1989), 502AMLPWS (1990), 502APRMED (1989), 502BPRMED (1989), 584AMLMED (1989)
• Please verify fitment using your sterndrive's model and serial number before ordering

Why Choose Quality Replacement Parts?

Sierra parts are engineered to meet or exceed OEM specifications, providing reliable performance and a precise fit for your OMC Cobra sterndrive. Each Sierra product undergoes rigorous quality testing to ensure durability and dependability on the water.

Returns:

We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.

Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience. Please verify fitment using your sterndrive's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!

QBS Parts, Inc. — Gardena, CA